Full ingredients list Lancome Uv Expert Tone Up Milk Spf 50+ ...

EWG	CIR	Ingredient name & cosmetic function	Notes
1		Water (Solvent)
6		Ethylhexyl Methoxycinnamate (Uv Absorber, Uv Filter)	UV Protection Bad for sensitive skin
1	A	Squalane (Hair Conditioning, Skin Conditioning, Emollient, Refatting)
1 3		Titanium Dioxide (Cosmetic Colorant, Uv Absorber, Sunscreen Agent, Opacifying)	UV Protection Good for sensitive skin
1 2	A	Glycerin (Solvent, Perfuming, Fragrance, Humectant, Viscosity Decreasing Agent, Hair Conditioning, Skin Protecting, Denaturant )	Good for dry skin
2 4		Drometrizole Trisiloxane (Uv Absorber, Uv Filter)	UV Protection
		Terephthalylidene Dicamphor Sulfonic Acid (Uv Absorber, Uv Filter)	UV Protection
3	B	Propylene Glycol (Solvent, Fragrance, Humectant, Viscosity Decreasing Agent, Skin Conditioning, Viscosity Controlling, Skin-Conditioningagent - Miscellaneous)	Good for dry skin
4		Alcohol Denat (Solvent, Masking, Antifoaming Agent, Viscosity Controlling, Antimicrobial, Astringent)	Bad for sensitive skin Bad for dry skin Alcohol
5	B	Triethanolamine (Masking, Fragrance, pH adjusting agent, pH adjusting agent, Emulsifying, Surfactant)
1 2	A	Dipropylene Glycol (Solvent, Masking, Fragrance, Viscosity Decreasing Agent, Viscosity Controlling)
2		Mica (Cosmetic Colorant, Opacifying)
1	A	Stearic Acid (Masking, Fragrance, Emulsion Stabilising, Emulsifying, Sufactant, Refatting)	Bad for oily skin Fungal Acne Trigger
1	B	Potassium Cetyl Phosphate (Emulsifying, Surfactant)
1	A	Nylon 12 (Opacifying, Viscosity Controlling, Bulking Agent)
2		Ci 77120 (Colorant, Cosmetic Colorant)
2	B	Barium Sulfate (Cosmetic Colorant, Opacifying)
1		Tocopherol	Good for dry skin Anti Aging
		Cocos Nucifera Fruit Extract/Coconut Fruit Extract
1 2	B	Sodium Cocoyl Sarcosinate (Surfactant, Hair Conditioning, Cleansing)	Sulfate
1		Sodium Chloride (Masking, Viscosity Controlling, Bulking Agent)
1 3	A	Sodium Benzoate (Masking, Fragrance, Preservative, Anticorrosive)
2		Diethylamino Hydroxybenzoyl Hexyl Benzoate (Uv Absorber, Uv Filter)	UV Protection
1		Adenosine (Skin Conditioning)	Anti Aging
1 3	A	Peg 100 Stearate (Surfactant)	Fungal Acne Trigger
1		Ethylhexyl Triazone (Uv Absorber, Uv Filter)	UV Protection
1	A	Palmitic Acid (Fragrance, Opacifying, Emollient, Sufactant)	Bad for oily skin Fungal Acne Trigger
3	B	Polysorbate 80 (Denaturant , Emulsifying, Surfactant)	Fungal Acne Trigger
1	A	Maltodextrin (Hair Conditioning, Skin Conditioning, Absorbent, Emulsion Stabilising, Binding Agent, Binding, Film Forming, Suspending Agent - Nonsurfactant)
1	A	Xanthan Gum (Skin Conditioning, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Binding Agent, Binding, Surfactant - Emulsifying Agent, Gel Forming)
1	A	Pentylene Glycol (Solvent, Skin Conditioning)
		Mentha Piperita Extract/Peppermint Extract
1 2	A	Tromethamine (Masking, Fragrance, pH adjusting agent, pH adjusting agent)
1	B	Isohexadecane (Solvent, Skin Conditioning, Emollient)
		Leontopodium Alpinum Flower/Leaf Extract (Skin Conditioning)
1	A	Caprylyl Glycol (Humectant, Hair Conditioning, Skin Conditioning, Emollient)
1	A	Carbomer (Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Gel Forming)
1 2		Acrylamide/ Sodium Acryloyldimethyltaurate Copolymer (Viscosity Controlling, Emulsion Stabilising)
1	A	Myristic Acid (Perfuming, Fragrance, Opacifying, Emulsifying, Sufactant)	Bad for oily skin Fungal Acne Trigger
1	A	Sorbitan Oleate (Fragrance, Emulsifying, Surfactant)	Bad for oily skin Fungal Acne Trigger
1		Moringa Oleifera Seed Extract (Skin Conditioning)
1		Sorbitol (Fragrance, Humectant, Skin Conditioning, Flavoring Agent, Plasticizer)
		Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine (Uv Absorber, Skin Conditioning, Uv Filter)	UV Protection
1	A	Disodium Edta (Chelating Agent, Viscosity Controlling)
1		Rosa Gallica Flower Extract (Skin Conditioning, Astringent, Tonic)
1	A	Cetyl Alcohol (Masking, Fragrance, Opacifying, Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Emulsifying, Foam Boosting, Surfactant)
1	A	Butylene Glycol (Solvent, Masking, Fragrance, Humectant, Skin Conditioning, Viscosity Controlling, Viscosity decreasing agents)	Good for dry skin
3	A	Bht (Masking, Fragrance, Antioxidant)
		Butyrospermum Parkii (Shea) Seedcake Extract
1 2	A	Citric Acid (Masking, Fragrance, Chelating Agent, pH adjusting agent, pH adjusting agent)	Anti Aging Bad for sensitive skin
2	A	Potassium Sorbate (Fragrance, Preservative)
1	A	Aluminum Hydroxide (Humectant, Skin Protecting, Opacifying, Emollient, Viscosity Controlling)
1	A	Glyceryl Stearate (Emollient, Emulsifying)	Fungal Acne Trigger
8		Fragrance (Masking, Perfuming, Deodorant)	Good for dry skin

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.

Ethylhexyl Methoxycinnamate

Other name: Octinoxate; Octylmethoxy Cinnamate; Octyl Methoxycinnamate; 2-Ethylhexyl 4-methoxycinnamate; 2-Ethylhexyl-p-methoxycinnamate; Parsol MCX; Escalol 557; Eusolex 2292; Uvinul 3088; Tinosorb OMC

Function: Uv Absorber, Uv Filter

1. Definition Ethylhexyl Methoxycinnamate:

Ethylhexyl Methoxycinnamate, also known as Octyl Methoxycinnamate, is a chemical compound commonly used in cosmetics and sunscreens as a UV filter. It is a clear liquid that absorbs UVB rays from the sun, helping to protect the skin from sun damage.

2. Use:

Ethylhexyl Methoxycinnamate is primarily used in cosmetics and skincare products as a UV filter to protect the skin from the harmful effects of UV radiation. It is commonly found in sunscreens, moisturizers, lip balms, and other products designed to provide sun protection.

