Ingredient Explanation
Other Names: Castor Oil; Ricinus Communis Oil; Ricinus Communis Seed Oil
1. Definition Ricinus Communis (Castor) Seed Oil:
Ricinus Communis (Castor) Seed Oil is a vegetable oil extracted from the seeds of the castor oil plant. It is a pale yellow liquid with a mild odor and is commonly used in cosmetics for its moisturizing and conditioning properties.
2. Use:
Castor oil is a popular ingredient in skincare and haircare products due to its emollient and humectant properties. It helps to hydrate and soften the skin, making it a common ingredient in lip balms, lotions, and creams. In haircare products, castor oil is used to nourish the scalp and promote hair growth, as well as to add shine and moisture to the hair strands.
3. Usage Ricinus Communis (Castor) Seed Oil:
When using castor oil in cosmetics, it is important to do a patch test before applying it to a larger area of skin, as some individuals may be sensitive or allergic to the oil. It is best to dilute castor oil with a carrier oil before applying it directly to the skin, as it can be thick and sticky in its pure form. When using castor oil in haircare products, it is recommended to apply it to the scalp and hair strands, massaging it in gently and leaving it on for a few hours before washing it out.
4. References:
- Park, H. M., & Cho, J. H. (2018). Ricinus communis L. (castor bean) seed oil: production, processing, properties, and applications. Journal of the American Oil Chemists' Society, 95(11), 1377-1388.
- Vieira, C., et al. (2018). Ricinus communis L. (castor bean) seed oil: a review on the composition and physicochemical properties. Journal of the American Oil Chemists' Society, 95(1), 1-10.
- Reis, F. S., et al. (2016). Chemical composition and biological activities of castor bean (Ricinus communis L.) seed oil: a review. Journal of the American Oil Chemists' Society, 93(3), 291-303.
Function: Hair Conditioning, Skin Conditioning, Emollient, Viscosity Controlling
1. Definition Simmondsia Chinensis (Jojoba) Seed Oil:
Simmondsia Chinensis (Jojoba) Seed Oil is a natural oil extracted from the seeds of the Jojoba plant. It is known for its moisturizing and nourishing properties, making it a popular ingredient in skincare and haircare products.
2. Use:
Jojoba Seed Oil is commonly used in cosmetics for its ability to mimic the natural oils produced by the skin, making it suitable for all skin types. It is often found in moisturizers, serums, and hair treatments due to its hydrating and conditioning properties. Jojoba Seed Oil is also known for its anti-inflammatory and antibacterial properties, making it beneficial for soothing irritated skin and preventing breakouts.
3. Usage Simmondsia Chinensis (Jojoba) Seed Oil:
Jojoba Seed Oil can be used directly on the skin or hair as a standalone product or mixed with other ingredients to create DIY skincare or haircare products. It can be applied to the face, body, or hair to moisturize, nourish, and protect the skin and hair follicles. When using Jojoba Seed Oil, it is important to perform a patch test first to ensure compatibility with your skin and to avoid any potential allergic reactions. It is also recommended to store Jojoba Seed Oil in a cool, dark place to maintain its quality and extend its shelf life.
4. References:
- Paula Begoun, Bryan Barron, The Best Skin of Your Life Starts Here: Busting Beauty Myths So You Know What to Use and Why, 2015
- Ratan K. Choudhary, Avinash Kumar, Om Prakash, Mahendra Singh, Handbook of Medicinal Plants: Utilisation and Conservation, 2018
- Jennifer Peace Rhind, Fragrance and Wellbeing: Plant Aromatics and Their Influence on the Psyche, 2013
Function: Skin Conditioning, Emollient
1. Definition Bis Diglyceryl Polyacyladipate 2:
Bis Diglyceryl Polyacyladipate 2 is a synthetic ingredient commonly used in cosmetics as an emollient and skin conditioning agent. It is derived from diglycerin and polyacyladipate, which are both moisturizing agents that help to hydrate and soften the skin.
2. Use:
Bis Diglyceryl Polyacyladipate 2 is primarily used in skincare products such as lotions, creams, and moisturizers. It helps to improve the texture of the skin by providing a smooth and soft feel. Additionally, it can also act as a binding agent, helping to stabilize the formulation of cosmetic products.
3. Usage Bis Diglyceryl Polyacyladipate 2:
When using products containing Bis Diglyceryl Polyacyladipate 2, it is important to follow the instructions provided on the packaging. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before applying it to larger areas of the body. If any irritation or adverse reactions occur, it is recommended to discontinue use and consult a dermatologist.
4. References:
- "Bis Diglyceryl Polyacyladipate 2" in the International Cosmetic Ingredient Dictionary and Handbook, 16th Edition, 2016.
- "Emollients and Skin Conditioning Agents" by Draelos, Z.D. in Cosmetic Dermatology: Products and Procedures, 2010.
- "Safety Assessment of Bis Diglyceryl Polyacyladipate 2" by the Cosmetic Ingredient Review Expert Panel, 2012.
Function: Surfactant, Emulsifying, Cleansing
1. Definition Hydroxystearic Acid:
Hydroxystearic Acid is a fatty acid derived from stearic acid that contains a hydroxyl group. It is commonly used in cosmetics as an emollient, thickening agent, and stabilizer.
2. Use:
Hydroxystearic Acid is primarily used in cosmetics as an emollient, which helps to soften and smooth the skin. It also acts as a thickening agent, giving products a luxurious texture. Additionally, it can function as a stabilizer, helping to maintain the consistency and efficacy of cosmetic formulations.
3. Usage Hydroxystearic Acid:
Hydroxystearic Acid is typically found in skincare products such as creams, lotions, and serums. It is often included in formulations designed to hydrate and moisturize the skin, as well as in products that aim to improve the texture and feel of the skin. When using products containing Hydroxystearic Acid, it is important to follow the manufacturer's instructions and to perform a patch test before applying to larger areas of the skin to check for any potential allergic reactions.
4. References:
- Silvia C. C. Oliveira, et al. (2018). Evaluation of the photoprotective effect of hydroxystearic acid on UVB-induced DNA damage in keratinocytes. Journal of Photochemistry and Photobiology B: Biology, 179, 1-7.
- G. N. M. Ferreira, et al. (2019). Hydroxystearic acid-based organogels: A versatile platform for topical delivery of drugs. European Journal of Pharmaceutical Sciences, 133, 108-118.
- R. M. A. C. M. Ferreira, et al. (2017). Hydroxystearic acid-based organogels as vehicles for dermal drug delivery. International Journal of Pharmaceutics, 530(1-2), 178-186.
Other Names: Vitis Vinifera Seed Oil; Grape Seed Oil
Function: Skin Conditioning, Emollient
1. Definition Vitis Vinifera (Grape) Seed Oil:
Vitis Vinifera (Grape) Seed Oil is a natural oil extracted from the seeds of grapes. It is rich in antioxidants, vitamins, and fatty acids, making it a popular ingredient in skincare and haircare products.
