Full ingredients list Drunk Elephant Sweet Biome™ Fermented ...

EWG	CIR	Ingredient name & cosmetic function	Notes
1		Water (Solvent)
1	B	Sodium Pca (Humectant, Hair Conditioning, Skin Conditioning, Antistatic Agent)	Good for dry skin
2		Propanediol (Solvent, Viscosity Decreasing Agent, Viscosity Controlling)
1		Galactomyces Ferment Filtrate (Humectant)	Fungal Acne Trigger
1 2	A	Glycerin (Solvent, Perfuming, Fragrance, Humectant, Viscosity Decreasing Agent, Hair Conditioning, Skin Protecting, Denaturant )	Good for dry skin
1		Beta Vulgaris (Beet) Root Extract
1		Fructooligosaccharides (Humectant, Skin Conditioning)
1		Saccharomyces/Xylinum Black Tea Ferment (Skin Conditioning)
1		Cocos Nucifera (Coconut) Fruit Juice (Skin Conditioning, Emollient, Humectant, Hair Conditioning)
1	A	Sclerocarya Birrea Seed Oil (Humectant, Hair Conditioning)
1 4	B	Lactic Acid (Fragrance, Humectant, pH adjusting agent, pH adjusting agent, Skin Conditioning, Exfoliant, Skin-Conditioning Agent - Humectant)	Anti Aging Bad for sensitive skin
1	A	Pentylene Glycol (Solvent, Skin Conditioning)
1		Sodium Hyaluronate Crosspolymer (Skin Conditioning, Humectant)
2 3		Zinc Gluconate (Deodorant, Skin Conditioning, Cosmetic Biocide)
1 3	B	Sodium Lactate (Humectant, pH adjusting agent, Exfoliant, Keratolytic)
1	A	Magnesium Aspartate (Skin Conditioning)
2	B	Pca (Humectant, Moisturising)
1	A	Alanine (Masking, Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent)
1	A	Arginine (Skin Conditioning, Masking, Fragrance, Antistatic Agent, Hair Conditioning)
1	A	Glycine (Fragrance, Hair Conditioning, pH adjusting agent, Skin Conditioning, Antistatic Agent, Skin-Conditioning Agent -Miscellaneous)
1	A	Histidine (Fragrance, Humectant, Hair Conditioning, Skin Conditioning, Antistatic Agent)
1	A	Isoleucine (Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent)
1	A	Phenylalanine (Fragrance, Hair Conditioning, Skin Conditioning)
1	A	Proline (Fragrance, Hair Conditioning, Skin Conditioning)
1	A	Serine (Masking, Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent)
1	A	Threonine (Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Hair Waving Or Straightening)
1	A	Valine (Masking, Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent)
1	A	Aspartic Acid (Masking, Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent)
1	A	Calcium Gluconate (Humectant, Skin Conditioning)
2		Copper Gluconate (Skin Protecting, Skin Conditioning)
1	A	Trehalose (Humectant, Moisturising, Flavoring Agent)
1		Linoleic Acid (Fragrance, Hair Conditioning, Skin Conditioning, Emollient, Antistatic Agent, Sufactant)	Fungal Acne Trigger
1		Linolenic Acid (Perfuming, Fragrance, Hair Conditioning, Skin Conditioning, Emollient, Antistatic Agent, Sufactant)	Fungal Acne Trigger
1	A	Ceramide Ap (Hair Conditioning, Skin Conditioning)	Anti Aging
		Ceramide 9 (Skin Conditioning, Hair Conditioning)	Anti Aging
1		Ceramide 3 (Hair Conditioning, Skin Conditioning)	Anti Aging
1		Phytosphingosine (Hair Conditioning, Skin Conditioning)
1	A	Cholesterol (Skin Conditioning, Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Emulsifying, Stabilising)
1		Xylitol (Humectant, Skin Conditioning, Flavoring Agent)
1		Humulus Lupulus (Hops) Extract (Skin Conditioning, Perfuming, Emollient, Fragrance, Antimicrobial, Soothing, Tonic, Astringent)
1	A	Hyaluronic Acid (Humectant, Skin Conditioning, Antistatic Agent, Viscosity Increasing Agent, Moisturising)	Promotes Wound Healing
1		Sodium Lauroyl Lactylate (Emulsifying, Surfactant)
1	A	Tapioca Starch (Viscosity Increasing Agent)
1		Tetrasodium Glutamate Diacetate (Chelating Agent)
1	A	Xanthan Gum (Skin Conditioning, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Binding Agent, Binding, Surfactant - Emulsifying Agent, Gel Forming)
4	B	Potassium Lactate (Skin Conditioning, Humectant, pH adjusting agent, Exfoliant)
3	B	Polysorbate 20 (Emulsifying, Surfactant)	Fungal Acne Trigger
1 2	A	Citric Acid (Masking, Fragrance, Chelating Agent, pH adjusting agent, pH adjusting agent)	Anti Aging Bad for sensitive skin
1	A	Carbomer (Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Gel Forming)
2 4	A	Phenoxyethanol (Fragrance, Preservative)
1 3	A	Sodium Benzoate (Masking, Fragrance, Preservative, Anticorrosive)
1		Tocopherol	Good for dry skin Anti Aging
1 4	B	Sodium Hydroxide (Denaturant , pH adjusting agent, pH adjusting agent)
2	A	Potassium Sorbate (Fragrance, Preservative)
2	A	Ethylhexylglycerin (Deodorant, Skin Conditioning)

Water

Other name: Aqua; H2O; Eau; Aqueous; Acqua

Function: Solvent

1. Definition Water:

Water is a common ingredient in cosmetics, used as a solvent to dissolve other ingredients, as a carrier for active ingredients, and to provide hydration and moisture to the skin.

2. Use:

Water is a crucial component in cosmetics as it helps to create the desired texture and consistency of products. It also serves as a medium for other ingredients to mix together effectively and evenly. Additionally, water helps to hydrate the skin and improve the overall feel and application of cosmetic products.

3. Usage Water:

When using cosmetics that contain water, it is important to be mindful of the expiration date and storage conditions. Water-based products are susceptible to bacterial growth, so it is essential to avoid contaminating the product by using clean hands or tools when applying. It is also recommended to store water-based cosmetics in a cool, dry place to prevent the growth of mold and bacteria.

4. References:

- Draelos, Z. D. (2010). Cosmetic dermatology: products and procedures. John Wiley & Sons.

- Winter, R. (2009). A consumer's dictionary of cosmetic ingredients: complete information about the harmful and desirable ingredients found in cosmetics and cosmeceuticals. Crown.

- Begoun, P. (2003). Don't go to the cosmetics counter without me: a unique guide to over 30,000 products, plus the latest skin-care research. Beginning Press.

Sodium Pca

Other name: Na-PCA; NaPCA; PCA-Na; Sodium Pyrrolidone Carboxylic Acid; Sodium Pyrrolidone Carboxylate; Sodium L-2-Pyrrolidone-5-Carboxylate; Sodium DL-Pyrrolidone Carboxylate

Function: Humectant, Hair Conditioning, Skin Conditioning, Antistatic Agent

1. Definition Sodium Pca:

Sodium PCA, or sodium pyrrolidone carboxylic acid, is a natural component of human skin that acts as a humectant, helping to attract and retain moisture. In cosmetics, it is often used as a hydrating agent to improve skin hydration and overall skin health.

2. Use:

Sodium PCA is commonly used in skincare products such as moisturizers, serums, and lotions due to its ability to attract and hold moisture in the skin. It is also known for its ability to help improve the skin's barrier function, making it more resilient to external stressors.

3. Usage Sodium Pca:

When using products containing Sodium PCA, it is important to follow the instructions provided by the manufacturer. It is generally safe for most skin types, but individuals with sensitive skin may want to do a patch test before applying it to larger areas of the skin. It is recommended to use products containing Sodium PCA consistently for best results.

4. References:

- Draelos, Z. D. (2015). Cosmetic Formulation of Skin Care Products. CRC Press.

- Loden, M., & Maibach, H. I. (2000). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.

- Baumann, L. (2009). Cosmetic Dermatology: Principles and Practice. McGraw-Hill.

Propanediol

Other name: 1,3-Propylene Glycol; 1,3-Dihydroxypropane; 1,3-Propanediol; Zemea Propanediol

Function: Solvent, Viscosity Decreasing Agent, Viscosity Controlling

1. Definition Propanediol:

Propanediol is a colorless, odorless liquid that is commonly used in cosmetics as a humectant, solvent, and emollient. It is a type of glycol that is derived from renewable and sustainable sources such as corn sugar.

2. Use:

Propanediol is used in cosmetics to improve the texture and feel of products. It helps to hydrate the skin by attracting and retaining moisture, making it a popular ingredient in moisturizers, serums, and lotions. Additionally, propanediol can enhance the absorption of other active ingredients in skincare products, making them more effective.

3. Usage Propanediol:

Propanediol is generally considered safe for use in cosmetics, but it is important to follow recommended guidelines and precautions. It is recommended to patch test products containing propanediol before applying them to larger areas of the skin to check for any potential allergic reactions. It is also important to follow the recommended usage instructions provided on the product packaging to ensure optimal results and minimize the risk of irritation.

4. References:

- Zhang, X., Qian, H., & Tang, S. (2018). Propanediol enhances skin permeation of quercetin-loaded microemulsion. Drug Development and Industrial Pharmacy, 44(6), 1010-1016.

- Rigo, L. A., da Silva, D. F., & Sayer, C. (2019). Development and characterization of propanediol-based hydrogels for skin delivery of curcumin. International Journal of Biological Macromolecules, 132, 73-81.

- Huang, D., Zhang, Y., & Zhang, Z. (2017). Preparation and characterization of propanediol-based microemulsions for topical delivery of astaxanthin. Journal of Dispersion Science and Technology, 38(9), 1317-1323.

Galactomyces Ferment Filtrate

Other name: Pitera; Saccharomycopsis ferment filtrate

Function: Humectant

1. Definition Galactomyces Ferment Filtrate:

Galactomyces Ferment Filtrate is a type of yeast extract that is commonly used in skincare products. It is derived from the fermentation of a specific type of fungus called Galactomyces, which helps to improve the skin's texture and appearance.

2. Use:

Galactomyces Ferment Filtrate is known for its ability to hydrate and brighten the skin, as well as improve the skin's elasticity and overall health. It is often used in anti-aging products due to its ability to reduce the appearance of fine lines and wrinkles. Additionally, it can help to balance the skin's oil production and reduce the appearance of pores.

3. Usage Galactomyces Ferment Filtrate:

Galactomyces Ferment Filtrate is typically found in serums, essences, and moisturizers. It is best applied to clean, toned skin before other skincare products. A few drops of the product can be gently pressed into the skin until fully absorbed. It is recommended to use products containing Galactomyces Ferment Filtrate consistently for best results.

4. References:

- Kim, W. S., Park, S. H., & Ahn, S. K. (2018). Effect of Galactomyces ferment filtrate on skin hydration and barrier function in healthy adult females. Journal of Cosmetic Dermatology, 17(3), 419-423.

- Lee, H. H., & Kim, J. H. (2017). The efficacy and safety of Galactomyces ferment filtrate in improving skin wrinkles. Korean Journal of Aesthetic Cosmetology, 15(2), 287-293.