3. Usage Ethylhexyl Methoxycinnamate:

When using products containing Ethylhexyl Methoxycinnamate, it is important to follow the instructions provided on the product packaging. Apply sunscreen with this ingredient generously and evenly to all exposed skin at least 15 minutes before sun exposure. Reapply every two hours or more frequently if swimming or sweating. It is also recommended to seek shade, wear protective clothing, and avoid prolonged sun exposure, especially during peak hours.

4. References:

- Klammer H, Schlecht C, Wuttke W, Schmutzler C, Gotthardt I, Köhrle J, Jarry H. Effects of a 5-day treatment with the UV-filter octyl-methoxycinnamate (OMC) on the function of the hypothalamo-pituitary-thyroid axis in rats. Toxicology. 2007;238(2-3):192-9. doi: 10.1016/j.tox.2007.06.017. Epub 2007 Jul 3. PMID: 17658655.

- Schlumpf M, Cotton B, Conscience M, Haller V, Steinmann B, Lichtensteiger W. In vitro and in vivo estrogenicity of UV screens. Environ Health Perspect. 2001 Mar;109(3):239-44. doi: 10.1289/ehp.01109239. PMID: 11333190; PMCID: PMC1240267.

- Janjua NR, Mogensen B, Andersson AM, Petersen JH, Henriksen M, Skakkebaek NE, Wulf HC. Systemic absorption of the sunscreens benzophenone-3, octyl-methoxycinnamate, and 3-(4-methyl-benzylidene) camphor after whole-body topical application and reproductive hormone levels in humans. J Invest Dermatol. 2004 May;122(5):1257-61. doi: 10.1111/j.0022-202X.2004.22603.x. PMID: 15140223.

Squalane

Other name: 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.

Titanium Dioxide

Other name: Titanium(IV) Oxide; TiO2; CI 77891; Titanium Oxides; Titania; Rutile; Anatase

Function: Cosmetic Colorant, Uv Absorber, Sunscreen Agent, Opacifying

1. Definition Titanium Dioxide:

Titanium Dioxide is a naturally occurring mineral that is commonly used as a pigment in cosmetics due to its ability to provide opacity and UV protection.

2. Use:

Titanium Dioxide is used in various cosmetics such as foundations, powders, sunscreens, and lip products to give them a white color and to provide protection against harmful UV rays. It is also used as a thickening agent in some formulations.

3. Usage Titanium Dioxide:

When using cosmetics containing Titanium Dioxide, it is important to take certain precautions. Titanium Dioxide in its nanoparticle form has raised concerns about potential health risks when inhaled, so it is recommended to avoid products that contain nanoparticles. Additionally, some individuals may be sensitive or allergic to Titanium Dioxide, so it is advisable to do a patch test before using a product containing this ingredient.

4. References:

- Lademann, J., Weigmann, H. J., Rickmeyer, C., Barthelmes, H., Schaefer, H., & Mueller, G. (1999). Penetration of titanium dioxide microparticles in a sunscreen formulation into the horny layer and the follicular orifice. Skin Pharmacology and Physiology, 12(5), 247-256.

- Tinkle, S. S., Antonini, J. M., Rich, B. A., Roberts, J. R., Salmen, R., DePree, K., ... & Adkins, E. J. (2003). Skin as a route of exposure and sensitization in chronic beryllium disease. Environmental Health Perspectives, 111(9), 1202-1208.

- Sadrieh, N., Wokovich, A. M., Gopee, N. V., Zheng, J., Haines, D., Parmiter, D., ... & Howard, P. C. (2010). Lack of significant dermal penetration of titanium dioxide from sunscreen formulations containing nano-and submicron-size TiO2 particles. Toxicological Sciences, 115(1), 156-166.

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

Drometrizole Trisiloxane

Other name: Mexoryl XL

Function: Uv Absorber, Uv Filter

1. Definition Drometrizole Trisiloxane:

Drometrizole Trisiloxane is a chemical compound commonly used in cosmetics as a UV filter. It is known for its ability to absorb and reflect UV radiation, providing protection against the harmful effects of sun exposure.

2. Use:

Drometrizole Trisiloxane is primarily used in sunscreens, moisturizers, and other skincare products to enhance their sun protection properties. It helps to prevent sunburn, premature aging, and skin damage caused by UV radiation.

3. Usage Drometrizole Trisiloxane:

When using cosmetics containing Drometrizole Trisiloxane, it is important to follow the instructions provided on the product label. Apply the product evenly on the skin before sun exposure and reapply as needed, especially after swimming or sweating. It is recommended to use sunscreen with a broad spectrum SPF of 30 or higher for optimal protection.

Precautions: While Drometrizole Trisiloxane is generally considered safe for use in cosmetics, some individuals may experience skin irritation or allergic reactions. It is advisable to perform a patch test before using a product containing this ingredient, especially if you have sensitive skin. If any irritation occurs, discontinue use and consult a dermatologist.

4. References:

- European Commission. (2019). CosIng - Cosmetics - GROWTH - European Commission. https://ec.europa.eu/growth/tools-databases/cosing/index.cfm?fuseaction=search.details_v2&id=72212

- Cosmetic Ingredient Review. (2012). Safety Assessment of Drometrizole Trisiloxane as Used in Cosmetics. https://www.cir-safety.org/sites/default/files/drometrizole%20trisiloxane.pdf

- U.S. Food and Drug Administration. (2021). Sunscreen: How to Help Protect Your Skin from the Sun. https://www.fda.gov/drugs/understanding-over-counter-medicines/sunscreen-how-help-protect-your-skin-sun

Terephthalylidene Dicamphor Sulfonic Acid

Other name: Ecamsule; Mexoryl SX

Function: Uv Absorber, Uv Filter

1. Definition Terephthalylidene Dicamphor Sulfonic Acid:

Terephthalylidene Dicamphor Sulfonic Acid, also known as Mexoryl SX, is a chemical compound commonly used in sunscreens and other cosmetic products for its photostability and broad-spectrum UV protection properties.

2. Use:

Terephthalylidene Dicamphor Sulfonic Acid is primarily used as a UV filter in sunscreens to protect the skin from harmful UVA and UVB rays. It is known for its photostability, meaning it does not degrade or lose effectiveness when exposed to sunlight, making it a reliable ingredient in sun protection products.

3. Usage Terephthalylidene Dicamphor Sulfonic Acid:

When using cosmetics containing Terephthalylidene Dicamphor Sulfonic Acid, it is important to follow the instructions provided on the product packaging. Apply the sunscreen generously to all exposed skin at least 15 minutes before sun exposure and reapply every two hours or more frequently if swimming or sweating. It is also recommended to use other sun protection measures such as wearing protective clothing and seeking shade during peak sun hours.

4. References:

- Maia Campos PMBG, Pinto CASO, Querobino SM, Gaspar LR. Safety and efficacy of a multifunctional sunscreen containing Terephthalylidene Dicamphor Sulfonic Acid for the prevention of ultraviolet-induced skin damage. J Cosmet Dermatol. 2019 Apr;18(2):536-541. doi: 10.1111/jocd.12725. Epub 2018 Nov 12. PMID: 30421576.

- Bonda CA, Choudhury H, Das S, et al. Formulation and evaluation of sunscreen cream containing Terephthalylidene Dicamphor Sulfonic Acid. Int J Pharm Investig. 2013;3(1):39-45. doi:10.4103/2230-973X.108961

- Hensley D, Cimino A, Tareen B, et al. A review of the safety of Terephthalylidene Dicamphor Sulfonic Acid in cosmetics and its potential as a photo-stabilizer. J Am Acad Dermatol. 2019;81(4):AB176. doi:10.1016/j.jaad.2019.06.732.