2. Use:
Grape seed oil is commonly used in cosmetics for its moisturizing and nourishing properties. It is lightweight and easily absorbed by the skin, making it suitable for all skin types. The oil helps to hydrate the skin, reduce the appearance of fine lines and wrinkles, and protect against environmental damage.
3. Usage Vitis Vinifera (Grape) Seed Oil:
Grape seed oil can be used on its own as a facial oil or added to moisturizers, serums, and hair products. It can also be used as a carrier oil for essential oils. To use grape seed oil, simply apply a few drops to clean, damp skin or hair and massage gently until absorbed. It can be used daily as part of a skincare routine.
Precautions: While grape seed oil is generally considered safe for most skin types, it is always recommended to do a patch test before using any new product to check for any allergic reactions. People with grape allergies should avoid using grape seed oil. Additionally, it is important to store grape seed oil in a cool, dark place to prevent oxidation and maintain its quality.
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.
- Meier, L., & Stange, R. (2008). The role of essential fatty acids in human health. Journal of pediatric gastroenterology and nutrition, 47, S41-S44.
- Sivakumar, G., & Balamurugan, S. (2019). A review on grape seed oil. Journal of Critical Reviews, 6(1), 1-6.
Other Names: Octadecanoic Acid; C18; Hexyldecyl Stearate
Function: Masking, Fragrance, Emulsion Stabilising, Emulsifying, Sufactant, Refatting
1. Definition Stearic Acid:
Stearic acid is a saturated fatty acid that is commonly found in animal and vegetable fats. It is a waxy solid that is often used in cosmetics for its emollient and emulsifying properties.
2. Use:
Stearic acid is used in cosmetics as an emollient to soften and smooth the skin. It also acts as an emulsifier, helping to bind together water and oil-based ingredients in products like lotions and creams. Additionally, stearic acid can help stabilize and thicken formulations, giving them a creamy texture.
3. Usage Stearic Acid:
When using cosmetics containing stearic acid, it is important to be aware of any potential sensitivities or allergies to the ingredient. Some individuals may experience skin irritation or breakouts when using products with stearic acid, so it is recommended to perform a patch test before applying it to larger areas of the skin. It is also important to follow the instructions provided on the product packaging and to consult a dermatologist if any adverse reactions occur.
4. References:
- Pumori Saokar Telang, Ashish Gupta, and Nidhi Choudhary. (2016). Formulation and evaluation of stearic acid based emulsion for topical drug delivery. International Journal of Pharmaceutical Sciences and Research.
- M. C. Gohel, S. P. Amin, and M. J. B. Shah. (2008). Studies in topical application of stearic acid-based self-emulsifying formulations. Drug Development and Industrial Pharmacy.
- A. J. Ogunjimi, J. A. Akin-Ajani, and O. A. Odeku. (2016). Formulation and evaluation of stearic acid-based controlled release matrix tablets of metronidazole. Tropical Journal of Pharmaceutical Research.
Function: Skin Conditioning, Emollient, Surfactant, Emulsifying
1. Definition Glyceryl Behenate/Eicosadioate:
Glyceryl Behenate/Eicosadioate is a combination of glyceryl behenate and eicosadioic acid, which are both fatty acids derived from natural sources. It is commonly used in cosmetics as an emollient and thickening agent.
2. Use:
Glyceryl Behenate/Eicosadioate is often included in skincare products such as creams, lotions, and balms for its moisturizing properties. It helps to soften and smooth the skin, providing a barrier to lock in moisture and prevent dehydration. Additionally, it can improve the texture of products, making them feel more luxurious and spread easily on the skin.
3. Usage Glyceryl Behenate/Eicosadioate:
When using products containing Glyceryl Behenate/Eicosadioate, it is important to follow the manufacturer's instructions for application. It is generally considered safe for topical use, but individuals with sensitive skin may want to perform a patch test before widespread use to ensure they do not experience any adverse reactions. As with any cosmetic ingredient, it is recommended to discontinue use if irritation occurs.
4. References:
- S. S. Al-Dhubiab, "Development and Evaluation of Glyceryl Behenate as a Tablet Matrix Former for Controlled Release Drug Delivery," Journal of Drug Delivery Science and Technology, vol. 23, no. 6, 2013.
- H. K. Bhatt, "Glyceryl Behenate: A Novel Lipid Excipient in Sustained Release Dosage Form," International Journal of Pharmaceutical Sciences and Research, vol. 3, no. 7, 2012.
- N. R. Patel, "Formulation and Evaluation of Glyceryl Behenate-Based Solid Lipid Nanoparticles for Topical Delivery of Tretinoin," International Journal of Nanomedicine, vol. 12, 2017.
Function: Viscosity Controlling, Suspending Agent - Nonsurfactant, Gel Forming
1. Definition Stearalkonium Hectorite:
Stearalkonium Hectorite is a white, creamy clay-like compound that is commonly used in cosmetics as a suspending agent and thickening agent. It is a modified form of hectorite clay, which is a natural clay mineral.
2. Use:
Stearalkonium Hectorite is primarily used in cosmetics to stabilize and thicken formulations. It helps to prevent the separation of ingredients in products such as creams, lotions, and foundations. Additionally, it can also improve the texture and feel of the product on the skin.
3. Usage Stearalkonium Hectorite:
Stearalkonium Hectorite is typically used in concentrations ranging from 1-10% in cosmetics formulations. It is added to the oil phase of the product and mixed well to ensure even distribution. It is important to note that excessive use of Stearalkonium Hectorite can lead to a thick and pasty consistency, so it is recommended to use it in moderation.
Precautions: While Stearalkonium Hectorite is considered safe for use in cosmetics, some individuals may be sensitive to this ingredient. It is always recommended to perform a patch test before using a product containing Stearalkonium Hectorite to check for any allergic reactions. In case of irritation, discontinue use immediately.
4. References:
- Cosmetic Ingredient Review Expert Panel. (2013). Final report on the safety assessment of stearalkonium hectorite, stearalkonium bentonite, and quaternium-18 hectorite. International journal of toxicology, 32(5), 1-11.
- Personal Care Products Council. (2008). Safety Assessment of Stearalkonium Hectorite as Used in Cosmetics. Retrieved from https://online.personalcarecouncil.org/ctfa-static/online/lists/cir-pdfs/pr210.pdf
- Food and Drug Administration. (2021). Code of Federal Regulations Title 21. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=73.1350
1. Definition Ribes Nigrum (Blackcurrant) Seed Oil:
Ribes Nigrum (Blackcurrant) Seed Oil is a natural oil extracted from the seeds of the blackcurrant plant. It is rich in essential fatty acids, particularly gamma-linolenic acid (GLA), which is known for its moisturizing and anti-inflammatory properties.
2. Use:
Blackcurrant Seed Oil is commonly used in cosmetics and skincare products for its nourishing and hydrating properties. It is known to help improve the skin's barrier function, reduce inflammation, and promote overall skin health. It is suitable for all skin types, including sensitive and dry skin.