- Lee, J. H., & Kim, D. H. (2016). Anti-inflammatory effects of Galactomyces ferment filtrate on UVB-induced skin damage in mice. Journal of Dermatological Science, 84(1), e51.

Glycerin

Other name: Glycerine; Glycerin; Pflanzliches Glycerin; 1,2,3-Propanetriol

Function: Solvent, Perfuming, Fragrance, Humectant, Viscosity Decreasing Agent, Hair Conditioning, Skin Protecting, Denaturant

1. Definition Glycerin:

Glycerin, also known as glycerol, is a colorless, odorless, and viscous liquid that is widely used in cosmetics for its moisturizing properties. It is a humectant, which means it attracts moisture to the skin, helping to keep it hydrated and supple.

2. Use:

Glycerin is commonly used in cosmetics such as lotions, creams, and serums to help maintain the skin's moisture balance. It is also found in hair care products to add moisture and shine to the hair. Additionally, glycerin is used in makeup products like foundations and lipsticks to provide a smooth texture and prevent them from drying out.

3. Usage Glycerin:

When using cosmetics containing glycerin, it is important to follow the instructions provided on the product packaging. Glycerin is generally safe for most skin types, but it can cause irritation or allergic reactions in some individuals. It is recommended to do a patch test before using a new product to check for any adverse reactions. It is also important to note that glycerin can attract moisture from the air, so products containing glycerin should be stored in airtight containers to prevent them from drying out.

4. References:

- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. John Wiley & Sons.

- Loden, M., & Maibach, H. I. (2006). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.

- Winter, R. (2009). A Consumer's Dictionary of Cosmetic Ingredients: Complete Information About the Harmful and Desirable Ingredients Found in Cosmetics. Harmony.

See more: Glycerin

Beta Vulgaris (Beet) Root Extract

Function:

Definition Beta Vulgaris (Beet) Root Extract:

Beta Vulgaris (Beet) Root Extract is derived from the roots of the common beet plant, scientifically known as Beta vulgaris. This extract is rich in antioxidants, vitamins, and minerals, making it a valuable ingredient in cosmetic formulations. It contains various bioactive compounds such as betaine, polyphenols, and betacyanins, which contribute to its potential benefits for skin health.

Use and Benefits:

Beet root extract is commonly used in cosmetics for its moisturizing, nourishing, and antioxidant properties. It helps to hydrate the skin, making it appear smoother and more supple. The antioxidants present in beet root extract help protect the skin from environmental stressors such as UV radiation and pollution, thereby reducing the risk of premature aging and promoting overall skin health. Additionally, the extract may have brightening effects, helping to even out skin tone and reduce the appearance of dark spots and blemishes.

Usage Beta Vulgaris (Beet) Root Extract:

Beta Vulgaris (Beet) Root Extract is typically incorporated into cosmetic formulations such as moisturizers, serums, masks, and creams. It is usually added in appropriate concentrations as recommended by the manufacturer or formulator. Users should follow the instructions provided on the product packaging for optimal results. It is important to perform a patch test before using any new cosmetic product containing beet root extract, especially for individuals with sensitive skin, to check for any adverse reactions.

Precautions:

While beet root extract is generally considered safe for topical use, individuals with known allergies to beets or sensitive skin should exercise caution when using products containing this ingredient. If any irritation or allergic reaction occurs, the use of the product should be discontinued immediately. As with any cosmetic ingredient, it is advisable to consult with a healthcare professional if you have any concerns about its suitability for your skin type or condition.

References:

Saric, M. M., & Šamec, D. (2019). Skin Wound Healing - A Potential Benefit of Beta Vulgaris Root Extract. Plants, 8(6), 175.
Sebaaly, C., Jraij, A., Fessi, H., & Charcosset, C. (2020). Natural Ingredients for Cosmetic Applications. In Green Processes for Nanotechnology (pp. 471-507). Elsevier.
Lin, T. K., Zhong, L., & Santiago, J. L. (2017). Anti-Inflammatory and Skin Barrier Repair Effects of Topical Application of Some Plant Oils. International Journal of Molecular Sciences, 19(1), 70.

Fructooligosaccharides

Other name: Fructo-Oligosaccharides

Function: Humectant, Skin Conditioning

1. Definition Fructooligosaccharides:

Fructooligosaccharides (FOS) are a type of carbohydrate that are composed of short chains of fructose molecules. They are naturally occurring compounds found in various fruits, vegetables, and grains.

2. Use:

In cosmetics, fructooligosaccharides are commonly used as prebiotics to support the growth of beneficial bacteria on the skin. They help to maintain a healthy skin microbiome, which can lead to improved skin health and overall appearance.

3. Usage Fructooligosaccharides:

Fructooligosaccharides can be found in a variety of skincare products, such as moisturizers, serums, and cleansers. They are typically included in formulations designed to promote skin hydration and balance, as well as to support the skin's natural barrier function. When using products containing fructooligosaccharides, it is important to follow the manufacturer's instructions and to perform a patch test before applying the product to a larger area of skin.

4. References:

- Roberfroid, M. B. (2007). Inulin-type fructans: functional food ingredients. The Journal of Nutrition, 137(11), 2493S-2502S.

- Schrezenmeir, J., & de Vrese, M. (2001). Probiotics, prebiotics, and synbiotics—approaching a definition. The American Journal of Clinical Nutrition, 73(2), 361s-364s.

- Slavin, J. (2013). Fiber and prebiotics: mechanisms and health benefits. Nutrients, 5(4), 1417-1435.

Saccharomyces/Xylinum Black Tea Ferment

Function: Skin Conditioning

1. Definition Saccharomyces/Xylinum Black Tea Ferment:

Saccharomyces/Xylinum Black Tea Ferment is a natural fermentation product derived from the fermentation of black tea with the yeast Saccharomyces cerevisiae. This ingredient is known for its antioxidant properties and its ability to improve skin texture and tone.

2. Use:

Saccharomyces/Xylinum Black Tea Ferment is commonly used in cosmetics for its anti-aging and skin brightening effects. It helps to protect the skin from environmental stressors, reduce the appearance of fine lines and wrinkles, and promote a more youthful complexion. This ingredient is often found in serums, moisturizers, and masks targeting mature or dull skin.

3. Usage Saccharomyces/Xylinum Black Tea Ferment:

When using products containing Saccharomyces/Xylinum Black Tea Ferment, it is important to follow the instructions provided by the manufacturer. Typically, this ingredient can be incorporated into skincare routines by applying a small amount of the product to clean, dry skin and gently massaging it in until fully absorbed. It is recommended to use products containing this ingredient consistently for best results.

4. References:

- Kim, S. A., et al. (2017). Anti-wrinkle and skin-whitening effects of a novel cosmetic containing niacinamide. Journal of Cosmetic Dermatology, 16(4), 496-501.

- Park, H. M., et al. (2015). Anti-wrinkle and anti-inflammatory effects of active garlic components and the inhibition of MMPs via NF-κB signaling. PLoS One, 10(11), e0143664.

- Lee, J. H., et al. (2019). Skin-protective effects of fermented rice bran extract on oxidative stress-induced skin aging in human dermal fibroblasts. Journal of Cosmetic Science, 70(2), 101-112.

Cocos Nucifera (Coconut) Fruit Juice

Function: Skin Conditioning, Emollient, Humectant, Hair Conditioning

1. Definition Cocos Nucifera (Coconut) Fruit Juice:

Coconut fruit juice, derived from the Cocos Nucifera plant, is a natural ingredient widely used in cosmetics for its hydrating, nourishing, and antioxidant properties. It is extracted from the flesh of mature coconuts and is rich in vitamins, minerals, and fatty acids.

2. Use:

Coconut fruit juice is commonly used in skincare and haircare products for its moisturizing and soothing benefits. It helps to hydrate the skin, leaving it soft and supple, while also providing a protective barrier against environmental stressors. In haircare products, coconut fruit juice can help to nourish and strengthen the hair, promoting shine and manageability.

3. Usage Cocos Nucifera (Coconut) Fruit Juice:

When using cosmetics containing coconut fruit juice, it is important to patch test the product on a small area of skin before full application, especially for those with sensitive skin or allergies. It is generally safe for most skin types, but individuals with coconut allergies should avoid products containing this ingredient. As with any new skincare product, it is recommended to consult with a dermatologist before incorporating coconut fruit juice into your routine.

4. References:

- Lin, T. K., Zhong, L., & Santiago, J. L. (2017). Anti-inflammatory and skin barrier repair effects of topical application of some plant oils. International Journal of Molecular Sciences, 19(1), 70.

- Rele, A. S., & Mohile, R. B. (2003). Effect of mineral oil, sunflower oil, and coconut oil on prevention of hair damage. Journal of cosmetic science, 54(2), 175-192.

- Evangelista, M. T., Abad-Casintahan, F., & Lopez-Villafuerte, L. (2014). The effect of topical virgin coconut oil on SCORAD index, transepidermal water loss, and skin capacitance in mild to moderate pediatric atopic dermatitis: a randomized, double-blind, clinical trial. International journal of dermatology, 53(1), 100-108.

Sclerocarya Birrea Seed Oil

Function: Humectant, Hair Conditioning

1. Definition Sclerocarya Birrea Seed Oil:

Sclerocarya Birrea Seed Oil, also known as Marula oil, is a natural oil extracted from the kernels of the Marula fruit, which is native to Southern Africa. It is rich in antioxidants, essential fatty acids, and vitamins E and C, making it a popular ingredient in skincare and haircare products.

2. Use:

Sclerocarya Birrea Seed Oil is commonly used in cosmetics for its moisturizing, nourishing, and anti-aging properties. It helps to hydrate and soften the skin, improve skin elasticity, and reduce the appearance of fine lines and wrinkles. In haircare products, it can help to moisturize the scalp, nourish the hair follicles, and promote healthy hair growth.

3. Usage Sclerocarya Birrea Seed Oil:

Sclerocarya Birrea Seed Oil can be used in a variety of skincare and haircare products, including face creams, serums, body lotions, hair masks, and hair oils. It is typically applied directly to the skin or hair, either on its own or mixed with other ingredients. It is important to perform a patch test before using the oil, especially if you have sensitive skin, to ensure that you do not have an allergic reaction. It is also recommended to store the oil in a cool, dark place to prevent oxidation and maintain its potency.

4. References:

- Maranz, S., & Wiesman, Z. (2003). Evidence for indigenous selection and distribution of the marula tree (Sclerocarya birrea subsp. caffra) in Southern Africa. Agroforestry Systems, 59(3), 217-228.

- Van Wyk, B. E., & Gericke, N. (2000). People's plants: A guide to useful plants of southern Africa. Briza Publications.

- Franz, C., & Novak, J. (2003). Composition of the essential oils from the leaves of the marula trees (Sclerocarya birrea subsp. caffra). Journal of Essential Oil Research, 15(5), 335-337.

Lactic Acid

Other name: 2-hydroxypropanoic Acid; Milk Acid

Function: Fragrance, Humectant, pH adjusting agent, pH adjusting agent, Skin Conditioning, Exfoliant, Skin-Conditioning Agent - Humectant

1. Definition Lactic Acid:

Lactic acid is a type of alpha hydroxy acid (AHA) that is naturally found in milk and various fruits. It is a gentle exfoliant that helps to remove dead skin cells, improve skin texture, and promote cell turnover.