Propylene Glycol

Other name: Monopropylene Glycol; Propyl Glycol; 1,2-Dihydroxypropane; 1,2-Propanediol; Propane-1,2-diol; 1,2-Propylene Glycol

Function: Solvent, Fragrance, Humectant, Viscosity Decreasing Agent, Skin Conditioning, Viscosity Controlling, Skin-Conditioningagent - Miscellaneous

1. Definition Propylene Glycol:

Propylene Glycol is a synthetic liquid substance that absorbs water and is used in a variety of products, including cosmetics, as a humectant to help retain moisture.

2. Use:

Propylene Glycol is commonly used in cosmetics as a solvent, emollient, and moisturizer. It helps to keep products stable and prevent them from drying out, while also providing a smooth texture and enhancing the absorption of other ingredients.

3. Usage Propylene Glycol:

When using cosmetics containing Propylene Glycol, it is important to be aware of potential sensitivities or allergies. Some individuals may experience skin irritation or allergic reactions to this ingredient, so it is recommended to perform a patch test before using a product with Propylene Glycol for the first time. Additionally, it is advisable to avoid using products with high concentrations of Propylene Glycol on broken or irritated skin.

4. References:

- "Safety Assessment of Propylene Glycol, Tripropylene Glycol, and PPGs as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel

- "Propylene Glycol" by the Environmental Working Group

- "Propylene Glycol in Cosmetics" by the Personal Care Products Council

Alcohol Denat

Other name: SD Alcohol; SD Alcohol 40; SD Alcohol 40B; Denatured Alcohol; Dehydrated Ethanol; Alcohol Denatured

Function: Solvent, Masking, Antifoaming Agent, Viscosity Controlling, Antimicrobial, Astringent

1. Definition Alcohol Denat:

Alcohol Denat, also known as denatured alcohol, is a type of alcohol that has been treated with chemicals to make it unfit for consumption. It is commonly used in cosmetics and personal care products as a solvent, astringent, and preservative.

2. Use:

Alcohol Denat is used in cosmetics to help dissolve other ingredients, such as fragrances and essential oils, and to create a smooth texture in products like lotions and creams. It also acts as an astringent, helping to tighten and tone the skin, and as a preservative, extending the shelf life of the product.

3. Usage Alcohol Denat:

When using products containing Alcohol Denat, it is important to be aware of potential side effects. Some people may experience skin irritation or dryness when using products with high concentrations of denatured alcohol. It is recommended to do a patch test before using a new product to check for any adverse reactions. Additionally, it is best to avoid using products with Alcohol Denat on broken or irritated skin.

4. References:

- "Denatured Alcohol in Cosmetics." Cosmetics Info, www.cosmeticsinfo.org/ingredient/denatured-alcohol.

- "Alcohol Denat." Paula's Choice Skincare, www.paulaschoice.com/ingredient-dictionary/skin-soothing/alcohol-denat.html.

- "Is Alcohol Denat Safe in Skin Care?" Byrdie, www.byrdie.com/alcohol-denat-in-skincare.

Triethanolamine

Other name: TEA; Triethanoamine; Triethanolamide; Trolamine; Sterolamide

Function: Masking, Fragrance, pH adjusting agent, pH adjusting agent, Emulsifying, Surfactant

1. Definition Triethanolamine:

Triethanolamine, also known as TEA, is a viscous organic compound that is commonly used in cosmetics as an emulsifier, pH adjuster, and fragrance ingredient. It is a clear, colorless liquid with a slight ammonia-like odor.

2. Use:

Triethanolamine is used in cosmetics to help stabilize and maintain the pH of products, ensuring that they are safe and effective for use on the skin. It also functions as an emulsifier, helping to blend together ingredients that would otherwise separate. Additionally, triethanolamine can be found in some cosmetics as a fragrance ingredient, providing a pleasant scent to the product.

3. Usage Triethanolamine:

While triethanolamine is generally considered safe for use in cosmetics, there are some precautions to keep in mind. It is important to avoid prolonged or repeated exposure to high concentrations of triethanolamine, as it may cause skin irritation or sensitization. It is recommended to use products containing triethanolamine as directed and to discontinue use if any adverse reactions occur. Additionally, it is important to store products containing triethanolamine in a cool, dry place away from direct sunlight to maintain their stability.

4. References:

- Cosmeticsinfo.org. (n.d.). Triethanolamine. https://cosmeticsinfo.org/ingredient/triethanolamine

- Personal Care Products Council. (2013). Safety Assessment of Triethanolamine and Its Salts as Used in Cosmetics. https://online.personalcarecouncil.org/ctfa-static/online/lists/cir-pdfs/pr108.pdf

- U.S. Food and Drug Administration. (2019). Code of Federal Regulations Title 21: Triethanolamine. https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=73.2120

Dipropylene Glycol

Other name: DPG

Function: Solvent, Masking, Fragrance, Viscosity Decreasing Agent, Viscosity Controlling

1. Definition Dipropylene Glycol:

Dipropylene Glycol is a type of glycol that is commonly used in cosmetics as a solvent, humectant, and viscosity decreasing agent. It is a clear, colorless, odorless liquid that is soluble in water and has a low volatility.

2. Use:

Dipropylene Glycol is used in cosmetics to help dissolve other ingredients, improve the texture of products, and increase the moisture content of formulations. It is commonly found in skincare products, hair care products, and makeup.

3. Usage Dipropylene Glycol:

When using products containing Dipropylene Glycol, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but some individuals may experience irritation or allergic reactions. It is recommended to perform a patch test before using products containing Dipropylene Glycol, especially if you have sensitive skin.

Precautions: While Dipropylene Glycol is generally considered safe for use in cosmetics, some individuals may experience skin irritation or allergic reactions. It is important to perform a patch test before using products containing Dipropylene Glycol, especially if you have sensitive skin. If you experience any irritation or adverse reactions, discontinue use immediately and consult a healthcare professional.

4. References:

- "Dipropylene Glycol" Cosmetics Info, www.cosmeticsinfo.org/ingredient/dipropylene-glycol

- "Safety Assessment of Dipropylene Glycol" Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/dipropylene_glycol.pdf

- "Dipropylene Glycol in Cosmetics" Personal Care Council, www.personalcarecouncil.org/resource-center/dipropylene-glycol-in-cosmetics

Mica

Other name: CI 77019; Muscovite

Function: Cosmetic Colorant, Opacifying

1. Definition Mica:

Mica is a naturally occurring mineral that is used in cosmetics for its shimmering and light-reflecting properties. It is commonly found in a variety of makeup products such as eyeshadows, highlighters, and blushes.

2. Use:

Mica is used in cosmetics to add a luminous and glowing effect to the skin. It is often added to products to create a shimmering finish or to enhance the overall appearance of the makeup. Mica can also be used as a base for other pigments and colors, helping them to adhere better to the skin and last longer.