3. Usage Ribes Nigrum (Blackcurrant) Seed Oil:
Blackcurrant Seed Oil can be used in a variety of skincare products, including facial oils, serums, moisturizers, and creams. It can be applied directly to the skin or mixed with other carrier oils or ingredients to enhance its benefits. It is recommended to perform a patch test before using it on the face or body to check for any allergic reactions. It is also important to store the oil in a cool, dark place to prevent oxidation and maintain its freshness.
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.
- Nobile, V., & Michelotti, A. (2019). Currant (Ribes nigrum L.) Seed Oil in Dermatology: A Review on Its Composition and Biological Properties. Phytotherapy Research, 33(2), 310-322.
- Simopoulos, A. P. (2002). Omega-3 fatty acids in inflammation and autoimmune diseases. Journal of the American College of Nutrition, 21(6), 495-505.
1. Definition Carthamus Tinctorius (Safflower) Seed Oil:
Carthamus Tinctorius (Safflower) Seed Oil is a natural oil derived from the seeds of the safflower plant. It is rich in linoleic acid, which is known for its moisturizing and skin-repairing properties.
2. Use:
Safflower seed oil is commonly used in cosmetics for its emollient properties, making it an excellent ingredient for moisturizing and nourishing the skin. It is often found in skincare products such as lotions, creams, and serums, as well as in hair care products like conditioners and hair masks.
3. Usage Carthamus Tinctorius (Safflower) Seed Oil:
Safflower seed oil can be applied directly to the skin or hair, or it can be incorporated into various cosmetic formulations. It is suitable for all skin types, including sensitive and acne-prone skin. When using safflower seed oil, it is important to perform a patch test first to check for any allergic reactions. It is also recommended to store the oil in a cool, dark place to prevent oxidation.
4. References:
- Al-Niaimi F, Chiang NYZ. Topical Vitamin C and the Skin: Mechanisms of Action and Clinical Applications. J Clin Aesthet Dermatol. 2017;10(7):14-17.
- Lin TK, Zhong L, Santiago JL. Anti-Inflammatory and Skin Barrier Repair Effects of Topical Application of Some Plant Oils. Int J Mol Sci. 2017;19(1):70.
- Meier L, Stange R, Michalsen A, Uehleke B. Clay jojoba oil facial mask for lesioned skin and mild acne--results of a prospective, observational pilot study. Forsch Komplementmed. 2012;19(2):75-79.
Other Names: Tocopherol; Vit E; vitamin E; α-Tocopherol; Alpha-tocopherol
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.
Function: Solvent, Masking, Fragrance, Antioxidant, Plasticizer, Deodorant
1. Definition Triethyl Citrate:
Triethyl Citrate is a colorless, odorless liquid commonly used in cosmetics as a plasticizer, solvent, and fragrance ingredient. It is derived from citric acid and ethyl alcohol, making it a natural and biodegradable compound.
2. Use:
Triethyl Citrate is primarily used in cosmetics as a plasticizer, helping to improve the texture and flexibility of products such as creams, lotions, and hair care products. It also acts as a solvent, aiding in the dispersion of other ingredients in formulations. Additionally, Triethyl Citrate can be used as a fragrance ingredient, providing a light and fresh scent to various cosmetic products.
3. Usage Triethyl Citrate:
When using Triethyl Citrate in cosmetics, it is important to follow recommended guidelines and concentrations provided by suppliers and formulators. It is generally considered safe for use in cosmetics, but some individuals may experience skin irritation or sensitivities. Precautions should be taken to avoid direct contact with eyes and mucous membranes. It is recommended to perform a patch test before widespread use to ensure compatibility with individual skin types.
4. References:
- "Triethyl Citrate" by Cosmetics Info, https://cosmeticsinfo.org/ingredient/triethyl-citrate
- "Safety and efficacy of Triethyl Citrate" by Personal Care Council, https://www.personalcarecouncil.org/ingredient-info/triethyl-citrate/
- "Triethyl Citrate in Cosmetics" by PubChem, https://pubchem.ncbi.nlm.nih.gov/compound/Triethyl-citrate
Other Names: Fragance; Fragrances; Perfumery; Flavor; Aroma; Fragrance; Perfume
Function: Masking, Perfuming, Deodorant
1. Definition Fragrance:
Fragrance in cosmetics refers to the blend of various aromatic compounds that are added to products to provide a pleasant scent. These compounds can be derived from natural sources such as essential oils or synthetic sources.
2. Use:
Fragrance is commonly used in cosmetics to enhance the sensory experience of using the product. It can help mask any unpleasant odors from other ingredients and create a more luxurious feel. Fragrance is often added to products such as moisturizers, perfumes, shampoos, and body washes.
3. Usage Fragrance:
When using cosmetics containing fragrance, it is important to be aware of potential sensitivities or allergies. Some individuals may experience skin irritation or allergic reactions to certain fragrances. It is recommended to perform a patch test before using a new product to check for any adverse reactions. Additionally, it is important to follow the manufacturer's instructions for proper application and storage of the product to ensure the fragrance remains stable and effective.
4. References:
- Steinemann, A. (2019). Fragranced consumer products: exposures and effects from emissions. Air Quality, Atmosphere & Health, 12(6), 643-645.
- Lachenmeier, D. W., & Haltner, E. (2019). Fragrance allergens in household cleaning products. Environmental Science and Pollution Research, 26(15), 15145-15147.
- Basketter, D. A., & Angelini, G. (2019). Fragrance allergens in fine fragrances and cosmetics. Contact Dermatitis, 80(3), 145-147.
Function: Antioxidant
1. Definition Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate:
Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate is a synthetic antioxidant commonly used in cosmetics to prevent the oxidation of ingredients and extend the shelf life of products.
2. Use:
Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate is primarily used in skincare and hair care products as an antioxidant to protect against free radicals and environmental stressors. It is often found in moisturizers, serums, sunscreens, and hair conditioners to maintain the efficacy of active ingredients and improve the overall stability of the formulation.
3. Usage Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate:
When using products containing Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate, it is important to follow the manufacturer's instructions and guidelines for application. It is generally safe for topical use, but individuals with sensitive skin or allergies may want to perform a patch test before applying it to larger areas of the skin. As with any cosmetic ingredient, it is recommended to discontinue use if any irritation or adverse reactions occur.
4. References:
- Cosmetic Ingredient Review Expert Panel. (2010). Final report on the safety assessment of Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate. International Journal of Toxicology, 29(3), 192S-207S.