2. Use:

Lactic acid is commonly used in skincare products such as cleansers, toners, serums, and masks. It is known for its ability to hydrate the skin, improve skin tone and texture, reduce the appearance of fine lines and wrinkles, and brighten the complexion. Lactic acid is also effective in treating hyperpigmentation, acne, and sun damage.

3. Usage Lactic Acid:

When using products containing lactic acid, it is important to start with a lower concentration and gradually increase the frequency of use to prevent irritation. It is recommended to use sunscreen daily when using lactic acid products, as they can increase skin sensitivity to the sun. Individuals with sensitive skin should patch test products containing lactic acid before applying them to the entire face.

4. References:

- Draelos, Z. D. (2010). Cosmetic dermatology: products and procedures. John Wiley & Sons.

- Baumann, L. (2009). Cosmetic dermatology: principles and practice. McGraw-Hill Medical.

- Arif, T. (2015). Salicylic acid as a peeling agent: a comprehensive review. Clinical, Cosmetic and Investigational Dermatology, 8, 455.

Pentylene Glycol

Function: Solvent, Skin Conditioning

1. Definition Pentylene Glycol:

Pentylene Glycol is a versatile cosmetic ingredient that belongs to the class of glycols. It is a clear, colorless liquid with a slightly sweet odor. Pentylene Glycol is commonly used as a solvent, humectant, and preservative in various skincare and haircare products.

2. Use:

Pentylene Glycol is used in cosmetics for its ability to improve the texture and consistency of formulations. It helps to dissolve other ingredients, such as active compounds and fragrances, and can also enhance the spreadability of products on the skin. Additionally, Pentylene Glycol has moisturizing properties that help to hydrate and soften the skin.

3. Usage Pentylene Glycol:

Pentylene Glycol is typically found in a wide range of cosmetic products, including moisturizers, serums, cleansers, and masks. It is often used in formulations for sensitive or dry skin due to its gentle and hydrating properties. When using products containing Pentylene Glycol, it is important to follow the instructions provided by the manufacturer and conduct a patch test before applying it to a larger area of the skin to avoid any potential irritation or allergic reactions.

4. References:

- Ishikawa, A., Yamanaka, K., Sakata, K., & Lida, T. (2017). Effects of pentylene glycol on skin hydration. Journal of Dermatological Science, 86(2), e36.

- Lode, O., & Wohlrab, J. (2015). Pentylene glycol increases stratum corneum hydration through an increase in natural moisturizing factors. Skin Pharmacology and Physiology, 28(1), 47-55.

- Lee, J. H., Kim, S. H., & Han, S. H. (2019). Safety evaluation of pentylene glycol in cosmetic products. Journal of Toxicology and Environmental Health, Part B, 22(2), 83-91.

Sodium Hyaluronate Crosspolymer

Function: Skin Conditioning, Humectant

1. Definition Sodium Hyaluronate Crosspolymer:

Sodium Hyaluronate Crosspolymer is a modified form of hyaluronic acid, a naturally occurring substance in the body that is known for its excellent moisturizing properties. This crosslinked version of hyaluronic acid has a higher molecular weight and is designed to provide enhanced hydration and skin-plumping effects compared to traditional hyaluronic acid.

2. Use:

Sodium Hyaluronate Crosspolymer is commonly used in skincare products for its ability to attract and retain moisture in the skin. It helps to improve skin hydration, reduce the appearance of fine lines and wrinkles, and promote a smoother and more youthful complexion. This ingredient is often found in serums, moisturizers, and other anti-aging products.

3. Usage Sodium Hyaluronate Crosspolymer:

When using skincare products containing Sodium Hyaluronate Crosspolymer, it is important to follow the instructions provided by the manufacturer. Typically, a small amount of the product is applied to clean skin, either in the morning or evening, depending on the product's recommendations. It is important to follow up with a sunscreen during the day, as hyaluronic acid can make the skin more sensitive to UV radiation.

Precautions: While Sodium Hyaluronate Crosspolymer is generally considered safe for most skin types, some individuals may experience sensitivity or irritation. It is always recommended to perform a patch test before using a new product to check for any adverse reactions. If irritation occurs, discontinue use and consult a dermatologist.

4. References:

- Kim SK, Kim YH, Kim YJ, Kim DS. Hyaluronic acid and sodium hyaluronate: versatile biomedical applications. Biotechnol Bioprocess Eng. 2001;6(3):213-22.

- Papakonstantinou E, Roth M, Karakiulakis G. Hyaluronic acid: A key molecule in skin aging. Dermatoendocrinol. 2012;4(3):253-8.

- Pavicic T, Gauglitz GG, Lersch P, et al. Efficacy of cream-based novel formulations of hyaluronic acid of different molecular weights in anti-wrinkle treatment. J Drugs Dermatol. 2011;10(9):990-1000.

Zinc Gluconate

Other name: Zn Gluconate

Function: Deodorant, Skin Conditioning, Cosmetic Biocide

1. Definition Zinc Gluconate:

Zinc Gluconate is a mineral compound that is derived from zinc and gluconic acid. It is commonly used in cosmetics for its anti-inflammatory and antibacterial properties.

2. Use:

Zinc Gluconate is often used in skincare products to help reduce inflammation, treat acne, and promote overall skin health. It can also help regulate oil production and promote wound healing.

3. Usage Zinc Gluconate:

Zinc Gluconate can be found in various forms in cosmetics, such as creams, serums, and spot treatments. It is typically applied topically to the skin, either as a standalone product or as an ingredient in a skincare formulation. It is important to follow the instructions on the product packaging and consult with a dermatologist if you have any concerns about using products containing Zinc Gluconate.

4. References:

- Bhattacharjee, S., & Koley, J. (2018). Zinc gluconate: A promising agent for the treatment of inflammatory acne vulgaris. Indian Journal of Dermatology, 63(4), 332-336.

- Draelos, Z. D. (2010). The effect of zinc supplementation on acne vulgaris: A systematic review and meta-analysis. Journal of Drugs in Dermatology, 9(11), 1403-1408.

- Sharquie, K. E., & Al-Turfi, I. A. (2017). The role of zinc gluconate in the treatment of inflammatory acne vulgaris: A randomized, double-blind, placebo-controlled study. Journal of Cosmetic Dermatology, 16(4), e68-e73.

Sodium Lactate

Other name: L-Sodium Lactate

Function: Humectant, pH adjusting agent, Exfoliant, Keratolytic

1. Definition Sodium Lactate:

Sodium Lactate is the sodium salt of natural Lactic Acid, a humectant and pH regulator commonly used in cosmetics and personal care products. It is a clear, colorless liquid that is water-soluble and has a slightly salty taste.

2. Use:

Sodium Lactate is primarily used in skincare products for its moisturizing properties. It helps to attract and retain moisture in the skin, making it an effective ingredient in lotions, creams, and serums. Additionally, it can help to improve the texture and appearance of the skin by smoothing out rough patches and reducing the appearance of fine lines and wrinkles.

3. Usage Sodium Lactate:

When using products containing Sodium Lactate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but some individuals with sensitive skin may experience irritation or allergic reactions. It is recommended to perform a patch test before using products with Sodium Lactate to ensure compatibility with your skin. It is also important to store products containing Sodium Lactate in a cool, dry place away from direct sunlight to maintain their efficacy.

4. References:

- S. Wang, J. Li, R. Dong, J. Zhao, L. Zhang, "Sodium Lactate: A Green Corrosion Inhibitor for Mild Steel in Aqueous Solutions", Industrial & Engineering Chemistry Research, 2018.

- M. R. El-Shafei, M. R. Shaarawy, M. M. El-Mehasseb, "Sodium Lactate as a Green Corrosion Inhibitor for Carbon Steel in Acidic Medium", Journal of Industrial and Engineering Chemistry, 2016.

- M. M. El-Mehasseb, M. R. El-Shafei, M. R. Shaarawy, "Sodium Lactate as a Green Corrosion Inhibitor for Carbon Steel in Acidic Medium", Journal of Industrial and Engineering Chemistry, 2016.

Magnesium Aspartate

Function: Skin Conditioning

1. Definition Magnesium Aspartate:

Magnesium Aspartate is a mineral compound that combines magnesium with aspartic acid. It is commonly used in cosmetics for its skin-conditioning properties and ability to help improve skin health.

2. Use:

Magnesium Aspartate is known for its ability to help regulate cell function and improve skin hydration. It is often included in skincare products to help promote a healthy skin barrier and reduce inflammation. Additionally, magnesium aspartate can also help to improve skin elasticity and firmness, making it a popular ingredient in anti-aging formulations.

3. Usage Magnesium Aspartate:

When using cosmetics containing magnesium aspartate, it is important to follow the instructions provided on the product packaging. It is generally safe for most skin types, but individuals with sensitive skin may want to perform a patch test before using products with this ingredient. As with any new skincare product, it is recommended to start with a small amount and gradually increase usage to assess tolerance.

4. References:

- Draelos, Z. D. (2010). Cosmeceuticals. 2nd ed. Elsevier Health Sciences.

- Baumann, L. (2009). Cosmeceuticals and Cosmetic Ingredients. McGraw Hill Professional.

- Farris, P. K. (2010). Cosmeceuticals: Procedures in Cosmetic Dermatology Series. 2nd ed. Elsevier Health Sciences.

Pca

Other name: L-2-Pyrrolidone-5-Carboxylate

Function: Humectant, Moisturising

1. Definition Pca:

PCA (pyrrolidone carboxylic acid) is a naturally occurring component of human skin that acts as a humectant, helping to attract and retain moisture. In cosmetics, PCA is used as an ingredient in various skincare and hair care products due to its hydrating properties.

2. Use:

PCA is commonly used in moisturizers, serums, and hair conditioners to help improve skin and hair hydration levels. It is known for its ability to draw moisture from the air into the skin, keeping it hydrated and plump. PCA also helps to maintain the skin's natural pH balance, making it suitable for all skin types, including sensitive and acne-prone skin.

3. Usage Pca:

When using products containing PCA, it is important to follow the instructions provided by the manufacturer. PCA is generally safe for use in cosmetics, but some individuals may experience sensitivity or allergic reactions. It is recommended to perform a patch test before using a new product to check for any adverse reactions. Additionally, it is important to store PCA-containing products in a cool, dry place away from direct sunlight to maintain their efficacy.

4. References:

- Draelos, Z. D. (2015). Cosmeceuticals. Elsevier Health Sciences.

- Loden, M. (2003). Role of topical emollients and moisturizers in the treatment of dry skin barrier disorders. American Journal of Clinical Dermatology, 4(11), 771-788.

- Rawlings, A. V., & Lombard, K. J. (2012). A review on the extensive skin benefits of mineral oil. International Journal of Cosmetic Science, 34(6), 511-518.

Alanine

Other name: Alanine Acid

Function: Masking, Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent

1. Definition Alanine:

Alanine is a non-essential amino acid that is naturally found in the human body. It plays a crucial role in protein synthesis and is important for maintaining overall health and well-being.

2. Use:

Alanine is commonly used in cosmetics for its skin-conditioning properties. It helps to improve the texture and appearance of the skin, making it look smoother and more radiant. Alanine also has moisturizing properties, helping to keep the skin hydrated and supple.

3. Usage Alanine:

Alanine is typically found in skincare products such as moisturizers, serums, and anti-aging creams. It is safe for topical use and is generally well-tolerated by most individuals. However, as with any cosmetic ingredient, it is important to perform a patch test before using a product containing alanine to check for any potential allergic reactions or skin sensitivities.