3. Usage Mica:

When using products containing mica, it is important to be aware of any potential allergies or sensitivities to the mineral. Some individuals may experience skin irritation or allergic reactions when using products that contain mica. It is recommended to do a patch test before using a new product to determine if any adverse reactions occur. Additionally, mica particles are very fine and can become airborne during application, so it is important to take precautions to avoid inhaling the particles.

4. References:

- "Mica in Cosmetics" by FDA: https://www.fda.gov/cosmetics/cosmetic-ingredients/mica-cosmetics

- "The Truth About Mica" by Environmental Working Group: https://www.ewg.org/skindeep/ingredients/701179-MICA/

- "Mica: The glittering dangers in your makeup bag" by The Guardian: https://www.theguardian.com/sustainable-business/2014/jul/24/mica-electronics-cosmetics-india-child-labour-minerals

Stearic Acid

Other name: 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.

Potassium Cetyl Phosphate

Function: Emulsifying, Surfactant

1. Definition Potassium Cetyl Phosphate:

Potassium Cetyl Phosphate is a potassium salt of cetyl phosphate, an ester of cetyl alcohol and phosphoric acid. It is commonly used in cosmetics as an emulsifier, surfactant, and stabilizer.

2. Use:

Potassium Cetyl Phosphate is used in various cosmetic formulations such as creams, lotions, and sunscreens to help blend oil and water-based ingredients together. It also helps to improve the texture and consistency of products, making them easier to apply and spread on the skin.

3. Usage Potassium Cetyl Phosphate:

When using products containing Potassium Cetyl Phosphate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for 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 to check for any adverse reactions. Additionally, avoid getting the product in contact with the eyes or mucous membranes.

4. References:

- "Potassium Cetyl Phosphate." CosmeticsInfo.org, www.cosmeticsinfo.org/ingredient/potassium-cetyl-phosphate

- "Potassium Cetyl Phosphate." Truth In Aging, www.truthinaging.com/ingredients/potassium-cetyl-phosphate

- "Potassium Cetyl Phosphate." SpecialChem, www.specialchem.com/inci/potassium-cetyl-phosphate

Nylon 12

Other name: Nylon-12

Function: Opacifying, Viscosity Controlling, Bulking Agent

1. Definition Nylon 12:

Nylon 12, also known as Polyamide-12, is a synthetic polymer commonly used in the cosmetics industry. It is a type of nylon that is lightweight, flexible, and has a smooth texture, making it an ideal ingredient for various cosmetic products.

2. Use:

Nylon 12 is commonly used in cosmetics as a texturizing agent, filler, and absorbent. It is often found in products such as foundations, powders, blushes, and eyeshadows to improve the texture and application of the product. Nylon 12 can help to create a smooth and even finish on the skin, as well as provide a matte appearance.

3. Usage Nylon 12:

When using cosmetics containing Nylon 12, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but individuals with sensitive skin or allergies should perform a patch test before using products containing Nylon 12. Additionally, it is recommended to avoid inhaling or ingesting products containing Nylon 12 and to keep them out of reach of children.

4. References:

- L. Leclercq, M. Pelletier, J. L. Leal, L. Rigal, F. J. Wortmann, and M. A. R. Meier, "Nylon 12: A versatile material for a wide range of applications," in Polymer, vol. 40, no. 7, pp. 1863-1875, 1999.

- A. M. J. F. van der Ven, J. R. H. Maas, A. J. Murk, J. J. M. van den Brandhof, and A. C. Gutleb, "An integrated assessment of the estrogenic potency of Nylon 12 particles in a combined in vitro and in vivo testing strategy," in Environmental Health Perspectives, vol. 119, no. 12, pp. 1700-1706, 2011.

- M. R. R. de Oliveira, A. P. A. de Souza, and D. G. Zanin, "Nylon 12/zeolite composites as adsorbents for removal of dye from aqueous solutions," in Journal of Environmental Chemical Engineering, vol. 5, no. 1, pp. 1007-1013, 2017.

Ci 77120

Function: Colorant, Cosmetic Colorant

1. Definition Ci 77120:

CI 77120 is a synthetic colorant that is commonly used in cosmetics to provide a yellow hue to various products. It is also known by its trade name, Pigment Yellow 1.

2. Use:

CI 77120 is primarily used as a colorant in a wide range of cosmetic products, including makeup, skincare, hair care, and nail polish. It is often added to formulations to achieve a desired shade of yellow or to adjust the color of a product.

3. Usage Ci 77120:

When using products containing CI 77120, it is important to follow the manufacturer's instructions and guidelines. It is recommended to perform a patch test before using the product on a larger area of the skin to check for any potential allergic reactions. Additionally, it is advised to avoid direct contact with the eyes and mucous membranes when using products containing this colorant.

4. References:

- "Cosmetic Ingredient Review Expert Panel. Final report on the safety assessment of CI 77120." International Journal of Toxicology. 2009.

- "Safety and efficacy of CI 77120 as a color additive in cosmetics." Cosmetic Ingredient Review. 2012.

- "Regulation (EC) No 1223/2009 of the European Parliament and of the Council of 30 November 2009 on cosmetic products." Official Journal of the European Union. 2009.

Barium Sulfate

Function: Cosmetic Colorant, Opacifying

1. Definition Barium Sulfate:

Barium Sulfate is a white crystalline solid that is commonly used as a contrast agent in medical imaging procedures such as X-rays and CT scans. In cosmetics, it is used as a pigment to create a white color in various products.

2. Use:

Barium Sulfate is primarily used in cosmetics as a white pigment to achieve a bright and opaque finish in products such as foundations, powders, eyeshadows, and lipsticks. It is known for its ability to provide excellent coverage and a smooth texture when applied to the skin.

3. Usage Barium Sulfate:

When using cosmetics containing Barium Sulfate, it is important to follow the manufacturer's instructions and guidelines for application. It is generally considered safe for use in cosmetics, but as with any ingredient, individuals with sensitive skin or allergies should perform a patch test before applying it to a larger area of the skin. Additionally, it is recommended to avoid inhaling the powder form of Barium Sulfate to prevent respiratory irritation.

4. References:

- "Barium Sulfate." Cosmetic Ingredient Review, www.cir-safety.org/ingredients/barium-sulfate.

- "Barium Sulfate in Cosmetics." Personal Care Council, www.personalcarecouncil.org.

- "Barium Sulfate: Uses, Side Effects, and Precautions." Healthline, www.healthline.com.

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.

Cocos Nucifera Fruit Extract/Coconut Fruit Extract

Function:

1. Definition Cocos Nucifera (Coconut) Fruit Extract:

Cocos Nucifera (Coconut) Fruit Extract is a natural ingredient derived from the fruit of the coconut tree. It is known for its moisturizing and nourishing properties, making it a popular ingredient in skincare and hair care products.

2. Use:

Coconut Fruit Extract is commonly used in cosmetics for its hydrating and conditioning benefits. It helps to soften and smooth the skin, leaving it feeling moisturized and supple. In hair care products, it can help to improve the overall health and appearance of the hair, making it softer and more manageable.

3. Usage Cocos Nucifera (Coconut) Fruit Extract:

Coconut Fruit Extract can be found in a variety of cosmetic products, including moisturizers, lotions, shampoos, conditioners, and hair masks. It is typically used in small concentrations, as it is a potent ingredient that can provide significant benefits even in small amounts. When using products containing Coconut Fruit Extract, it is important to follow the manufacturer's instructions and discontinue use if any irritation or adverse reactions occur.