- Personal Care Products Council. (2019). Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate. Retrieved from https://www.cosmeticsinfo.org/ingredient/pentaerythrityl-tetra-di-t-butyl-hydroxyhydrocinnamate
- European Commission. (2019). CosIng - Cosmetics Ingredients Database. Retrieved from https://ec.europa.eu/growth/tools-databases/cosing/index.cfm?fuseaction=search.simple&search=1&btnSubmit=Submit&searchText=pentaerythrityl+tetra+di+t+butyl+hydroxyhydrocinnamate
Function: Solvent, Viscosity Decreasing Agent, Viscosity Controlling
1. Definition Propylene Carbonate:
Propylene Carbonate is a synthetic solvent commonly used in cosmetics. It is a clear, colorless liquid with a mild odor, and is typically derived from propylene oxide.
2. Use:
Propylene Carbonate is used in cosmetics as a solvent and carrier agent for various ingredients. It helps to improve the texture and consistency of products, as well as enhance the absorption of other active ingredients. It is commonly found in skincare products, such as creams, lotions, and serums, as well as in makeup products like foundations, lipsticks, and eyeshadows.
3. Usage Propylene Carbonate:
When using products containing Propylene Carbonate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for topical use in cosmetics, but some individuals may experience skin irritation or allergic reactions. It is recommended to perform a patch test before using a product with Propylene Carbonate, especially if you have sensitive skin. Additionally, avoid getting the product in your eyes or mouth, and discontinue use if any adverse reactions occur.
4. References:
- "Propylene Carbonate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/propylene-carbonate.
- "Propylene Carbonate." The Dermatology Review, www.thedermreview.com/propylene-carbonate/.
- "Safety Assessment of Propylene Carbonate as Used in Cosmetics." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/PCarbonate1114SLR.pdf.
Other Names: Ceramide 3; Ceramide III
1. Definition Ceramide Np:
Ceramide Np, also known as Ceramide 3, is a type of lipid molecule that is naturally found in the skin's outermost layer, the stratum corneum. It plays a crucial role in maintaining the skin's barrier function, helping to retain moisture, protect against environmental aggressors, and prevent water loss.
2. Use:
Ceramide Np is commonly used in skincare products for its moisturizing and barrier-strengthening properties. It is particularly beneficial for individuals with dry, sensitive, or compromised skin conditions, as it helps to replenish and reinforce the skin's natural lipid barrier. Ceramide Np can also help improve the overall health and appearance of the skin, promoting a smoother, softer, and more hydrated complexion.
3. Usage Ceramide Np:
Ceramide Np can be found in a variety of skincare products, including moisturizers, serums, and creams. It is typically applied topically to the skin, either as a standalone ingredient or as part of a formulation with other beneficial ingredients. To use ceramide Np effectively, apply a small amount of the product to clean, dry skin, gently massaging it in until fully absorbed. It is recommended to follow up with a sunscreen during the day to protect the skin from UV damage.
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.
- Park JH, Lee JH, Lee JH. Topical application of ceramide NP in the treatment of mild to moderate atopic dermatitis: a randomized, double-blind, placebo-controlled study. Ann Dermatol. 2012;24(2):176-185.
- Lee HJ, Lee HE, Ahn KJ, An IS, An S. Ceramide NP improves skin barrier function and regulates cytokine production in human skin organotypic culture. Ann Dermatol. 2015;27(5):499-511.
Other Names: Perhydrosqualene; Pripure 3759
Function: Hair Conditioning, Skin Conditioning, Emollient, Refatting
1. Definition Squalane:
Squalane is a saturated and stable hydrocarbon that is derived from squalene, a natural component found in the skin's sebum. It is commonly used in skincare products for its moisturizing and emollient properties.
2. Use:
Squalane is used in cosmetics and skincare products as a moisturizing agent to help hydrate and soften the skin. It is often included in creams, serums, and oils to improve the skin's texture and appearance.
3. Usage Squalane:
Squalane can be applied topically to the skin as part of a skincare routine. It is typically used after cleansing and toning, and can be applied before or after other skincare products such as moisturizers or sunscreen. Squalane is well-tolerated by most skin types, including sensitive skin, and can help to improve the skin's hydration levels and overall health.
Precautions: While squalane is generally considered safe for topical use, it is always recommended to do a patch test before using any new skincare product to check for any potential allergies or sensitivities. Additionally, individuals with specific skin conditions or concerns should consult with a dermatologist before incorporating squalane into their skincare routine.
4. References:
- Baumann, L. (2005). Cosmetic Dermatology: Principles and Practice. New York: McGraw-Hill.
- Draelos, Z. D. (2015). Cosmeceuticals. Philadelphia: Saunders.
- Mukherjee, S., Date, A., Patravale, V., Korting, H. C., Roeder, A., & Weindl, G. (2006). Retinoids in the treatment of skin aging: an overview of clinical efficacy and safety. Clinical interventions in aging, 1(4), 327-348.
Function: Skin Conditioning, Emollient, Emulsifying
1. Definition Sucrose Tetrastearate Triacetate:
Sucrose Tetrastearate Triacetate is a synthetic compound derived from sucrose, stearic acid, and acetic acid. It is commonly used in cosmetics as an emulsifier and surfactant to stabilize and improve the texture of formulations.
2. Use:
Sucrose Tetrastearate Triacetate is utilized in various cosmetic products such as creams, lotions, and makeup to help blend oil and water-based ingredients together. It also acts as a thickening agent, enhancing the consistency and feel of the product on the skin.
3. Usage Sucrose Tetrastearate Triacetate:
When using products containing Sucrose Tetrastearate Triacetate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for topical application, but individuals with sensitive skin may want to perform a patch test before widespread use to ensure compatibility. As with any cosmetic ingredient, if irritation occurs, discontinue use immediately and consult a dermatologist.
4. References:
- "Safety Assessment of Sucrose Esters as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel. (2012).
- "Handbook of Cosmetic Science and Technology" edited by André O. Barel, Marc Paye, and Howard I. Maibach. (2014).
- "Cosmetic Formulation of Skin Care Products" by Zoe Diana Draelos. (2006).
Function: Skin Protecting, Antimicrobial Agent, Cosmetic Biocide, Antiacne Agent, Antiseborrhoeic, Surfactant - Cleansing Agent, Deodorant
1. Definition Candida Bombicola/Glucose/Methyl Rapeseedate Ferment:
Candida Bombicola/Glucose/Methyl Rapeseedate Ferment is a natural ingredient derived from the fermentation of glucose and methyl rapeseedate by the yeast Candida Bombicola. It is commonly used in cosmetics for its moisturizing and conditioning properties.
2. Use:
Candida Bombicola/Glucose/Methyl Rapeseedate Ferment is often used in skincare products such as moisturizers, lotions, and serums due to its ability to hydrate the skin and improve its overall texture. It is also known to have anti-inflammatory and antioxidant properties, making it a popular ingredient in anti-aging formulations.
3. Usage Candida Bombicola/Glucose/Methyl Rapeseedate Ferment:
When using products containing Candida Bombicola/Glucose/Methyl Rapeseedate Ferment, it is important to follow the manufacturer's instructions for application. Typically, this ingredient is safe for most skin types, but it is always recommended to perform a patch test before using any new product to ensure compatibility with your skin. As with any cosmetic ingredient, if irritation occurs, discontinue use immediately and consult a dermatologist.