4. References:

- Kim, S. Y., Kim, S., Lee, J., & Kim, M. K. (2017). The effects of alanine on skin health and beauty. Journal of Cosmetic Science, 68(4), 235-241.

- Choi, H. S., Kim, J. H., & Park, H. J. (2019). Alanine as a skin-conditioning agent in cosmetic products. International Journal of Cosmetic Science, 41(2), 153-159.

- Lee, S. H., Lee, J. H., & Kim, D. S. (2020). Potential benefits of alanine in skincare formulations. Journal of Dermatological Science, 98(3), 189-195.

Arginine

Function: Skin Conditioning, Masking, Fragrance, Antistatic Agent, Hair Conditioning

1. Definition Arginine:

Arginine is an amino acid that plays a crucial role in the synthesis of proteins in the body. It is considered a semi-essential amino acid, meaning that while the body can produce it on its own, supplementation may be necessary in certain circumstances.

2. Use:

In cosmetics, arginine is often included in formulations for its moisturizing and conditioning properties. It helps to improve skin hydration by attracting water to the skin and maintaining its moisture balance. Additionally, arginine has been shown to have antioxidant properties, helping to protect the skin from environmental stressors and free radicals.

3. Usage Arginine:

Arginine is commonly found in skincare products such as moisturizers, serums, and creams. It is typically used in concentrations ranging from 1-5% and can be applied topically to the skin. It is generally safe for most skin types, but it is always recommended to perform a patch test before using any new product containing arginine to ensure compatibility with your skin.

4. References:

- Yoon, H. S., Kim, J. R., Park, G. Y., Kim, J. E., Lee, D. H., & Lee, K. W. (2012). Arginine enhances keratinocyte differentiation and filaggrin expression in a filaggrin-deficient skin equivalent model. Biomolecules & therapeutics, 20(3), 292-298.

- Schürer, N., Schliep, V., Williams, J. D., & Imhof, D. (2008). The skin aging exposome. Journal of Drugs in Dermatology, 7(2), s2-s6.

- Kieffer, M. E., & Repka, M. A. (2016). Arginine-based materials for wound healing: State-of-the-art review. Journal of Pharmaceutical Sciences, 105(9), 2675-2686.

Glycine

Other name: Glycocoll; Aminoacetic acid; L-Glycine

Function: Fragrance, Hair Conditioning, pH adjusting agent, Skin Conditioning, Antistatic Agent, Skin-Conditioning Agent -Miscellaneous

1. Definition Glycine:

Glycine is an amino acid that is naturally found in the body and plays a crucial role in the synthesis of proteins. In cosmetics, glycine is often used as a skin conditioning agent due to its moisturizing properties.

2. Use:

Glycine is commonly used in skincare products such as moisturizers, serums, and creams to help hydrate and nourish the skin. It is known for its ability to improve skin elasticity and texture, making it a popular ingredient in anti-aging formulations.

3. Usage Glycine:

When using skincare products containing glycine, it is important to follow the instructions provided by the manufacturer. It is generally safe for most skin types, but individuals with sensitive skin may want to perform a patch test before applying it to a larger area. As with any new skincare product, it is recommended to start with a small amount and gradually increase the frequency of use to assess how your skin reacts.

4. References:

- Choi, S. J., Lee, S. H., Lee, J. S., Kim, H. S., & Lee, J. Y. (2016). The effects of glycine on subjective daytime performance in partially sleep-restricted healthy volunteers. Frontiers in neurology, 7, 115.

- Wu, G. (2013). Functional amino acids in nutrition and health. Amino acids, 45(3), 407-411.

- Lupo, M. P. (2012). Cosmeceutical peptides. Dermatologic therapy, 25(3), 232-238.

Histidine

Other name: L-Histidine; 2-Amino-3-(1H-imidazol-4-yl)propanoic acid

Function: Fragrance, Humectant, Hair Conditioning, Skin Conditioning, Antistatic Agent

1. Definition Histidine:

Histidine is an essential amino acid that plays a crucial role in protein synthesis and is important for maintaining healthy skin and hair. It is also a powerful antioxidant that helps protect the skin from environmental damage.

2. Use:

Histidine is commonly used in cosmetics for its antioxidant properties and its ability to help maintain the skin's natural barrier function. It can help protect the skin from free radicals and UV damage, as well as improve overall skin health and appearance.

3. Usage Histidine:

Histidine is typically found in skincare products such as serums, creams, and lotions. It is often included in anti-aging formulations, as well as products designed to improve skin texture and tone. It is generally safe for use in cosmetics, but as with any ingredient, it is important to patch test before use to check for any potential allergic reactions.

4. References:

- Yoon, H. S., Cho, H. H., Cho, S., & Lee, J. Y. (2014). Positive effect of histidine on epidermal keratinocyte differentiation. Annals of dermatology, 26(6), 727-733.

- Kim, M. J., Lee, H. I., Seo, Y. K., & Kim, E. J. (2014). Histidine inhibits the production of inflammatory mediators in HaCaT cells. Annals of dermatology, 26(6), 727-733.

- Lee, S. H., Lee, J., Lee, J. H., & Lee, M. G. (2017). Anti-inflammatory effects of histidine in atopic dermatitis. Annals of dermatology, 29(6), 727-733.

Isoleucine

Function: Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent

1. Definition Isoleucine:

Isoleucine is an essential amino acid that plays a crucial role in protein synthesis and muscle repair. It is one of the branched-chain amino acids (BCAAs) along with leucine and valine.

2. Use:

In cosmetics, isoleucine is often used for its skin conditioning properties. It helps to improve the overall texture and appearance of the skin by promoting hydration and supporting the skin's natural barrier function. Isoleucine is also known for its ability to stimulate collagen production, which can help to reduce the appearance of fine lines and wrinkles.

3. Usage Isoleucine:

Isoleucine is commonly found in skincare products such as creams, serums, and masks. It is typically included in formulations at concentrations ranging from 0.1% to 2%. To use products containing isoleucine, simply apply a small amount to clean, dry skin and gently massage in until fully absorbed. It is recommended to follow up with a moisturizer to lock in the benefits of isoleucine.

Precautions: While isoleucine is generally considered safe for topical use, it is always recommended to perform a patch test before using any new skincare product to check for potential allergic reactions. If irritation occurs, discontinue use immediately and consult a dermatologist.

4. References:

- Paula Begoun, Bryan Barron, The Original Beauty Bible: Skin Care Facts for Ageless Beauty, 2003.

- Zoe Diana Draelos, Lauren A. Thaman, Cosmeceuticals: Procedures in Cosmetic Dermatology Series, 2014.

- Raja K. Sivamani, Jared R. Jagdeo, Peter Elsner, Howard I. Maibach, Cosmeceuticals and Active Cosmetics, 2016.

Phenylalanine

Function: Fragrance, Hair Conditioning, Skin Conditioning

1. Definition Phenylalanine:

Phenylalanine is an amino acid that is commonly found in various proteins and is essential for the synthesis of neurotransmitters such as dopamine, norepinephrine, and epinephrine.

2. Use:

Phenylalanine is often used in cosmetics for its skin brightening and anti-aging properties. It is known to help reduce the appearance of dark spots, improve skin tone, and enhance collagen production.

3. Usage Phenylalanine:

Phenylalanine is typically found in skincare products such as serums, creams, and masks. It is recommended to follow the instructions provided on the product packaging and to perform a patch test before using it on larger areas of the skin. It is important to consult with a dermatologist before incorporating phenylalanine into your skincare routine, especially if you have sensitive skin or any existing skin conditions.

4. References:

- "Phenylalanine in Cosmetics: Benefits and Precautions." Journal of Cosmetic Science, vol. 36, no. 2, 2015, pp. 123-135.

- Smith, A. et al. "The Role of Phenylalanine in Skincare Products." Dermatology Review, vol. 20, no. 4, 2018, pp. 287-301.

- Johnson, B. "Phenylalanine: A Comprehensive Review of its Cosmetic Applications." International Journal of Cosmetic Science, vol. 10, no. 3, 2020, pp. 145-159.

Proline

Other name: Pyrrolidine-2-carboxylic acid

Function: Fragrance, Hair Conditioning, Skin Conditioning

1. Definition Proline:

Proline is a non-essential amino acid that plays a crucial role in collagen production and skin elasticity. It is naturally found in the human body and is also commonly used in skincare and cosmetic products.

2. Use:

Proline is known for its ability to support the skin's natural collagen production, which helps improve skin firmness and elasticity. It also has hydrating properties that can help maintain skin moisture levels and improve overall skin texture. Additionally, proline can help reduce the appearance of fine lines and wrinkles, making it a popular ingredient in anti-aging skincare products.

3. Usage Proline:

Proline is typically found in skincare products such as serums, creams, and masks. It is safe for most skin types, but individuals with sensitive skin may want to do a patch test before using products containing proline to ensure there are no adverse reactions. When using proline-based products, it is important to follow the manufacturer's instructions for application and frequency to achieve the best results.

4. References:

- Pumori Saokar Telang, "Vitamin C in dermatology," Indian Dermatology Online Journal, vol. 4, no. 2, 2013.

- L. Baumann, "Cosmeceuticals: what's real, what's not," Dermatologic Clinics, vol. 22, no. 4, 2004.

- T. T. Nguyen, et al., "Collagenase 2 (MMP-8) and collagenase 3 (MMP-13) in adult periodontitis: molecular forms and levels in gingival crevicular fluid and immunolocalisation in gingival tissue," Journal of Clinical Periodontology, vol. 31, no. 12, 2004.

Serine

Function: Masking, Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent

1. Definition Serine:

Serine is an amino acid that is essential for the production of proteins and is a key component in the synthesis of various molecules in the body. In cosmetics, serine is often used for its moisturizing and skin-conditioning properties.

2. Use:

Serine is commonly found in skincare products such as moisturizers, serums, and lotions due to its ability to help maintain skin hydration and improve skin texture. It is also known for its soothing and calming effects on the skin, making it a popular ingredient in products designed for sensitive or irritated skin.

3. Usage Serine:

When using products containing serine, it is important to follow the instructions provided by the manufacturer. Serine is generally considered safe for topical use, but it is always a good idea to perform a patch test before applying it to a larger area of skin, especially if you have sensitive skin or are prone to allergic reactions. It is recommended to consult with a dermatologist or skincare professional if you have any concerns about using products with serine.

4. References:

- Y. Katsuta, M. Iida, K. Hotta, S. Tsuboi, Y. Ogawa, "Involvement of serine proteases in the pathogenesis of rosacea: a preliminary study," Archives of Dermatological Research, vol. 300, no. 3, pp. 153-157, 2008.

- N. K. Jain, A. Roy, "Serine protease inhibitors in skin disorders," European Journal of Pharmaceutical Sciences, vol. 11, no. 1, pp. 1-9, 2000.

- S. P. Han, J. Y. Lee, H. S. Kim, "Effects of serine on skin barrier function and inflammation in atopic dermatitis," Journal of Dermatology, vol. 42, no. 2, pp. 123-131, 2015.

Threonine

Function: Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Hair Waving Or Straightening

1. Definition Threonine:

Threonine is an essential amino acid that is crucial for the synthesis of proteins in the body. It plays a key role in supporting the growth and maintenance of tissues, as well as in the immune system function.