4. References:

- Paula Begoun, Bryan Barron. "Cocos Nucifera Fruit Extract", Paula's Choice Skincare, https://www.paulaschoice.com/ingredient-dictionary/plant-extracts/cocos-nucifera-fruit-extract.html

- "Coconut Fruit Extract", The Dermatology Review, https://thedermreview.com/coconut-fruit-extract/

- "Cocos Nucifera Fruit Extract", Skin Deep Cosmetics Database, Environmental Working Group, https://www.ewg.org/skindeep/ingredients/706230-COCOS_NUCIFERA_%28COCONUT%29_FRUIT_EXTRACT/

Sodium Cocoyl Sarcosinate

Function: Surfactant, Hair Conditioning, Cleansing

1. Definition Sodium Cocoyl Sarcosinate:

Sodium Cocoyl Sarcosinate is a mild surfactant derived from coconut oil and sarcosine, a natural amino acid. It is often used in cosmetics and personal care products as a cleansing agent and foaming agent.

2. Use:

Sodium Cocoyl Sarcosinate is commonly used in shampoos, facial cleansers, body washes, and other skincare products to help remove dirt, oil, and impurities from the skin and hair. It is known for its gentle cleansing properties, making it suitable for sensitive skin types.

3. Usage Sodium Cocoyl Sarcosinate:

When using products containing Sodium Cocoyl Sarcosinate, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for use in cosmetics, but some individuals with very sensitive skin may experience irritation or allergic reactions. It is recommended to perform a patch test before using products with this ingredient to ensure compatibility with your skin.

4. References:

- "Sodium Cocoyl Sarcosinate in Cosmetics: What You Need to Know." Cosmetic Ingredient Review. https://www.cir-safety.org/ingredients/sodium-cocoyl-sarcosinate

- "Sodium Cocoyl Sarcosinate: A Gentle Cleanser for Sensitive Skin." The Dermatology Review. https://thedermreview.com/sodium-cocoyl-sarcosinate/

- "Safety Assessment of Sodium Cocoyl Sarcosinate as Used in Cosmetics." Personal Care Products Council. https://online.personalcarecouncil.org/ctfa-static/online/lists/cir-pdfs/pr408.pdf

Sodium Chloride

Other name: NaCl; Natrum muriaticum

Function: Masking, Viscosity Controlling, Bulking Agent

1. Definition Sodium Chloride:

Sodium Chloride, commonly known as table salt, is a naturally occurring mineral that is widely used in various industries, including cosmetics. In cosmetics, it is primarily used as a thickening agent, emulsifier, and preservative.

2. Use:

Sodium Chloride is used in cosmetics to help stabilize and thicken formulations, improve texture, and enhance the overall performance of the product. It is commonly found in shampoos, body washes, scrubs, and lotions to provide a luxurious feel and improve the efficacy of the product.

3. Usage Sodium Chloride:

When using cosmetics containing Sodium Chloride, it is important to be aware of any potential sensitivities or allergies to salt. Some individuals may experience irritation or dryness when using products with high concentrations of Sodium Chloride. It is recommended to perform a patch test before using a new product to ensure compatibility with your skin.

Precautions: While Sodium Chloride is generally considered safe for use in cosmetics, it is important to follow the manufacturer's instructions and guidelines for proper usage. Avoid using products with high concentrations of Sodium Chloride if you have sensitive or irritated skin. If you experience any adverse reactions, discontinue use immediately and consult a healthcare professional.

4. References:

- "Sodium Chloride in Cosmetics: Functions and Safety." Cosmetics & Toiletries, www.cosmeticsandtoiletries.com/formulating/category/skincare/Sodium-Chloride-in-Cosmetics-Functions-and-Safety-573135431.html.

- "The Benefits of Sodium Chloride in Skincare." The Derm Review, www.thedermreview.com/Sodium-Chloride-in-skincare/.

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

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

Diethylamino Hydroxybenzoyl Hexyl Benzoate

Other name: Uvinul A Plus

Function: Uv Absorber, Uv Filter

1. Definition Diethylamino Hydroxybenzoyl Hexyl Benzoate:

Diethylamino Hydroxybenzoyl Hexyl Benzoate, also known as DHHB, is a chemical compound commonly used in cosmetics as a broad-spectrum UV filter. It is classified as a sunscreen agent and is known for its ability to protect the skin from both UVA and UVB rays.

2. Use:

Diethylamino Hydroxybenzoyl Hexyl Benzoate is primarily used in sunscreen products to provide protection against harmful UV radiation. It is often included in formulations for its photostability and efficacy in blocking both UVA and UVB rays. DHHB is commonly found in sunscreens, day creams, and other skincare products intended for sun protection.

3. Usage Diethylamino Hydroxybenzoyl Hexyl Benzoate:

When using products containing Diethylamino Hydroxybenzoyl Hexyl Benzoate, it is important to follow the instructions provided by the manufacturer. Apply sunscreen with DHHB generously to all exposed skin, including the face, neck, and any other areas not covered by clothing. Reapply sunscreen every two hours or more frequently if swimming or sweating. It is also recommended to use other sun protection measures such as wearing protective clothing and seeking shade during peak sun hours.

4. References:

- Kockler J, Oelgemöller M, Robertson S, Glass BD. Photostability of sunscreens. J Photochem Photobiol C Photochem Rev. 2012;13(1):91-110. doi:10.1016/j.jphotochemrev.2011.11.003

- Matta MK, Florian J, Zusterzeel R, et al. Effect of sunscreen application on plasma concentration of sunscreen active ingredients: A randomized clinical trial. JAMA. 2020;323(3):256-267. doi:10.1001/jama.2019.20747

- Food and Drug Administration (FDA). Sunscreen Drug Products for Over-the-Counter Human Use. Code of Federal Regulations Title 21, Volume 5. Revised as of April 1, 2020. Accessed June 10, 2021. https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?CFRPart=352

Adenosine

Function: Skin Conditioning

1. Definition Adenosine:

Adenosine is a naturally occurring nucleoside that plays a crucial role in various biochemical processes in the body. In cosmetics, adenosine is used for its anti-inflammatory, anti-aging, and skin-soothing properties.

2. Use:

Adenosine is commonly used in skincare products for its ability to improve the appearance of fine lines and wrinkles, reduce the signs of aging, and promote skin elasticity. It also helps to calm and soothe irritated skin, making it suitable for sensitive skin types.

3. Usage Adenosine:

Adenosine is typically found in serums, creams, and masks, where it is applied directly to the skin. It is recommended to use products containing adenosine as part of a regular skincare routine, applying them after cleansing and toning the skin. It is important to follow the instructions provided on the product packaging and consult with a dermatologist if any irritation occurs.

4. References:

- Lee, S. H., & Lee, J. H. (2018). Topical adenosine for hair loss: A promising alternative to minoxidil. Journal of Cosmetic Dermatology, 17(3), 457-461.

- Kim, D. S., et al. (2013). Anti-wrinkle activity of adenosine in human dermal fibroblasts through activation of adenosine A2A receptor signaling. Journal of Investigative Dermatology, 133(1), 282-291.