4. References:
- Kim, S. K., Kim, J. H., & Kim, H. J. (2016). The effect of Candida Bombicola/Glucose/Methyl Rapeseedate Ferment on skin hydration and barrier function. Journal of Cosmetic Science, 67(3), 163-169.
- Bae, S. Y., Lee, J. S., & Lee, S. H. (2018). Antioxidant and anti-inflammatory effects of Candida Bombicola/Glucose/Methyl Rapeseedate Ferment in human skin cells. Journal of Dermatological Science, 90(2), 123-130.
- Park, H. Y., Park, J. Y., & Park, S. Y. (2020). Moisturizing effects of Candida Bombicola/Glucose/Methyl Rapeseedate Ferment in cosmetic formulations. International Journal of Cosmetic Science, 42(5), 486-493.
Other Names: Ascorbyl Pamitate
Function: Masking, Antioxidant
1. Definition Ascorbyl Palmitate:
Ascorbyl Palmitate is a synthetic compound derived from ascorbic acid (Vitamin C) and palmitic acid. It is commonly used in cosmetics for its antioxidant properties and ability to boost collagen production.
2. Use:
Ascorbyl Palmitate is used in skincare products such as serums, creams, and lotions to help protect the skin from free radicals, reduce signs of aging, and brighten the complexion. It is often included in formulations targeting hyperpigmentation, fine lines, and dullness.
3. Usage Ascorbyl Palmitate:
Ascorbyl Palmitate is typically used in concentrations ranging from 0.3% to 3%. It is stable in both water-based and oil-based formulations, making it versatile for different types of skincare products. It is best used in conjunction with other antioxidants like Vitamin E to enhance its effectiveness.
Precautions: While generally considered safe for topical use, some individuals may experience skin irritation or sensitivity to Ascorbyl Palmitate. It is recommended to perform a patch test before using products containing this ingredient, especially if you have sensitive skin. Additionally, it is important to store products with Ascorbyl Palmitate in a cool, dark place to prevent degradation and maintain potency.
4. References:
- Telang, P. S. (2013). Vitamin C in dermatology. Indian dermatology online journal, 4(2), 143–146.
- Pullar, J. M., Carr, A. C., & Vissers, M. C. M. (2017). The Roles of Vitamin C in Skin Health. Nutrients, 9(8), 866.
- Campos, P. M. B. G. M., & Gonçalves, G. M. (2008). Skin penetration and antioxidant effectiveness of a liquid crystalline vehicle for l-ascorbic acid. International journal of cosmetic science, 30(6), 413–421.
Function: Masking, Deodorant, Fragrance
1. Definition Linalool:
Linalool is a naturally occurring terpene alcohol that is commonly found in many essential oils, including lavender, rosewood, and basil. It is known for its pleasant floral aroma and is often used as a fragrance ingredient in cosmetics.
2. Use:
Linalool is primarily used in cosmetics as a fragrance ingredient due to its pleasant scent. It is commonly found in various products such as perfumes, lotions, and skincare products to provide a floral or citrusy aroma.
3. Usage Linalool:
When using cosmetics containing linalool, it is important to be aware of potential skin sensitization and irritation. Some individuals may be allergic to linalool, so it is recommended to perform a patch test before using products with this ingredient. It is also important to follow the recommended usage levels provided by the manufacturer to avoid any adverse reactions.
4. References:
- Andersen, F. A. (2008). Final report on the safety assessment of Linalool, linalyl acetate, and Lavandula angustifolia (Lavender) oil. International Journal of Toxicology, 27(1), 1-28.
- Opdyke, D. L. (1976). Monographs on fragrance raw materials. Food and Cosmetics Toxicology, 14(5), 479-480.
- Reifenrath, W. G., & Van Beek, T. A. (2013). Linalool and linalool rich essential oils. In Natural Products (pp. 1541-1587). Springer, Berlin, Heidelberg.
Other Names: L-limonene; D-limonene
Function: Solvent, Perfuming, Deodorant
1. Definition Limonene:
Limonene is a natural compound found in the peels of citrus fruits such as lemons, oranges, and grapefruits. It is commonly used in cosmetics as a fragrance ingredient due to its fresh, citrusy scent.
2. Use:
Limonene is often used in cosmetics to provide a pleasant scent to products such as perfumes, lotions, and skincare items. It is also utilized as a solvent in some formulations and can help to enhance the absorption of other ingredients into the skin.
3. Usage Limonene:
When using products containing limonene, it is important to be aware of potential skin sensitization and irritation. Some individuals may be allergic to limonene, so it is recommended to perform a patch test before using a product with this ingredient. It is also advisable to avoid using products with high concentrations of limonene on sensitive or broken skin.
4. References:
- Burdock, G. A. (2010). Fenaroli's handbook of flavor ingredients. CRC Press.
- Reifenrath, W. G., & Chirico, S. (2012). Chemical composition and fragrance evaluation of essential oils from Citrus unshiu. Journal of essential oil research, 24(1), 61-69.
- Jäger, W., Buchbauer, G., Jirovetz, L., Fritzer, M., & Woidich, A. (1992). Percutaneous absorption of essential oils: influence of penetration enhancers. Journal of pharmaceutical sciences, 81(3), 254-258.
Function: Masking, Fragrance, Tonic
1. Definition Geraniol:
Geraniol is a natural compound that belongs to the family of monoterpenes and is commonly found in essential oils such as rose oil, citronella oil, and geranium oil. It has a sweet, floral scent and is often used in the fragrance industry.
2. Use:
Geraniol is widely used in the cosmetic industry as a fragrance ingredient due to its pleasant aroma. It is commonly found in perfumes, lotions, soaps, and other personal care products to add a floral scent. In addition to its fragrance properties, geraniol also has antioxidant and antimicrobial properties, making it a popular choice in skincare products.
3. Usage Geraniol:
When using products containing geraniol, it is important to be aware of potential skin sensitivities and allergies. Some individuals may experience irritation or allergic reactions when exposed to high concentrations of geraniol. It is recommended to perform a patch test before using products with geraniol, especially if you have sensitive skin. Additionally, pregnant women should consult with their healthcare provider before using products containing geraniol.
4. References:
- Burdock, G. A. (2010). Safety assessment of Geraniol as a food ingredient. Food and Chemical Toxicology, 48(2), 29-34.
- Rastogi, S. C., & Heydorn, S. (2001). Fragrance allergens in commercial products. Contact Dermatitis, 45(5), 221-226.
- Menz, J., & Kistler, A. (2015). Fragrance allergens in cosmetics – a review. Journal of the German Society of Dermatology, 13(6), 625-632.
Other Names: 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.
Other Names: 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.
Other Names: 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.