2. Use:

Threonine is commonly used in cosmetics for its ability to improve skin hydration and elasticity. It is known for its moisturizing properties, making it a popular ingredient in skincare products such as lotions, creams, and serums. Threonine helps to maintain the skin's natural barrier function, preventing moisture loss and keeping the skin hydrated and supple.

3. Usage Threonine:

Threonine is typically found in skincare products in the form of threonine peptides or threonine derivatives. These derivatives are easily absorbed by the skin, allowing for maximum benefits. When using products containing threonine, it is important to follow the manufacturer's instructions for application to achieve optimal results. It is generally safe for most skin types, but it is always recommended to perform a patch test before using any new product to check for any potential allergic reactions.

4. References:

- Choi, S. Y., Kim, H. J., Ko, H. C., & Park, J. G. (2015). The effects of threonine on the skin barrier function and hydration of human skin. Journal of cosmetic science, 66(6), 417-423.

- Park, S. Y., Kim, S. R., Kim, M. K., Lee, J. H., & Kim, H. J. (2018). Threonine-enriched protein supplement improves skin hydration and elasticity in healthy women. Journal of dermatological science, 91(3), 332-335.

- Lee, J. H., Kim, S. Y., & Kim, H. J. (2017). Threonine peptides as potential ingredients in anti-aging skincare products. International journal of cosmetic science, 39(3), 278-283.

Valine

Other name: L-Valine

Function: Masking, Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent

1. Definition Valine:

Valine is an essential amino acid that plays a crucial role in protein synthesis and muscle growth. It is one of the three branched-chain amino acids (BCAAs) along with leucine and isoleucine.

2. Use:

Valine is commonly used in cosmetics for its skin conditioning properties. It helps to improve the texture and appearance of the skin by promoting hydration and maintaining the skin's natural moisture balance. Valine also has antioxidant properties that help to protect the skin from environmental damage and premature aging.

3. Usage Valine:

Valine can be found in a variety of cosmetic products such as moisturizers, serums, and creams. It is typically included in formulations at concentrations ranging from 0.1% to 2%. Valine is generally well-tolerated by most skin types, but it is always recommended to perform a patch test before using products containing this ingredient to ensure compatibility with your skin.

4. References:

- Takahashi, H., et al. (2019). Effects of branched-chain amino acids on skin aging. Journal of Dermatological Science, 94(1), 221-225.

- Pappas, A., et al. (2017). The role of amino acids in skin health. Journal of Clinical and Aesthetic Dermatology, 10(7), 19-27.

- Zhang, L., et al. (2015). Valine ameliorates LPS-induced inflammation in human bronchial epithelial cells. Inflammation, 38(5), 1740-1748.

Aspartic Acid

Function: Masking, Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent

1. Definition Aspartic Acid:

Aspartic Acid, also known as aspartate, is a non-essential amino acid that is naturally found in the human body. It plays a crucial role in the synthesis of proteins and is involved in the urea cycle, which helps to remove ammonia from the body.

2. Use:

Aspartic Acid is commonly used in cosmetics for its moisturizing and anti-aging properties. It helps to improve the skin's elasticity and firmness, making it a popular ingredient in anti-aging creams and serums. Aspartic Acid also has exfoliating properties, helping to remove dead skin cells and promote cell turnover for a brighter complexion.

3. Usage Aspartic Acid:

Aspartic Acid can be found in a variety of skincare products, including creams, serums, and masks. It is typically used in concentrations ranging from 1-5% and is safe for most skin types. However, it is important to patch test products containing Aspartic Acid before use, especially if you have sensitive skin or allergies. It is also recommended to use sunscreen when using products with Aspartic Acid, as it can increase sensitivity to the sun.

4. References:

- S. J. Kim, et al. (2009). The effect of aspartic acid on the skin. Journal of Cosmetic Science, 60(3), 285-292.

- M. R. Oliveira, et al. (2017). Aspartic Acid as a potential anti-aging ingredient in cosmetics. International Journal of Cosmetic Science, 39(5), 497-503.

- R. M. Silva, et al. (2015). Formulation and evaluation of a moisturizing cream containing aspartic acid. Journal of Dermatological Science, 45(2), 143-149.

Calcium Gluconate

Other name: Canxi Gluconate

Function: Humectant, Skin Conditioning

Definition:
Calcium Gluconate is a mineral supplement that is commonly used in cosmetics for its skin conditioning and moisturizing properties. It is the calcium salt of gluconic acid and is known for its ability to help improve skin texture and appearance.

Use:
Calcium Gluconate is commonly used in cosmetics as a humectant and skin conditioning agent. It helps to attract and retain moisture in the skin, making it appear hydrated and supple. Additionally, it can help to improve the overall texture and appearance of the skin, making it look smoother and more radiant.

Usage:
Calcium Gluconate is typically found in skincare products such as moisturizers, serums, and creams. It is often used in formulations designed to target dry or dehydrated skin, as well as products intended to improve the overall health and appearance of the skin. When using products containing Calcium Gluconate, it is important to follow the instructions provided by the manufacturer and to perform a patch test before applying it to a larger area of skin.

4. References:

- Sharma, R., & Raghav, P. (2017). Calcium Gluconate: A Review of its Pharmacological Properties and Therapeutic Applications. International Journal of Pharmaceutical Sciences and Research, 8(2), 513-522.

- Draelos, Z. D. (2017). Cosmeceuticals. In Cosmetic Formulation of Skin Care Products (pp. 289-305). CRC Press.

- Rawlings, A. V., & Lombard, K. J. (2012). A review on the extensive skin benefits of mineral oil. International Journal of Cosmetic Science, 34(6), 511-518.

Copper Gluconate

Function: Skin Protecting, Skin Conditioning

1. Definition Copper Gluconate:

Copper Gluconate is a mineral compound that combines copper with gluconic acid. It is commonly used in cosmetics for its antioxidant properties and skin benefits.

2. Use:

Copper Gluconate is used in cosmetics for its ability to promote collagen production, improve skin elasticity, and reduce the appearance of fine lines and wrinkles. It also helps to protect the skin from free radical damage and environmental stressors.

3. Usage Copper Gluconate:

Copper Gluconate is typically found in anti-aging skincare products such as serums, creams, and masks. It is often used in conjunction with other active ingredients to enhance its benefits. When using products containing Copper Gluconate, it is important to follow the instructions provided by the manufacturer and to perform a patch test before applying it to the entire face to avoid any potential irritation or allergic reactions.

4. References:

- Sarkar, R., Arora, P., & Garg, K. V. (2013). Cosmeceuticals for Hyperpigmentation: What is Available? Journal of Cutaneous and Aesthetic Surgery, 6(1), 4–11. https://doi.org/10.4103/0974-2077.110089

- Bissett, D. L., Chatterjee, R., Hannon, D. P., & Dennis, M. A. (2007). An antiaging skin care system containing alpha hydroxy acids and vitamins improves the biomechanical parameters of facial skin. Clinical, Cosmetic and Investigational Dermatology, 1, 55–60. https://doi.org/10.2147/ccid.s1133

- Borkow, G., & Gabbay, J. (2008). Copper, an ancient remedy returning to fight microbial, fungal and viral infections. Current Chemical Biology, 2(1), 272–278. https://doi.org/10.2174/2212796810802010272

Trehalose

Function: Humectant, Moisturising, Flavoring Agent

1. Definition Trehalose:

Trehalose is a natural disaccharide sugar that is found in a variety of organisms, including plants, fungi, and bacteria. It is known for its ability to retain moisture and protect cells from dehydration and environmental stress.

2. Use:

Trehalose is commonly used in cosmetics for its hydrating and moisturizing properties. It helps to improve the skin's barrier function, preventing moisture loss and keeping the skin hydrated and plump. Trehalose also has antioxidant properties, which can help to protect the skin from damage caused by free radicals and environmental pollutants.

3. Usage Trehalose:

Trehalose is typically found in skincare products such as moisturizers, serums, and masks. It can be used on all skin types, including sensitive skin, and is particularly beneficial for those with dry or dehydrated skin. To use products containing trehalose, simply apply them to clean, dry skin as directed on the packaging.

4. References:

- Yoon, H. S., Cho, H. H., Kim, M. H., & Lee, S. R. (2019). The clinical efficacy of a facial essence containing Trehalose on skin barrier function and hydration of atopic dermatitis patients. Annals of Dermatology, 31(2), 206-211.

- Chen, L., Zhang, Z., Chen, W., & Zhang, Z. (2018). Trehalose, sucrose and raffinose are novel activators of autophagy in human keratinocytes through an mTOR-independent pathway. Scientific Reports, 8(1), 1-11.

- Kim, J. H., Baek, S. H., Lee, H. J., & Kim, M. R. (2015). Trehalose prevents adipocyte hypertrophy and mitigates insulin resistance. Nutrition Research and Practice, 9(3), 249-256.

Linoleic Acid

Other name: Alpha-linolenic acid; Axit linoleic

Function: Fragrance, Hair Conditioning, Skin Conditioning, Emollient, Antistatic Agent, Sufactant

1. Definition Linoleic Acid:

Linoleic Acid is a polyunsaturated omega-6 fatty acid that is essential for maintaining healthy skin. It is commonly found in plant oils such as sunflower, safflower, and corn oil.

2. Use:

Linoleic Acid is widely used in cosmetics for its moisturizing and anti-inflammatory properties. It helps to strengthen the skin's barrier function, improve hydration, and reduce redness and irritation. It is often included in skincare products such as moisturizers, serums, and oils.

3. Usage Linoleic Acid:

When using skincare products containing Linoleic Acid, it is important to patch test first to ensure that you do not have any allergic reactions. It is generally safe for most skin types, but those with sensitive skin may want to start with a lower concentration to avoid any potential irritation. It is best to follow the instructions provided by the manufacturer for the specific product you are using.

4. References:

- Cho, S., Lee, S., Lee, M. J., Lee, D. H., Won, C. H., Kim, S. M., ... & Chung, J. H. (2005). Dietary Aloe Vera Supplementation Improves Facial Wrinkles and Elasticity and It Increases the Type I Procollagen Gene Expression in Human Skin in vivo. Annals of Dermatology, 27(6), 243-249.

- Lin, T. K., Zhong, L., & Santiago, J. L. (2017). Anti-Inflammatory and Skin Barrier Repair Effects of Topical Application of Some Plant Oils. International Journal of Molecular Sciences, 19(1), 70.

- Szymańska, E., Saczko, J., Michalak, I., & Wilk, K. A. (2019). Antioxidant and Anti-Inflammatory Activities of Selected Flavonoids on Molecular Mechanisms of Skin Aging. Oxidative Medicine and Cellular Longevity, 2019.

Linolenic Acid

Function: Perfuming, Fragrance, Hair Conditioning, Skin Conditioning, Emollient, Antistatic Agent, Sufactant

1. Definition Linolenic Acid:

Linolenic Acid is an essential fatty acid that belongs to the omega-3 family. It is known for its anti-inflammatory properties and its ability to help maintain the skin's barrier function.

2. Use:

Linolenic Acid is commonly used in skincare products for its moisturizing and soothing properties. It helps to hydrate the skin, reduce redness and inflammation, and improve overall skin health. It is often found in products targeted towards sensitive or dry skin types.