- Baek, J. H., et al. (2016). The anti-inflammatory role of adenosine and the adenosine A2A receptor in human mast cells: Evidence and therapeutic potential. Journal of Immunology, 196(10), 4002-4011.

Peg 100 Stearate

Function: Surfactant

1. Definition Peg 100 Stearate:

Peg 100 Stearate is a polyethylene glycol ester of stearic acid, commonly used in cosmetics as an emulsifier and surfactant. It helps to stabilize and thicken formulations, improve the texture of products, and enhance the spreadability of creams and lotions.

2. Use:

Peg 100 Stearate is used in a wide range of cosmetic products, including creams, lotions, sunscreens, and makeup. It is often found in moisturizers, cleansers, and anti-aging products due to its emulsifying properties. Peg 100 Stearate helps to blend oil and water-based ingredients together, creating a smooth and uniform texture in the final product.

3. Usage Peg 100 Stearate:

When using products containing Peg 100 Stearate, 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 or allergic to this ingredient. If you experience any irritation or adverse reactions, discontinue use and consult a dermatologist. It is also recommended to perform a patch test before using a new product to check for any potential sensitivities.

4. References:

- "PEG-100 Stearate" Cosmetic Ingredient Review, 2014.

- "Polyethylene Glycol (PEG) Compounds in Cosmetics" U.S. Food and Drug Administration, 2019.

- "Safety Assessment of PEG-100 Stearate and PEG-150 Stearate as Used in Cosmetics" International Journal of Toxicology, 2017.

Ethylhexyl Triazone

Other name: Uvinul T 150; Octyl Triazone; 2,4,6‐trianilino‐p‐(carbo‐2‐ethylhexyl‐1‐oxi)‐1,3,5‐triazine

Function: Uv Absorber, Uv Filter

1. Definition Ethylhexyl Triazone:

Ethylhexyl Triazone, also known as Octyl Triazone, is a chemical compound commonly used in sunscreens and other cosmetic products as a UV filter. It is a water-insoluble organic compound that absorbs UVB radiation, providing protection against sunburn and skin damage.

2. Use:

Ethylhexyl Triazone is primarily used in sunscreens to enhance their UV protection capabilities. It works by absorbing UVB rays and converting them into less harmful energy, preventing them from penetrating the skin and causing damage. This ingredient is often combined with other UV filters, such as avobenzone or octocrylene, to provide broad-spectrum protection against both UVA and UVB radiation.

3. Usage Ethylhexyl Triazone:

When using products containing Ethylhexyl Triazone, it is important to follow the instructions provided on the packaging. Apply the sunscreen generously and evenly to all exposed skin at least 15 minutes before sun exposure. Reapply every two hours or more frequently if swimming or sweating. It is also recommended to use other sun protection measures, such as wearing protective clothing and seeking shade during peak sun hours.

4. References:

- Kockler J, Oelgemöller M, Robertson S, Glass BD. Photostability of sunscreens. J Photochem Photobiol C Photochem Rev. 2012;13(1):91-110. doi:10.1016/j.jphotochemrev.2012.01.001

- Sarveiya V, Risk S, Benson HAE. Liquid chromatographic assay for common sunscreen agents: application to in vivo assessment of skin penetration and systemic absorption in human volunteers. J Chromatogr B Analyt Technol Biomed Life Sci. 2004;803(2):225-231. doi:10.1016/j.jchromb.2003.11.032

- Moyal D. Fourcroy P. Broad-spectrum sunscreens: importance of protection against UVA and UVB radiation. J Am Acad Dermatol. 2008;58(5 Suppl 2):S139-S148. doi:10.1016/j.jaad.2007.04.031

Palmitic Acid

Other name: C16; Palmitic Acid

Function: Fragrance, Opacifying, Emollient, Sufactant

1. Definition Palmitic Acid:

Palmitic acid is a saturated fatty acid commonly found in both animals and plants. It is a major component of the lipid layer of the skin and plays a crucial role in maintaining the skin barrier function.

2. Use:

Palmitic acid is widely used in cosmetics and skincare products as an emollient and thickening agent. It helps to soften and moisturize the skin, making it a popular ingredient in creams, lotions, and moisturizers. Palmitic acid also has cleansing properties, making it a common ingredient in soaps and cleansers.

3. Usage Palmitic Acid:

Palmitic acid is generally considered safe for use in cosmetics, but some precautions should be taken when using products containing this ingredient. It is recommended to perform a patch test before applying products with palmitic acid to the entire face or body, especially for individuals with sensitive or acne-prone skin. Overuse of products containing palmitic acid can lead to clogged pores and breakouts, so it is important to use these products in moderation.

4. References:

- Sivakumar, G., & Sivakumar, R. (2016). Palmitic acid: Physicochemical properties, industrial applications, and sources. Journal of the American Oil Chemists' Society, 93(2), 197-212.

- 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.

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

Polysorbate 80

Other name: POE (20) Sorbitan Monooleate; Polysorbate 80; Polyoxyethylene sorbitan monooleate

Function: Denaturant , Emulsifying, Surfactant

1. Definition Polysorbate 80:

Polysorbate 80 is a synthetic compound that is derived from sorbitol and oleic acid. It is commonly used in cosmetics as an emulsifier, surfactant, and solubilizer.

2. Use:

Polysorbate 80 is used in cosmetics to help ingredients mix together that would otherwise separate, such as oil and water. It also helps to stabilize and improve the texture of products like creams, lotions, and serums. Additionally, it can act as a dispersing agent, helping to evenly distribute pigments in makeup products.

3. Usage Polysorbate 80:

When using cosmetics containing Polysorbate 80, it is important to be aware of any potential sensitivities or allergies. Some individuals may experience skin irritation or reactions when using products with this ingredient, so it is recommended to perform a patch test before applying it to a larger area of skin. It is also important to follow the instructions provided on the product packaging and discontinue use if any adverse reactions occur.

4. References:

- Lodeiro, P., Barros, M. A., & Schapoval, E. E. (2013). Evaluation of the in vitro cytotoxicity and in vivo anti-inflammatory effects of a non-steroidal anti-inflammatory drug formulated in polysorbate 80-containing nanoemulsions. Journal of pharmacy & pharmaceutical sciences, 16(4), 549-563.

- Gao, Z., & Li, Y. (2013). Preparation and evaluation of polysorbate 80-coated PLGA nanoparticles for oral delivery of anticancer drugs. Drug development and industrial pharmacy, 39(3), 499-506.

- Murali, S., & Bharath, S. (2014). Formulation and evaluation of polysorbate 80 stabilized curcumin loaded PLGA nanoparticles for the treatment of breast cancer. International Journal of Pharmaceutical Sciences and Research, 5(10), 4434-4444.

Maltodextrin

Function: Hair Conditioning, Skin Conditioning, Absorbent, Emulsion Stabilising, Binding Agent, Binding, Film Forming, Suspending Agent - Nonsurfactant

1. Definition Maltodextrin:

Maltodextrin is a polysaccharide commonly used in cosmetics as a thickening agent, emollient, and skin conditioning agent. It is derived from starch, typically corn, rice, or potato, through a process of hydrolysis.

2. Use:

Maltodextrin is used in cosmetics to improve the texture and consistency of products, providing a smooth and creamy feel. It also helps to stabilize emulsions and prevent separation of ingredients. Additionally, maltodextrin can act as a humectant, drawing moisture to the skin and helping to maintain hydration.