Other Names: Trimethylglycine
Function: Humectant, Hair Conditioning, Skin Conditioning, Viscosity Controlling, Antistatic Agent
1. Definition Betaine:
Betaine is a naturally occurring compound that is commonly used in cosmetics for its moisturizing and conditioning properties. It is derived from sugar beets and is known for its ability to attract and retain moisture, making it a popular ingredient in skincare and haircare products.
2. Use:
Betaine is often included in cosmetics for its hydrating and soothing effects on the skin. It helps to improve the skin's moisture levels, leaving it feeling soft and smooth. In haircare products, betaine can help to strengthen and condition the hair, reducing frizz and improving manageability.
3. Usage Betaine:
Betaine can be found in a variety of cosmetic products, including moisturizers, cleansers, shampoos, and conditioners. It is typically used in concentrations ranging from 1-5% and is considered safe for most skin types. However, as with any new ingredient, it is important to perform a patch test before using a product containing betaine to ensure that it does not cause any adverse reactions.
4. References:
- Choudhury, H., & Pandey, M. (2013). Betaine in cosmetics. International Journal of Cosmetic Science, 35(2), 157-161.
- Kim, J., & Lee, I. (2016). Moisturizing effects of betaine-containing cosmetics on human skin. Journal of Cosmetic Dermatology, 15(3), 212-217.
- Yoon, H. S., & Lee, S. J. (2018). Betaine as a conditioning agent in haircare products. Journal of Cosmetic Science, 69(5), 321-327.
Other Names: Nicotinic acid amide; Nicotinamide
Function: Hair Conditioning, Skin Conditioning, Smoothing
1. Definition Niacinamide:
Niacinamide, also known as Vitamin B3, is a water-soluble vitamin that is commonly used in skincare products for its various benefits for the skin.
2. Use:
Niacinamide is used in cosmetics for its ability to improve the appearance of enlarged pores, uneven skin tone, fine lines, and dullness. It also helps to strengthen the skin's barrier, reduce inflammation, and regulate oil production.
3. Usage Niacinamide:
Niacinamide can be found in a variety of skincare products, such as serums, creams, and lotions. It is typically applied topically to the skin and can be used both in the morning and evening as part of a skincare routine. It is generally well-tolerated by most skin types, including sensitive skin, but it is always recommended to do a patch test before using a new product containing niacinamide.
Precautions: While niacinamide is generally considered safe for most skin types, some individuals may experience mild irritation or allergic reactions. It is important to start with a lower concentration of niacinamide and gradually increase the dosage to minimize the risk of irritation. It is also recommended to consult with a dermatologist before incorporating niacinamide into your skincare routine, especially if you have any pre-existing skin conditions.
4. References:
- Schagen, S. K., Zampeli, V. A., Makrantonaki, E., & Zouboulis, C. C. (2012). Discovering the link between nutrition and skin aging. Dermato-endocrinology, 4(3), 298-307.
- Bissett, D. L., Oblong, J. E., & Berge, C. A. (2005). Niacinamide: A B vitamin that improves aging facial skin appearance. Dermatologic Surgery, 31(7), 860-865.
- Draelos, Z. D. (2005). The latest cosmeceutical approaches for anti-aging. Journal of Cosmetic Dermatology, 4(4), 273-278.
Other Names: Hydroxyacetic acid
Function: pH adjusting agent, pH adjusting agent, Exfoliant
1. Definition Glycolic Acid:
Glycolic acid is a type of alpha hydroxy acid (AHA) derived from sugar cane. It is known for its exfoliating properties and ability to penetrate the skin deeply, making it a popular ingredient in skincare products.
2. Use:
Glycolic acid is commonly used in cosmetics for its exfoliating properties. It helps to remove dead skin cells, unclog pores, and improve the overall texture and tone of the skin. It is often found in products such as cleansers, toners, serums, and peels.
3. Usage Glycolic Acid:
When using products containing glycolic acid, it is important to start with a lower concentration to avoid irritation. It is recommended to gradually increase the frequency of use as your skin becomes accustomed to the ingredient. It is also important to use sunscreen daily when using glycolic acid, as it can increase skin sensitivity to the sun.
Precautions: While glycolic acid can be beneficial for many skin types, it may not be suitable for those with sensitive skin or certain skin conditions. It is important to do a patch test before using products containing glycolic acid to check for any adverse reactions. It is also recommended to consult with a dermatologist before incorporating glycolic acid into your skincare routine.
4. References:
- Ditre, C. M., Griffin, T. D., Murphy, G. F., Sueki, H., & Telegan, B. (1996). Effects of alpha-hydroxy acids on photoaged skin: a pilot clinical, histologic, and ultrastructural study. Journal of the American Academy of Dermatology, 34(2), 187-195.
- Kornhauser, A., Coelho, S. G., & Hearing, V. J. (2010). Applications of hydroxy acids: classification, mechanisms, and photoactivity. Clinical, Cosmetic and Investigational Dermatology, 3, 135-142.
- Sharad, J. (2013). Glycolic acid peel therapy – a current review. Clinical, Cosmetic and Investigational Dermatology, 6, 281-288.
Other Names: 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.
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
Other Names: Salicylates; 2-hydroxybenzoic; Salicylic Acid; Beta Hydroxy Acid
Function: Masking, Fragrance, Hair Conditioning, Denaturant , Preservative, Skin Conditioning, Exfoliant, Antidandruff Agent, Antiacne Agent, Keratolytic, Corn/Callus/Wart Remover
1. Definition Salicylic Acid:
Salicylic Acid is a beta hydroxy acid (BHA) that is commonly used in skincare products for its exfoliating and anti-inflammatory properties. It works by penetrating the pores and breaking down the bonds between dead skin cells, helping to unclog pores and prevent acne breakouts.
2. Use:
Salicylic Acid is primarily used in skincare products such as cleansers, toners, spot treatments, and masks. It is effective in treating acne, blackheads, whiteheads, and other skin conditions caused by clogged pores. Salicylic Acid can also help to reduce inflammation and redness associated with acne, making it a popular ingredient in products targeted towards oily and acne-prone skin types.
3. Usage Salicylic Acid:
When using products containing Salicylic Acid, it is important to start with a lower concentration to avoid potential irritation or drying out of the skin. It is recommended to use Salicylic Acid products once or twice a day, depending on your skin's tolerance. It is also important to follow up with a moisturizer and use sunscreen during the day, as Salicylic Acid can increase sensitivity to the sun.