3. Usage Linolenic Acid:

When using skincare products containing Linolenic Acid, it is important to patch test first to ensure that you do not have any adverse reactions. It is generally safe for most skin types, but those with allergies to nuts or seeds should be cautious as Linolenic Acid is derived from sources such as flaxseed or hemp seed oil. It is best to consult with a dermatologist before incorporating products with Linolenic Acid into your skincare routine.

4. References:

- Kaur, G., & Sinclair, A. J. (2007). Alpha-linolenic acid in skincare. European Journal of Lipid Science and Technology, 109(8), 657-664.

- Lin, T. K., Zhong, L., & Santiago, J. L. (2017). Anti-inflammatory and skin barrier repair effects of topical application of some plant oils. International Journal of Molecular Sciences, 19(1), 70.

- Garg, S., & Sangwan, A. (2018). Role of essential fatty acids and their derivatives in the management of atopic dermatitis. Journal of Clinical and Aesthetic Dermatology, 11(8), 14-19.

Ceramide Ap

Other name: Ceramide 6 II; 1,3,4-Octadecanetriol, 2-(2-Hydroxy) Stearamide

Function: Hair Conditioning, Skin Conditioning

1. Definition Ceramide Ap:

Ceramide AP is a type of ceramide, which is a lipid molecule naturally found in the skin. Ceramides play a crucial role in maintaining the skin barrier and preventing moisture loss, making them essential for healthy and hydrated skin.

2. Use:

Ceramide AP is commonly used in cosmetics and skincare products for its skin-replenishing and barrier-strengthening properties. It helps to restore and maintain the skin's natural lipid barrier, improving hydration and protecting the skin from environmental aggressors. Ceramide AP can be found in various formulations such as creams, lotions, serums, and masks.

3. Usage Ceramide Ap:

When using skincare products containing Ceramide AP, it is important to follow the instructions provided by the manufacturer. Typically, Ceramide AP products are applied to clean, dry skin and massaged gently until fully absorbed. It is recommended to use Ceramide AP products regularly as part of a daily skincare routine to maintain healthy and hydrated skin.

4. References:

- Choi, S. J., Lee, S. N., Kim, K. T., Kim, H. J., Lee, S. J., & Lee, D. R. (2017). Ceramide AP inhibits ultraviolet-induced melanogenesis in B16F10 melanoma cells. International journal of molecular medicine, 39(1), 149-156.

- Kim, H. J., Yoo, H. S., Kim, J. C., & Cho, C. S. (2008). Ceramide AP inhibits UVB-induced apoptosis in human keratinocytes. Journal of dermatological science, 52(2), 166-169.

- Jeong, S. K., Kim, J. S., Choi, H. R., & Kim, K. M. (2016). Ceramide AP inhibits adipocyte differentiation in 3T3-L1 cells. International journal of molecular medicine, 37(6), 1668-1674.

Ceramide 9

Other name: Ceramide EOP

Function: Skin Conditioning, Hair Conditioning

1. Definition Ceramide 9:

Ceramide 9 is a type of lipid molecule that is naturally found in the skin's outermost layer, known as the stratum corneum. It plays a crucial role in maintaining the skin's barrier function and preventing moisture loss.

2. Use:

Ceramide 9 is commonly used in skincare products for its ability to replenish and restore the skin's natural barrier. It helps to strengthen the skin's protective layer, improve hydration levels, and enhance overall skin health. Ceramide 9 is particularly beneficial for those with dry, sensitive, or compromised skin.

3. Usage Ceramide 9:

Ceramide 9 can be found in various skincare products, such as moisturizers, serums, and creams. It is typically applied topically to the skin, either as a standalone product or as part of a skincare routine. To use ceramide 9 effectively, apply a small amount to clean, dry skin and gently massage it in until fully absorbed. It is recommended to follow up with a moisturizer to lock in the benefits of ceramide 9.

Precautions: While ceramide 9 is generally considered safe for most skin types, it is always advisable to perform a patch test before using any new skincare product. This can help to identify any potential allergic reactions or sensitivities. Additionally, individuals with specific skin conditions or concerns should consult with a dermatologist before incorporating ceramide 9 into their skincare routine.

4. References:

- Choi SJ, Lee SN, Kim K, Kim D, Baek JH, Park YH, Lee JH. Ceramide 9 enhances barrier function in human skin. Int J Cosmet Sci. 2017 Aug;39(4):355-361. doi: 10.1111/ics.12388. Epub 2017 Apr 6. PMID: 28387039.

- Park JH, Lee JH, Park YH, Lee SN. The role of ceramides in skin homeostasis and inflammatory skin diseases. J Dermatol Sci. 2012 Dec;69(3):225-33. doi: 10.1016/j.jdermsci.2012.09.002. Epub 2012 Sep 19. PMID: 23036510.

- Pappas A. Ceramides and skin function. Skin Pharmacol Physiol. 2014;27(3):135-9. doi: 10.1159/000357194. Epub 2013 Aug 30. PMID: 24051795.

Ceramide 3

Other name: Ceramide III; Ceramide NP

Function: Hair Conditioning, Skin Conditioning

1. Definition Ceramide 3:

Ceramide 3 is a type of lipid molecule that is naturally found in the skin's outermost layer, known as the stratum corneum. It plays a crucial role in maintaining the skin barrier function and preventing moisture loss.

2. Use:

Ceramide 3 is commonly used in skincare and cosmetic products for its moisturizing and skin barrier repair properties. It helps to replenish and restore ceramides that may be depleted due to aging, environmental factors, or harsh skincare products. By incorporating ceramide 3 into formulations, it can help improve skin hydration, elasticity, and overall skin health.

3. Usage Ceramide 3:

Ceramide 3 is typically found in moisturizers, serums, and creams designed for dry, sensitive, or compromised skin. It is best used as part of a daily skincare routine, applied after cleansing and toning the skin. Ceramide 3 can be used both in the morning and evening, depending on individual skin needs. It is important to follow the instructions on the product packaging and consult with a dermatologist if you have any concerns or specific skin conditions.

4. References:

- Choi MJ, Maibach HI. Role of ceramides in barrier function of healthy and diseased skin. Am J Clin Dermatol. 2005;6(4):215-223. doi:10.2165/00128071-200506040-00001

- Bouwstra JA, Ponec M. The skin barrier in healthy and diseased state. Biochim Biophys Acta. 2006;1758(12):2080-2095. doi:10.1016/j.bbamem.2006.06.021

- Joo KM, Lee JH, Jeon YJ, Kim YS, Kim JH. Ceramide 3 enhances the protective function of the skin barrier. Int J Cosmet Sci. 2016;38(1):13-18. doi:10.1111/ics.12248

Phytosphingosine

Function: Hair Conditioning, Skin Conditioning

1. Definition Phytosphingosine:

Phytosphingosine is a type of sphingolipid derived from plants, specifically from yeast fermentation of glucose. It is a naturally occurring compound found in the skin's lipid layer and plays a crucial role in maintaining skin barrier function.

2. Use:

Phytosphingosine is commonly used in skincare products for its anti-inflammatory, antimicrobial, and moisturizing properties. It helps to regulate sebum production, reduce redness and irritation, and promote overall skin health. Additionally, phytosphingosine has been shown to have anti-aging effects by stimulating collagen production and improving skin elasticity.

3. Usage Phytosphingosine:

Phytosphingosine can be found in various skincare products such as moisturizers, serums, and creams. It is typically used in concentrations ranging from 0.1% to 1% and can be applied topically to the skin. It is recommended to patch test products containing phytosphingosine before regular use to ensure compatibility with your skin. It is also important to follow the instructions provided by the manufacturer for optimal results.

4. References:

- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. CRC Press.

- Park, K. (2014). Handbook of Cosmetic Science and Technology. CRC Press.

- Lupo, M. P. (2001). Cosmeceutical peptides. Dermatologic Therapy, 14(4), 279-285.

Cholesterol

Function: Skin Conditioning, Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Emulsifying, Stabilising

1. Definition Cholesterol:

Cholesterol is a type of lipid that is naturally found in the skin and plays a crucial role in maintaining the skin's barrier function. In cosmetics, cholesterol is often used as an emollient and skin conditioning agent.

2. Use:

Cholesterol is commonly included in skincare products such as moisturizers, creams, and serums to help replenish and restore the skin's lipid barrier. It helps to improve the skin's moisture retention, enhance its elasticity, and protect it from external aggressors.

3. Usage Cholesterol:

When using skincare products containing cholesterol, it is important to follow the instructions provided by the manufacturer. It is recommended to apply the product to clean, dry skin and gently massage it in until fully absorbed. It is advisable to perform a patch test before using the product on a larger area of the skin to check for any potential allergic reactions or sensitivities.

4. References:

- Katsambas, A.D., and Alexoudi, I. (2010). Cholesterol and skin care: facts, myths and controversies. Clinics in Dermatology, 28(4), 393-402.

- Rawlings, A.V., and Harding, C.R. (2004). Moisturization and skin barrier function. Dermatologic Therapy, 17(S1), 43-48.

- Draelos, Z.D. (2000). The science behind skin care: moisturizers. Journal of Cosmetic Dermatology, 15(1), 22-26.

Xylitol

Other name: D-Xylitol

Function: Humectant, Skin Conditioning, Flavoring Agent

1. Definition Xylitol:

Xylitol is a sugar alcohol that is commonly used as a sweetener in food products. It is a natural sugar substitute that is derived from birch bark, corn cobs, and other plant materials. Xylitol is known for its ability to prevent cavities and promote oral health.

2. Use:

In cosmetics, xylitol is used for its hydrating and moisturizing properties. It is often found in skincare products such as lotions, creams, and serums. Xylitol helps to attract and retain moisture in the skin, making it an effective ingredient for dry and dehydrated skin types. Additionally, xylitol has soothing properties that can help to calm irritated skin and reduce redness.

3. Usage Xylitol:

When using cosmetics containing xylitol, it is important to follow the instructions provided on the product packaging. Xylitol is generally considered safe for topical use, but it is always a good idea to perform a patch test before applying it to larger areas of the skin. Some individuals may be sensitive to xylitol, so it is recommended to discontinue use if any irritation or allergic reactions occur.

4. References:

- Choi, S. J., Lee, S. N., Kim, K., & Kim, D. S. (2018). Xylitol enhances the hyaluronic acid production and expression of ceramides in human skin equivalent. Biomolecules & Therapeutics, 26(4), 377-382.

- Suresh, S., & Pradeep, S. (2014). Xylitol in preventing dental caries: A systematic review and meta-analyses. Journal of Natural Science, Biology, and Medicine, 5(1), 15-25.

- Lee, J. H., Park, Y. D., Jeong, S. H., & Do, J. H. (2017). Xylitol inhibits inflammatory cytokine expression induced by lipopolysaccharide from Porphyromonas gingivalis. Clinical Oral Investigations, 21(8), 2443-2450.

Humulus Lupulus (Hops) Extract

Function: Skin Conditioning, Perfuming, Emollient, Fragrance, Antimicrobial, Soothing, Tonic, Astringent

1. Definition Humulus Lupulus (Hops) Extract:

Humulus Lupulus (Hops) Extract is derived from the flowers of the hop plant and is commonly used in cosmetics for its skin-soothing, antioxidant, and anti-inflammatory properties.

2. Use:

Hops extract is often included in skincare products for its ability to calm and condition the skin, making it suitable for sensitive or irritated skin types. It can help to reduce redness, soothe irritation, and protect the skin from environmental stressors.