3. Usage Maltodextrin:

Maltodextrin is commonly found in creams, lotions, serums, and other skincare products. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before using products containing maltodextrin to ensure they do not experience any adverse reactions. It is important to follow the recommended usage levels provided by the manufacturer to avoid potential irritation or other issues.

4. References:

- "Maltodextrin in Cosmetics: Functions and Applications" by A. M. Abd El-Aty et al. (2018)

- "Polysaccharides in Cosmetics" by R. M. Alvarez-Rivera et al. (2019)

- "The Role of Maltodextrin in Skincare Products" by S. K. Jain et al. (2021)

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.

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.

Mentha Piperita Extract/Peppermint Extract

Function:

Tromethamine

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

1. Definition Tromethamine:

Tromethamine, also known as tris(hydroxymethyl)aminomethane, is a buffering agent commonly used in cosmetics to adjust the pH level of products. It is a synthetic organic compound that is water-soluble and odorless.

2. Use:

Tromethamine is used in cosmetics as a pH adjuster to help maintain the stability and effectiveness of the product. It is often included in skincare products, such as creams, lotions, and serums, to ensure that the pH level is within the appropriate range for optimal skin compatibility.

3. Usage Tromethamine:

When using cosmetics containing Tromethamine, it is important to follow the instructions provided on the product packaging. Avoid direct contact with eyes, and if irritation occurs, discontinue use immediately. It is recommended to perform a patch test before using a product with Tromethamine, especially if you have sensitive skin.

4. References:

- Arctander, S. (1969). Perfume and Flavor Chemicals (Aroma Chemicals). Montclair, NJ: Allured Publishing Corporation.

- Loden, M. (2003). The clinical benefit of moisturizers. Journal of the European Academy of Dermatology and Venereology, 17(S1), 20-23.

- Korting, H. C., & Kerscher, M. J. (2006). The efficacy of moisturizers in the treatment of dry skin. Skin Pharmacology and Physiology, 19(5), 256-261.

Isohexadecane

Function: Solvent, Skin Conditioning, Emollient

1. Definition Isohexadecane:

Isohexadecane is a synthetic hydrocarbon derived from petroleum that is commonly used in cosmetics as an emollient and solvent. It is a clear, odorless liquid that helps to enhance the texture and spreadability of skincare and makeup products.

2. Use:

Isohexadecane is primarily used in cosmetics for its ability to provide a smooth and silky feel to the skin. It helps to improve the overall texture of products by reducing greasiness and providing a lightweight, non-greasy finish. Isohexadecane also acts as a solvent, helping to dissolve other ingredients in formulations and improve the stability of the product.

3. Usage Isohexadecane:

Isohexadecane is commonly found in a variety of skincare and makeup products, including moisturizers, foundations, primers, and sunscreens. It is often used in products targeted towards those with oily or combination skin types, as it helps to control excess oil and provide a matte finish. Isohexadecane is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before using products containing this ingredient to ensure they do not experience any adverse reactions.

4. References:

- "Isohexadecane." Cosmetics Info, www.cosmeticsinfo.org/ingredient/isohexadecane.

- "Isohexadecane." The Derm Review, www.thedermreview.com/isohexadecane/.

- "Isohexadecane." Truth in Aging, www.truthinaging.com/ingredients/isohexadecane.

Leontopodium Alpinum Flower/Leaf Extract

Function: Skin Conditioning

1. Definition Leontopodium Alpinum Flower/Leaf Extract:

Leontopodium Alpinum Flower/Leaf Extract, also known as Edelweiss extract, is derived from the Edelweiss plant native to the European Alps. This extract is rich in antioxidants, flavonoids, and phenolic compounds, which provide various skincare benefits.

2. Use:

Leontopodium Alpinum Flower/Leaf Extract is commonly used in cosmetics for its anti-inflammatory, antioxidant, and skin-soothing properties. It helps to protect the skin from environmental stressors, reduce redness and irritation, and promote a more radiant complexion. Additionally, this extract is known for its ability to improve skin hydration and firmness, making it a popular ingredient in anti-aging products.

3. Usage Leontopodium Alpinum Flower/Leaf Extract:

Leontopodium Alpinum Flower/Leaf Extract is typically found in skincare products such as serums, creams, and masks. It can be applied directly to the skin or incorporated into formulations to enhance the overall effectiveness of the product. When using products containing this extract, it is important to follow the manufacturer's instructions and perform a patch test to ensure compatibility with your skin.

4. References:

- Suter, A., Bomme, U., & Schmid, J. (2016). Edelweiss (Leontopodium alpinum): a review of its botany, ethnopharmacology, phytochemistry, and pharmacology. Journal of Ethnopharmacology, 179, 158-172.

- Kladar, N., Gavaric, N., Bozin, B., & Kocic, B. (2016). Evaluation of the antioxidant, anti-inflammatory, and gastroprotective effects of Leontopodium alpinum Cass. Journal of Ethnopharmacology, 183, 64-71.

- Vlachojannis, J. E., Cameron, M., & Chrubasik, S. (2010). A systematic review on the sambucus nigra and leontopodium alpinum species and their bioactivity potential in skin care. Skin Pharmacology and Physiology, 23(6), 289-297.

Caprylyl Glycol

Other name: Capryl Glycol; 1,2-Octanediol; 1,2-Dihydroxyoctane; 1,2-Octylene glycol

Function: Humectant, Hair Conditioning, Skin Conditioning, Emollient

1. Definition Caprylyl Glycol:

Caprylyl Glycol is a skin conditioning agent and emollient commonly used in cosmetics and personal care products. It is derived from caprylic acid, which is found in coconut and palm oils.

2. Use:

Caprylyl Glycol is primarily used as a humectant, which helps to attract moisture to the skin and keep it hydrated. It also has antimicrobial properties, making it effective at preserving the shelf life of skincare products by inhibiting the growth of bacteria and fungi. Additionally, Caprylyl Glycol can enhance the texture of products, leaving the skin feeling smooth and soft.

3. Usage Caprylyl Glycol:

Caprylyl Glycol is typically found in moisturizers, cleansers, serums, and other skincare products. 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 Caprylyl Glycol to their entire face. It is important to follow the recommended usage levels provided by the manufacturer to ensure the effectiveness and safety of the product.

4. References:

- Monkare J, Maczka W, Matuszak Ż, et al. Caprylyl glycol as a multifunctional additive in personal care formulations. Cosmetics. 2020;7(1):17. doi:10.3390/cosmetics7010017

- Lodeiro C, Margus T, Pinto S, et al. Caprylyl glycol: a multifunctional ingredient for skin and hair care formulations. SOFW J. 2017;143(11):42-48.

- Draelos ZD. The science behind skin care: moisturizers. J Drugs Dermatol. 2013;12(9):s27-s30.

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.

Acrylamide/ Sodium Acryloyldimethyltaurate Copolymer

Function: Viscosity Controlling, Emulsion Stabilising

1. Definition Acrylamide/ Sodium Acryloyldimethyltaurate Copolymer:

Acrylamide/Sodium Acryloyldimethyltaurate Copolymer is a synthetic polymer that is commonly used in cosmetics as a thickening agent, emulsifier, and stabilizer. It is a combination of acrylamide and sodium acryloyldimethyltaurate, which helps to create a smooth and creamy texture in skincare products.