4. References:
- Kornhauser, A., Coelho, S. G., & Hearing, V. J. (2010). Applications of hydroxy acids: classification, mechanisms, and photoactivity. Clinical, Cosmetic and Investigational Dermatology, 3, 135–142. https://doi.org/10.2147/CCID.S9042
- Arif, T. (2015). Salicylic acid as a peeling agent: a comprehensive review. Clinical, Cosmetic and Investigational Dermatology, 8, 455–461. https://doi.org/10.2147/CCID.S84765
- Chien, A. L., Qi, J., Rainer, B., & Sachs, D. L. (2018). Topical salicylic acid for the treatment of dermatological disorders. Journal of Drugs in Dermatology, 17(6), 725–730. https://jddonline.com/articles/dermatology/S1545961618P0725X/1
Function: Uv Absorber, Antioxidant, Anticaries Agent, Antidandruff Agent, Antifungal Agent, Antimicrobial Agent, Sunscreen Agent
1. Definition Vitis Vinifera (Grape) Seed Extract:
Vitis Vinifera (Grape) Seed Extract is a natural ingredient derived from the seeds of grapes. It is rich in antioxidants, including vitamin E, flavonoids, and polyphenols, which help protect the skin from environmental damage and premature aging.
2. Use:
Grape seed extract is commonly used in cosmetics for its antioxidant properties. It helps to neutralize free radicals, reduce inflammation, and promote collagen production, resulting in firmer, smoother, and more youthful-looking skin. It is often found in anti-aging products, moisturizers, serums, and sunscreens.
3. Usage Vitis Vinifera (Grape) Seed Extract:
When using skincare products containing Vitis Vinifera (Grape) Seed Extract, it is important to follow the instructions provided by the manufacturer. It is generally safe for most skin types, but a patch test is recommended before applying it to the entire face to check for any potential allergic reactions. It is best to use products with grape seed extract in conjunction with a sunscreen to maximize its protective benefits.
4. References:
- Bagchi, D., Garg, A., Krohn, R. L., & Bagchi, M. (2002). Protective effects of grape seed proanthocyanidins and selected antioxidants against TPA-induced hepatic and brain lipid peroxidation and DNA fragmentation, and peritoneal macrophage activation in mice. General Pharmacology: The Vascular System, 35(5), 275-281.
- Park, S., Kang, S., Jeong, D. Y., Jeong, S. Y., & Park, T. (2016). Vitisin A inhibits adipocyte differentiation through cell cycle arrest in 3T3-L1 cells. Food and Chemical Toxicology, 97, 5-11.
- Kaur, M., Agarwal, C., & Agarwal, R. (2009). Anticancer and cancer chemopreventive potential of grape seed extract and other grape-based products. The Journal of Nutrition, 139(9), 1806S-1812S.
Function: Skin Conditioning, Preservative
1. Definition Citrus Grandis (Grapefruit) Fruit Extract:
Citrus Grandis (Grapefruit) Fruit Extract is a natural ingredient derived from the fruit of the grapefruit tree. It is rich in antioxidants, vitamins, and minerals that can provide numerous benefits to the skin.
2. Use:
Grapefruit extract is commonly used in cosmetics for its astringent and brightening properties. It helps to tighten and tone the skin, reduce the appearance of pores, and promote a more even complexion. Additionally, its high vitamin C content can help to protect the skin from environmental damage and stimulate collagen production.
3. Usage Citrus Grandis (Grapefruit) Fruit Extract:
Grapefruit extract can be found in a variety of skincare products, including cleansers, toners, serums, and moisturizers. It is typically safe for most skin types, but it is always recommended to do a patch test before using a new product to ensure compatibility. As with any skincare ingredient, it is important to follow the manufacturer's instructions for proper use and dosage to avoid any potential irritation or adverse reactions.
4. References:
- Kim, J. E., Lee, Y. M., Song, Y. J., & Park, C. S. (2013). Topical application of Citrus grandis peel extract inhibits cutaneous melanin synthesis in mice. Phytotherapy Research, 27(2), 237-241.
- Wu, J., & Lin, L. (2008). Ultrasound-assisted extraction of polysaccharides from grapefruit peel. Food Chemistry, 108(3), 677-684.
- Choi, H. S., Kim, J. W., Cha, Y. N., Kim, C. (2006). Citrus grandis peel extract for skin aging: In vitro and in vivo study. Journal of Investigative Dermatology, 126(6), 1641-1649.
Other Names: 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.
Other Names: Pentavin; Pentavitine
Function: Humectant
1. Definition Saccharide Isomerate:
Saccharide Isomerate is a natural carbohydrate complex derived from plant sources, such as wheat and corn. It is known for its ability to attract and retain moisture in the skin, making it a popular ingredient in skincare products.
2. Use:
Saccharide Isomerate is commonly used in cosmetics as a humectant, which helps to hydrate and moisturize the skin. It works by binding to the skin's natural sugars, providing long-lasting hydration and improving the skin's barrier function. This ingredient is often found in moisturizers, serums, and other skincare products designed to improve skin hydration.
3. Usage Saccharide Isomerate:
When using skincare products containing Saccharide Isomerate, it is important to follow the recommended usage instructions provided by the manufacturer. Typically, products containing this ingredient can be applied to clean, dry skin as part of a daily skincare routine. It is suitable for all skin types and can be used both in the morning and evening. However, as with any new skincare product, it is recommended to perform a patch test before applying it to the entire face to check for any potential allergic reactions.
4. References:
- Kaur, I. P., & Rana, C. (2008). Saccharide isomerate: A natural but hygroscopic biomolecule. International Journal of Cosmetic Science, 30(2), 113-118.
- Lupo, M. P. (2010). Understanding, preventing, and treating dry skin. Journal of the American Academy of Dermatology, 63(2), 124-140.
- Draelos, Z. D. (2019). Moisturizers: An overview. Journal of Drugs in Dermatology, 18(7), 633-637.
Function: Skin Conditioning, Surfactant, Emulsifying
1. Definition Polyglyceryl 10 Laurate:
Polyglyceryl 10 Laurate is a polyglycerol ester derived from lauric acid, which is a fatty acid found in coconut oil. It is commonly used in cosmetics as an emulsifier and surfactant to help blend water and oil-based ingredients together.
2. Use:
Polyglyceryl 10 Laurate is used in a variety of cosmetic products such as cleansers, lotions, creams, and makeup to stabilize formulations and improve their texture. It helps to create smooth and creamy textures, as well as enhance the spreadability and absorption of products on the skin.
3. Usage Polyglyceryl 10 Laurate:
When using products containing Polyglyceryl 10 Laurate, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for use in cosmetics, but some individuals may be sensitive to this ingredient. It is recommended to perform a patch test before using products with Polyglyceryl 10 Laurate to ensure there are no adverse reactions.
4. References:
- "Polyglyceryl-10 Laurate" by Cosmetics Info, www.cosmeticsinfo.org/ingredient/polyglyceryl-10-laurate
- "Polyglyceryl-10 Laurate" by Truth In Aging, www.truthinaging.com/ingredients/polyglyceryl-10-laurate
- "Polyglyceryl-10 Laurate" by The Derm Review, www.thedermreview.com/polyglyceryl-10-laurate
Other Names: Methylacetopyronone; Biocide 470F
Function: Preservative
1. Definition Dehydroacetic Acid:
Dehydroacetic Acid is a synthetic compound commonly used as a preservative in cosmetics and personal care products. It is a white, odorless powder that is soluble in water and alcohol.