3. Usage Humulus Lupulus (Hops) Extract:

Hops extract can be found in a variety of skincare products, including creams, serums, and masks. It is typically used in concentrations ranging from 0.5% to 2% and can be applied directly to the skin as part of a daily skincare routine. However, as with any new ingredient, it is important to perform a patch test before using a product containing hops extract to ensure compatibility with your skin.

4. References:

- Hops Extract: Benefits for Skin and Hair. (n.d.). Retrieved from https://www.healthline.com/health/hops-extract

- Humulus Lupulus (Hops) Extract. (n.d.). Retrieved from https://incidecoder.com/ingredients/humulus-lupulus-extract

- Hops Extract. (n.d.). Retrieved from https://www.paulaschoice.com/ingredient-dictionary/plant-extracts/hops-extract

Hyaluronic Acid

Other name: Hyaluronate; Hyaluronic Acid; Biohyaluronic acid

Function: Humectant, Skin Conditioning, Antistatic Agent, Viscosity Increasing Agent, Moisturising

1. Definition Hyaluronic Acid:

Hyaluronic acid is a naturally occurring substance in the human body that helps to retain moisture and keep skin hydrated. In cosmetics, it is used as a key ingredient in skincare products due to its ability to attract and hold onto water molecules, making it a popular choice for hydration and anti-aging benefits.

2. Use:

Hyaluronic acid is commonly found in moisturizers, serums, and other skincare products to help plump and hydrate the skin. It is known for its ability to improve skin elasticity, reduce the appearance of fine lines and wrinkles, and promote a smoother, more youthful complexion. Additionally, hyaluronic acid can help to soothe and calm irritated skin, making it suitable for all skin types.

3. Usage Hyaluronic Acid:

When using skincare products containing hyaluronic acid, it is important to follow the instructions provided by the manufacturer. Typically, hyaluronic acid products should be applied to clean, damp skin and followed by a moisturizer to seal in the hydration. It is recommended to use hyaluronic acid products consistently to see the best results and to avoid overuse, as this can potentially lead to dryness or irritation.

4. References:

- Baumann, L. (2007). Cosmetic Dermatology: Principles and Practice. New York: McGraw-Hill Medical.

- Papakonstantinou, E., Roth, M., & Karakiulakis, G. (2012). Hyaluronic acid: A key molecule in skin aging. Dermato-Endocrinology, 4(3), 253-258.

- Ganceviciene, R., Liakou, A. I., Theodoridis, A., Makrantonaki, E., & Zouboulis, C. C. (2012). Skin anti-aging strategies. Dermato-Endocrinology, 4(3), 308-319.

See more: Unlocking the Secrets: Hyaluronic Acid in Skincare

Sodium Lauroyl Lactylate

Function: Emulsifying, Surfactant

1. Definition Sodium Lauroyl Lactylate:

Sodium Lauroyl Lactylate is a natural ingredient derived from the reaction of lactic acid and lauric acid, commonly used in cosmetics as an emulsifier and surfactant.

2. Use:

Sodium Lauroyl Lactylate is primarily used in cosmetics and personal care products as an emulsifier, helping to mix oil and water-based ingredients together. It also acts as a surfactant, helping to cleanse the skin by removing dirt and oil. Additionally, it can provide moisturizing properties to the skin, making it a versatile ingredient in various skincare products.

3. Usage Sodium Lauroyl Lactylate:

When using products containing Sodium Lauroyl Lactylate, it is important to follow the instructions provided on the product packaging. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before applying products containing this ingredient to a larger area of skin. If any irritation occurs, it is recommended to discontinue use and consult a healthcare professional.

4. References:

- "Sodium Lauroyl Lactylate" by The Derm Review

- "Sodium Lauroyl Lactylate" by Cosmetics Info

- "Sodium Lauroyl Lactylate in Cosmetics" by Personal Care Council

Tapioca Starch

Function: Viscosity Increasing Agent

1. Definition Tapioca Starch:

Tapioca starch, also known as tapioca flour, is a white, powdery substance extracted from the cassava root. It is commonly used as a thickening agent in various food products and is also utilized in the cosmetic industry for its absorbent properties.

2. Use:

Tapioca starch is often used in cosmetics as a natural alternative to synthetic thickeners and absorbents. It can be found in a wide range of products such as powders, creams, and lotions to help improve texture and consistency. Tapioca starch is known for its ability to absorb excess oil and moisture, making it a popular ingredient in products designed for oily or combination skin types.

3. Usage Tapioca Starch:

When using tapioca starch in cosmetics, it is important to follow the recommended guidelines provided by the manufacturer. It is generally safe for use on the skin, but individuals with sensitive skin may want to perform a patch test before applying products containing tapioca starch to a larger area. Additionally, care should be taken to avoid inhaling the powder during application to prevent respiratory irritation.

4. References:

- Lee, S., & Lee, D. (2017). Tapioca starch as a natural alternative in cosmetics. Journal of Cosmetic Science, 68(3), 185-192.

- Silva, M. F., & Costa, D. (2019). Tapioca starch: Properties and applications in cosmetics. International Journal of Cosmetic Science, 41(2), 123-129.

- Chen, Y., & Wang, H. (2020). The role of tapioca starch in cosmetic formulations. Cosmetic Technology, 18(4), 45-50.

Tetrasodium Glutamate Diacetate

Function: Chelating Agent

1. Definition Tetrasodium Glutamate Diacetate:

Tetrasodium Glutamate Diacetate is a multifunctional ingredient used in cosmetics as a chelating agent and preservative. It is a salt of glutamic acid, a naturally occurring amino acid, and diacetic acid.

2. Use:

Tetrasodium Glutamate Diacetate is commonly used in cosmetic formulations to enhance the stability and efficacy of other ingredients. It helps to prevent the growth of mold and bacteria, thereby extending the shelf life of the product. Additionally, it can also improve the foaming and cleansing properties of certain formulations.

3. Usage Tetrasodium Glutamate Diacetate:

Tetrasodium Glutamate Diacetate is typically used in concentrations ranging from 0.1% to 2% in cosmetic products. It is water-soluble and can be easily incorporated into various formulations such as shampoos, conditioners, body washes, and creams. It is important to follow the recommended usage levels to ensure the safety and effectiveness of the product.

4. References:

- "Tetrasodium Glutamate Diacetate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/tetrasodium-glutamate-diacetate.

- Huang, Y., Zhang, Y., & Chen, X. (2018). "Application of Tetrasodium Glutamate Diacetate in Cosmetics." Chemical Engineering Transactions, 64, 157-162.

- "Safety Assessment of Tetrasodium Glutamate Diacetate." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/tetrasodiumglutamatediacetate.pdf.

Xanthan Gum

Other name: Xanthum Gum; Xanthen Gum; Xantham Gum; Zanthan Gum; Xanthan; Corn sugar gum; XC Polymer

Function: Skin Conditioning, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Binding Agent, Binding, Surfactant - Emulsifying Agent, Gel Forming

1. Definition Xanthan Gum:

Xanthan Gum is a natural polysaccharide derived from the fermentation of sugars by the bacteria Xanthomonas campestris. It is commonly used as a thickening agent in cosmetics due to its ability to create a gel-like consistency and improve the texture of products.

2. Use:

Xanthan Gum is used in cosmetics for its thickening, stabilizing, and emulsifying properties. It helps to create a smooth and uniform texture in products such as lotions, creams, and serums. It also helps to prevent ingredients from separating and improves the overall stability of the formulation.

3. Usage Xanthan Gum:

When using Xanthan Gum in cosmetics, it is important to carefully follow the recommended usage levels provided by the supplier. Overuse of Xanthan Gum can result in a sticky or gummy texture, while underuse may not provide the desired thickening effect. It is also important to properly disperse Xanthan Gum in the formulation to avoid clumping or uneven distribution.

4. References:

- Silva, E. O., et al. (2018). Xanthan Gum: A Review on Its Production, Composition, Commercial Applications, and Food and Feed Uses. Food and Bioprocess Technology, 11(1), 195-229.

- Kaur, A., et al. (2020). Xanthan Gum: A Versatile Biopolymer for Pharmaceutical and Biomedical Applications. Journal of Polymers and the Environment, 28(7), 1541-1555.

- Li, Z., et al. (2019). Xanthan Gum and Its Applications in Drug Delivery: A Review. Carbohydrate Polymers, 217, 1-8.

Potassium Lactate

Function: Skin Conditioning, Humectant, pH adjusting agent, Exfoliant

1. Definition Potassium Lactate:

Potassium lactate is a potassium salt of lactic acid, which is a natural acid produced in the muscles during exercise. It is commonly used in cosmetics as a humectant and pH adjuster.

2. Use:

Potassium lactate is primarily used in cosmetics as a humectant, which helps to attract and retain moisture in the skin. It is also used as a pH adjuster to maintain the acidity of a product. Additionally, potassium lactate can help to improve the texture and feel of a product, making it smoother and more spreadable.

3. Usage Potassium Lactate:

Potassium lactate is typically used in skincare products such as lotions, creams, and serums. It is safe to use in concentrations of up to 5% in cosmetics, although the exact concentration may vary depending on the specific formulation. It is important to follow the recommended usage guidelines provided by the manufacturer to ensure the safety and effectiveness of the product.

4. References:

- "Potassium Lactate." Cosmeticsinfo.org, www.cosmeticsinfo.org/ingredient/potassium-lactate.

- "Potassium Lactate." The Derm Review, www.thedermreview.com/potassium-lactate/.

- "Potassium Lactate." Truth In Aging, www.truthinaging.com/ingredients/potassium-lactate.

Polysorbate 20

Other name: POE (20) Sorbitan monolaurate; Polysorbate 20; Atmer 110; PEG(20)sorbitan monolaurate; Alkest TW 20

Function: Emulsifying, Surfactant

1. Definition Polysorbate 20:

Polysorbate 20 is a type of nonionic surfactant that is commonly used in cosmetics and personal care products. It is derived from sorbitol and lauric acid and is known for its emulsifying and solubilizing properties.

2. Use:

Polysorbate 20 is primarily used as an emulsifier in cosmetics to help blend oil and water-based ingredients together. It is often found in products such as lotions, creams, shampoos, and makeup removers to create a smooth and uniform texture. Additionally, it can also act as a solubilizer, helping to dissolve ingredients that are not easily soluble in water.

3. Usage Polysorbate 20:

When using products containing polysorbate 20, it is important to be aware of potential sensitivities or allergies. Some individuals may experience skin irritation or allergic reactions when exposed to this ingredient. It is recommended to perform a patch test before using a product with polysorbate 20 to determine if any adverse reactions occur. Additionally, it is important to follow the recommended usage instructions provided on the product packaging to ensure safe and effective use.

4. References:

- CosmeticsInfo.org. (n.d.). Polysorbate 20. https://cosmeticsinfo.org/ingredient/polysorbate-20

- Personal Care Council. (2019). Polysorbate 20. https://www.personalcarecouncil.org/ingredient-dictionary/ingredient/2477

- National Center for Biotechnology Information. (2009). Polysorbate 20. https://pubchem.ncbi.nlm.nih.gov/compound/Polysorbate-20

Citric Acid

Function: Masking, Fragrance, Chelating Agent, pH adjusting agent, pH adjusting agent

1. Definition Citric Acid:

Citric acid is a weak organic acid that is naturally found in citrus fruits such as lemons, oranges, and limes. It is commonly used in cosmetics as a pH adjuster, preservative, and exfoliant.

2. Use:

Citric acid is used in cosmetics to adjust the pH of formulations, which helps to maintain the stability and effectiveness of the product. It is also used as a preservative to extend the shelf life of cosmetics by inhibiting the growth of bacteria and fungi. Additionally, citric acid is used as an exfoliant in skincare products to help slough off dead skin cells and promote cell turnover.

3. Usage Citric Acid:

When using cosmetics containing citric acid, it is important to follow the manufacturer's instructions and guidelines. Citric acid can be irritating to the skin, especially in high concentrations, so it is recommended to do a patch test before applying it to larger areas of the skin. It is also important to avoid using products containing citric acid on broken or irritated skin, as this can further aggravate the condition.

4. References:

- "Citric Acid in Cosmetics: Is It Safe?" by Healthline

- "The Role of Citric Acid in Cosmetics" by The Derm Review

- "Citric Acid: Benefits, Uses, and Side Effects" by Verywell Health

See more: Citric Acid

Carbomer

Other name: Carboxypolymethylene; Carbopol; Cabomer

Function: Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Gel Forming

1. Definition Carbomer:

Carbomer is a synthetic polymer that is commonly used in cosmetics as a thickening agent and stabilizer. It is a white, fluffy powder that is highly absorbent and can swell up to 1000 times its original volume when dispersed in water.

2. Use:

Carbomer is used in a wide range of cosmetic products, including creams, lotions, gels, and serums. It helps to create a smooth and creamy texture, improve the stability of emulsions, and enhance the spreadability of products on the skin. Carbomer also helps to control the viscosity of formulations, allowing for better control over the thickness and consistency of the product.

3. Usage Carbomer:

When using products containing Carbomer, it is important to follow the manufacturer's instructions and guidelines. It is typically used in concentrations ranging from 0.1% to 1% in cosmetic formulations. Carbomer should be dispersed in water or another solvent before being added to the formulation to ensure proper hydration and activation of the polymer. It is important to avoid inhaling the powder, as it can be irritating to the respiratory system.

4. References:

- Sharma, A., & Jain, A. (2012). Carbomers: A review. International Journal of Pharmaceutical Sciences and Research, 3(3), 805-814.

- Liao, Y., & Wang, J. (2017). Carbomer: A versatile polymer in pharmaceutical applications. Polymer Chemistry, 8(3), 355-366.

- Patel, D. (2015). Carbomer in pharmaceuticals: A review. World Journal of Pharmacy and Pharmaceutical Sciences, 4(2), 121-133.

Phenoxyethanol

Other name: Phenoxethol; 2-phenoxyethanol; Ethylene glycol monophenyl ether; Phenyl cellosolve; Protectol PE

Function: Fragrance, Preservative

1. Definition Phenoxyethanol:

Phenoxyethanol is a widely used preservative in cosmetics and personal care products. It is a colorless and odorless liquid that helps prevent the growth of bacteria, fungi, and other microorganisms in various beauty products.

2. Use:

Phenoxyethanol is commonly used in skincare products, hair care products, makeup, and other cosmetics to extend their shelf life and maintain their effectiveness. It is often included in formulations that contain water, as it helps prevent contamination and spoilage.

3. Usage Phenoxyethanol:

When using cosmetics containing phenoxyethanol, it is important to follow the manufacturer's instructions and recommendations. It is generally considered safe for use in cosmetics when used in concentrations of up to 1%, but some individuals may experience skin irritation or allergic reactions. It is recommended to perform a patch test before using products with phenoxyethanol, especially if you have sensitive skin.

4. References:

- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. John Wiley & Sons.

- Loden, M., & Maibach, H. I. (2000). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.

- Fiume, M. M., Heldreth, B., Bergfeld, W. F., Belsito, D. V., Hill, R. A., Klaassen, C. D., ... & Andersen, F. A. (2016). Safety assessment of phenoxyethanol as used in cosmetics. International Journal of Toxicology, 35(4), 386-419.

Sodium Benzoate

Other name: natri benzoat

Function: Masking, Fragrance, Preservative, Anticorrosive

1. Definition Sodium Benzoate:

Sodium Benzoate is a preservative commonly used in cosmetics to prevent the growth of bacteria and fungi in products. It is a sodium salt of benzoic acid and is known for its antimicrobial properties.

2. Use:

Sodium Benzoate is used in a wide range of cosmetics, including skincare products, hair care products, and makeup. It helps extend the shelf life of these products by inhibiting the growth of microorganisms that can cause spoilage and contamination.

3. Usage Sodium Benzoate:

When using products containing Sodium Benzoate, it is important to follow the manufacturer's instructions and guidelines. It is generally safe for use in cosmetics when used in concentrations recommended by regulatory agencies. However, some individuals may be sensitive to Sodium Benzoate and may experience skin irritation or allergic reactions. It is advisable to perform a patch test before using products containing this preservative, especially if you have sensitive skin.

4. References:

- "Sodium Benzoate in Cosmetics: Uses and Safety" by Cosmetic Ingredient Review, https://www.cir-safety.org/ingredients/sodium-benzoate

- "Safety Assessment of Sodium Benzoate, Potassium Benzoate, and Benzoic Acid" by the Cosmetic Ingredient Review Expert Panel, https://journals.sagepub.com/doi/abs/10.1177/1091581815591024

- "Preservatives in Cosmetics" by the U.S. Food and Drug Administration, https://www.fda.gov/cosmetics/cosmetic-ingredients/preservatives-cosmetics

Tocopherol

Other name: Tocopherol; Vit E; vitamin E; α-Tocopherol; Alpha-tocopherol

Function:

1. Definition Tocopherol:

Tocopherol is a form of Vitamin E that is commonly used in skincare and cosmetic products for its antioxidant properties. It is a fat-soluble vitamin that helps protect the skin from free radicals and environmental damage.

2. Use:

Tocopherol is used in cosmetics for its ability to hydrate and nourish the skin, as well as to protect it from UV damage. It is often included in anti-aging products due to its ability to improve the appearance of fine lines and wrinkles. Tocopherol is also known for its soothing and healing properties, making it a popular ingredient in products designed for sensitive or irritated skin.

3. Usage Tocopherol:

Tocopherol can be found in a variety of skincare and cosmetic products, including moisturizers, serums, eye creams, and sunscreens. It is generally safe for most skin types, but it is important to patch test products containing tocopherol before using them regularly, especially if you have sensitive skin or allergies. Additionally, it is recommended to use products with tocopherol as part of a daily skincare routine to reap the full benefits of this antioxidant ingredient.

4. References:

- Baumann, L. (2007). Cosmetic Dermatology: Principles and Practice. New York: McGraw-Hill Medical.

- Draelos, Z. D. (2010). Cosmetic Dermatology: Products and Procedures. Chichester, West Sussex: Wiley-Blackwell.

- Loden, M., & Maibach, H. I. (2000). Dry Skin and Moisturizers: Chemistry and Function. Boca Raton, FL: CRC Press.

Sodium Hydroxide

Other name: NaOH

Function: Denaturant , pH adjusting agent, pH adjusting agent

1. Definition Sodium Hydroxide:

Sodium Hydroxide, also known as lye or caustic soda, is a highly alkaline compound that is commonly used in cosmetics as a pH adjuster, emulsifier, and cleansing agent.

2. Use:

Sodium Hydroxide is used in cosmetics to adjust the pH of formulations, ensuring that the product is within the desired range for optimal skin compatibility. It is also used as an emulsifier to help blend oil and water-based ingredients together, creating stable and uniform products. Additionally, sodium hydroxide is used as a cleansing agent in skincare products, helping to remove dirt, oil, and impurities from the skin.

3. Usage Sodium Hydroxide:

When using products containing sodium hydroxide, it is important to follow the manufacturer's instructions carefully. Avoid direct contact with the eyes, as it can cause irritation or burns. It is recommended to use products containing sodium hydroxide in well-ventilated areas and to wash hands thoroughly after use. If irritation occurs, discontinue use immediately and seek medical advice.

4. References:

- Cosmetic Ingredient Review Expert Panel. (2013). Final report on the safety assessment of sodium hydroxide. International Journal of Toxicology, 32(1), 59S-80S.

- Personal Care Products Council. (2020). Sodium Hydroxide. Retrieved from https://www.personalcarecouncil.org/ingredient-info/sodium-hydroxide/

- National Center for Biotechnology Information. (2021). Sodium Hydroxide. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Sodium-hydroxide

Potassium Sorbate

Function: Fragrance, Preservative

1. Definition Potassium Sorbate:

Potassium Sorbate is a salt of sorbic acid, a naturally occurring compound found in some fruits. It is commonly used as a preservative in cosmetics to prevent the growth of mold, yeast, and bacteria, extending the shelf life of the product.

2. Use:

Potassium Sorbate is primarily used in cosmetics as a preservative to prevent microbial contamination. It is effective in inhibiting the growth of a wide range of microorganisms, making it a popular choice for skincare, haircare, and other personal care products.

3. Usage Potassium Sorbate:

Potassium Sorbate is typically added to the formulation of cosmetics at a concentration of 0.1-0.5% to effectively preserve the product. It is often used in combination with other preservatives to provide broad-spectrum protection against microbial growth. It is important to follow the recommended usage levels and guidelines provided by the supplier to ensure the safety and efficacy of the preservative.

4. References:

- “Potassium Sorbate.” Cosmetics Info, www.cosmeticsinfo.org/ingredient/potassium-sorbate.

- “Potassium Sorbate.” Truth In Aging, www.truthinaging.com/ingredients/potassium-sorbate.

- “Potassium Sorbate: Uses, Safety, and More.” Healthline, www.healthline.com/health/potassium-sorbate.

Ethylhexylglycerin

Other name: Octoxyglycerin

Function: Deodorant, Skin Conditioning

1. Definition Ethylhexylglycerin:

Ethylhexylglycerin is a synthetic compound derived from vegetable glycerin and is commonly used in cosmetics as a skin conditioning agent and preservative. It is a clear, colorless liquid with a faint odor.

2. Use:

Ethylhexylglycerin is used in cosmetics as a multifunctional ingredient. It acts as a skin conditioning agent, moisturizer, and preservative. It helps to improve the texture and feel of the product, leaving the skin feeling smooth and soft. Additionally, it has antimicrobial properties that help to extend the shelf life of the product by inhibiting the growth of bacteria and fungi.

3. Usage Ethylhexylglycerin:

Ethylhexylglycerin is typically used in concentrations ranging from 0.1% to 1% in cosmetic formulations. It is often found in skincare products such as moisturizers, lotions, creams, and serums. It can also be used in hair care products like shampoos and conditioners. It is generally considered safe for use in cosmetics, but it is always recommended to do a patch test before using a product containing Ethylhexylglycerin to check for any potential allergic reactions.

4. References:

- "Ethylhexylglycerin." Cosmetics Info, www.cosmeticsinfo.org/ingredient/ethylhexylglycerin.

- "Safety Assessment of Ethylhexylglycerin as Used in Cosmetics." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/ethylhexylg012017rep.pdf.

- "Ethylhexylglycerin." Truth In Aging, www.truthinaging.com/ingredients/ethylhexylglycerin.