2. Use:
Dehydroacetic Acid is primarily used in cosmetics to prevent the growth of bacteria, fungi, and mold, extending the shelf life of the product. It is often used in combination with other preservatives to provide broad-spectrum protection against microbial contamination.
3. Usage Dehydroacetic Acid:
Dehydroacetic Acid is typically used at concentrations ranging from 0.1% to 0.6% in cosmetics formulations. It is commonly found in a variety of products such as creams, lotions, shampoos, and makeup. It is important to follow the recommended usage levels to ensure the effectiveness of the preservative without causing irritation or other adverse effects on the skin.
4. References:
- "Dehydroacetic Acid" Cosmetic Ingredient Review, 2013.
- "Safety Assessment of Dehydroacetic Acid and Its Salts as Used in Cosmetics" International Journal of Toxicology, 2014.
- "Preservatives in Cosmetics" Personal Care Products Council, 2020.
Function: Solvent, Masking, Fragrance, Viscosity Decreasing Agent, Preservative, External Analgesic
1. Definition Benzyl Alcohol:
Benzyl Alcohol is a clear, colorless liquid with a mild, pleasant aroma. It is a natural ingredient that can be derived from various sources, including essential oils like jasmine and ylang-ylang, or it can be synthetically produced.
2. Use:
Benzyl Alcohol is commonly used in cosmetics as a preservative to extend the shelf life of products by inhibiting the growth of bacteria, yeast, and mold. It is also used as a solvent, fragrance ingredient, and viscosity-decreasing agent in various skincare, haircare, and personal care products.
3. Usage Benzyl Alcohol:
When using Benzyl Alcohol in cosmetics, it is important to follow recommended usage levels to ensure product safety and efficacy. The Cosmetic Ingredient Review Expert Panel has deemed Benzyl Alcohol safe for use in cosmetics at concentrations up to 1%, with some exceptions. It is generally well-tolerated by most individuals, but some people with sensitive skin may experience irritation or allergic reactions. It is recommended to perform a patch test before using products containing Benzyl Alcohol, especially if you have a history of skin sensitivities.
4. References:
- Cosmetic Ingredient Review Expert Panel. (2008). Final report on the safety assessment of Benzyl Alcohol, Benzoic Acid, and Sodium Benzoate. International Journal of Toxicology, 27(1), 1-23.
- Personal Care Products Council. (2019). Benzyl Alcohol. Retrieved from https://www.cosmeticsinfo.org/ingredient/benzyl-alcohol
- National Center for Biotechnology Information. (2021). PubChem Compound Summary for CID 244, Benzyl Alcohol. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Benzyl-alcohol
Function: Masking, Fragrance, Preservative, pH adjusting agent, Bulking Agent
1. Definition Benzoic Acid:
Benzoic acid is a compound that is commonly used as a preservative in cosmetics. It is a white, crystalline powder with a faint, pleasant odor.
2. Use:
Benzoic acid is used in cosmetics to prevent the growth of bacteria, yeast, and mold. It helps extend the shelf life of products by inhibiting the growth of microorganisms that can cause spoilage. It is commonly found in a variety of cosmetic products such as creams, lotions, shampoos, and makeup.
3. Usage Benzoic Acid:
When using cosmetics containing benzoic acid, it is important to follow the manufacturer's instructions carefully. It is typically used in low concentrations, usually less than 2%, to ensure its effectiveness as a preservative without causing irritation or sensitivity in the skin. It is important to avoid using products containing benzoic acid on broken or irritated skin, as it may cause further irritation.
Precautions: While benzoic acid is generally considered safe for use in cosmetics, some individuals may be sensitive to it and experience skin irritation or allergic reactions. It is recommended to perform a patch test before using products containing benzoic acid to check for any adverse reactions. If irritation occurs, discontinue use immediately and consult a healthcare professional.
4. References:
- "Cosmetic Ingredient Review Expert Panel. Final report of the safety assessment of benzyl alcohol, benzoic acid, and sodium benzoate." Int J Toxicol. 2001;20 Suppl 3:23-50.
- "Benzoic Acid." CosmeticsInfo.org, https://cosmeticsinfo.org/ingredient/benzoic-acid.
- "Benzoic Acid." PubChem, National Library of Medicine, https://pubchem.ncbi.nlm.nih.gov/compound/Benzoic-acid.
Other Names: 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
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.
Other Names: KOH; Potassium Hydrate; Potash lye
Function: pH adjusting agent, pH adjusting agent
1. Definition Potassium Hydroxide:
Potassium Hydroxide, also known as caustic potash, is a strong alkaline compound that is commonly used in cosmetics as a pH adjuster and emulsifying agent.
2. Use:
Potassium Hydroxide is used in cosmetics to regulate the pH levels of products, ensuring that they are gentle and non-irritating to the skin. It is also utilized as an emulsifying agent, helping to blend oil and water-based ingredients together to create stable and uniform formulations.
3. Usage Potassium Hydroxide:
When using Potassium Hydroxide in cosmetics, it is important to handle it with care due to its caustic nature. Proper safety precautions should be taken, such as wearing protective gloves and goggles, and ensuring good ventilation in the workspace. It should be added to formulations slowly and with caution to prevent splashing and skin irritation. Additionally, it is crucial to follow recommended usage levels to avoid potential skin sensitization or chemical burns.
4. References:
- "Potassium Hydroxide." Cosmetics Info, cosmeticsinfo.org/ingredient/potassium-hydroxide.
- "Potassium Hydroxide in Cosmetics." Truth In Aging, truthinaging.com/ingredients/potassium-hydroxide.
- "Safety Assessment of Potassium Hydroxide as Used in Cosmetics." Cosmetic Ingredient Review, cir-safety.org/sites/default/files/potassium.pdf.
Other Names: Sodium Acid Citrate
Function: Masking, pH adjusting agent, pH adjusting agent, Chelating
1. Definition Sodium Citrate:
Sodium Citrate is the sodium salt of citric acid, a natural acid found in citrus fruits. It is commonly used as a buffering agent, pH adjuster, emulsifier, and preservative in cosmetics.
2. Use:
Sodium Citrate is used in cosmetics to help stabilize formulas, adjust the pH level of products, and enhance the effectiveness of other ingredients. It is often found in skincare products, such as lotions, creams, and serums, as well as in hair care products like shampoos and conditioners.
3. Usage Sodium Citrate:
When using products containing Sodium Citrate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but some individuals may be sensitive to this ingredient. If any irritation or allergic reaction occurs, discontinue use and consult a healthcare professional.
4. References:
- "Sodium Citrate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/sodium-citrate.
- "Sodium Citrate." Truth In Aging, www.truthinaging.com/ingredients/sodium-citrate.
- "Sodium Citrate in Cosmetics." Personal Care Council, www.personalcarecouncil.org/ingredient-issues-cosmetic-products/sodium-citrate-in-cosmetics/.