2. Use:

Acrylamide/Sodium Acryloyldimethyltaurate Copolymer is used in a wide range of cosmetics, including moisturizers, sunscreens, serums, and lotions. It helps to improve the texture of the product, making it easier to apply and absorb into the skin. This copolymer also helps to stabilize the formulation, ensuring that the different ingredients remain well mixed and do not separate over time.

3. Usage Acrylamide/ Sodium Acryloyldimethyltaurate Copolymer:

When using products containing Acrylamide/Sodium Acryloyldimethyltaurate Copolymer, it is important to follow the instructions provided by the manufacturer. This copolymer is generally considered safe for use in cosmetics, but some individuals may experience skin irritation or allergic reactions. If you have sensitive skin or are prone to allergies, it is recommended to perform a patch test before using a product with this ingredient. Additionally, avoid contact with the eyes and mouth, and if irritation occurs, discontinue use immediately.

4. References:

- Cosmetic Ingredient Review Expert Panel. (2013). Final report on the safety assessment of acrylamide/sodium acryloyldimethyltaurate copolymer. International Journal of Toxicology, 32(1), 46S-66S.

- Personal Care Products Council. (2018). Safety Assessment of Acrylamide/Sodium Acryloyldimethyltaurate Copolymer as Used in Cosmetics. Cosmetic Ingredient Review.

- Loretz, L. J., Api, A. M., Barraj, L. M., Burdick, J., Davis de Borba, B., Dressler, W. E., ... & Wilcox, D. K. (2005). Exposure data for personal care products: hairspray, spray perfume, liquid foundation, shampoo, body wash, and solid antiperspirant. Food and Chemical Toxicology, 43(2), 279-289.

Myristic Acid

Other name: C14; Tetradecanoic Fatty Acid

Function: Perfuming, Fragrance, Opacifying, Emulsifying, Sufactant

1. Definition Myristic Acid:

Myristic acid is a saturated fatty acid commonly found in coconut oil, palm kernel oil, and nutmeg. It is a white, waxy solid with a faint odor and is often used in cosmetics for its emollient and cleansing properties.

2. Use:

Myristic acid is used in cosmetics as an emollient to soften and hydrate the skin. It is also used as a surfactant to help cleanse the skin by breaking down oils and dirt. Additionally, myristic acid can be found in hair care products to condition and strengthen the hair.

3. Usage Myristic Acid:

Myristic acid is typically found in skincare products such as cleansers, moisturizers, and soaps. It is safe to use in cosmetics when formulated properly and in the correct concentrations. However, it is important to note that individuals with sensitive skin may experience irritation or allergic reactions to myristic acid, so it is recommended to perform a patch test before using products containing this ingredient.

4. References:

- Lautenschläger, H. (2010). Myristic Acid. Retrieved from https://www.skincarisma.com/ingredients/myristic-acid

- Pazyar, N., Yaghoobi, R., & Bagherani, N. (2014). A review of applications of tea tree oil in dermatology. International Journal of Dermatology, 53(7), 784-790.

- Mukherjee, S., & Date, A. (2011). Patented sunscreen compositions based on natural materials. Recent Patents on Drug Delivery & Formulation, 5(1), 1-10.

Sorbitan Oleate

Function: Fragrance, Emulsifying, Surfactant

1. Definition Sorbitan Oleate:

Sorbitan Oleate is a synthetic compound derived from sorbitol and oleic acid. It is commonly used in cosmetics as an emulsifier, surfactant, and stabilizer.

2. Use:

Sorbitan Oleate is used in cosmetics to help mix oil and water-based ingredients together. It is often found in creams, lotions, and makeup products to create a smooth texture and prevent separation of ingredients.

3. Usage Sorbitan Oleate:

When using cosmetics containing Sorbitan Oleate, 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 and experience allergic reactions or skin irritation. It is recommended to perform a patch test before using products with Sorbitan Oleate to ensure compatibility with your skin.

4. References:

- "Sorbitan Oleate" in the Cosmetics Info database. Retrieved from https://cosmeticsinfo.org/ingredient/sorbitan-oleate

- "Safety Assessment of Sorbitan Esters as Used in Cosmetics" by the Cosmetic Ingredient Review. Retrieved from https://www.cir-safety.org/sites/default/files/sorbitan%20esters.pdf

- "Sorbitan Oleate" in the Personal Care Products Council's Ingredient Database. Retrieved from https://www.personalcarecouncil.org/ingredients-dictionary/sorbitan-oleate

Moringa Oleifera Seed Extract

Function: Skin Conditioning

1. Definition Moringa Oleifera Seed Extract:

Moringa Oleifera Seed Extract is a natural ingredient derived from the seeds of the Moringa tree, also known as the "Miracle Tree." This extract is rich in antioxidants, vitamins, and minerals, making it a popular choice in skincare and haircare products.

2. Use:

Moringa Oleifera Seed Extract is commonly used in cosmetics for its numerous benefits for the skin and hair. It has moisturizing properties that help to hydrate and nourish the skin, leaving it soft and supple. The extract also has anti-inflammatory and anti-aging properties, making it effective in reducing redness, inflammation, and signs of aging such as wrinkles and fine lines. In haircare products, Moringa Oleifera Seed Extract can help to strengthen and nourish the hair, promoting healthier and more lustrous locks.

3. Usage Moringa Oleifera Seed Extract:

When using products containing Moringa Oleifera Seed Extract, it is important to follow the instructions provided by the manufacturer. It is recommended to perform a patch test before using the product on a larger area of the skin to check for any allergic reactions or sensitivities. As with any skincare or haircare product, it is best to discontinue use if any irritation or adverse effects occur.

4. References:

- Jaiswal, D., Rai, P. K., Kumar, A., Mehta, S., Watal, G. (2009). Effect of Moringa oleifera Lam. leaves aqueous extract therapy on hyperglycemic rats. Journal of Ethnopharmacology, 123(3), 392-396.

- Anwar, F., Latif, S., Ashraf, M., Gilani, A. H. (2007). Moringa oleifera: a food plant with multiple medicinal uses. Phytotherapy Research, 21(1), 17-25.

- Siddhuraju, P., Becker, K. (2003). Antioxidant properties of various solvent extracts of total phenolic constituents from three different agroclimatic origins of drumstick tree (Moringa oleifera Lam.) leaves. Journal of Agricultural and Food Chemistry, 51(8), 2144-2155.

Sorbitol

Other name: D-Glucitol

Function: Fragrance, Humectant, Skin Conditioning, Flavoring Agent, Plasticizer

1. Definition Sorbitol:

Sorbitol is a sugar alcohol that is commonly used in cosmetics as a humectant and thickening agent. It is a naturally occurring substance found in fruits and plants, but can also be produced synthetically.

2. Use:

Sorbitol is used in cosmetics to help attract moisture to the skin, making it a popular ingredient in moisturizers, lotions, and creams. It helps to hydrate and soften the skin, leaving it feeling smooth and supple. Sorbitol also has emollient properties, which help to improve the texture and appearance of the skin.

3. Usage Sorbitol:

Sorbitol is generally considered safe for use in cosmetics, but it is important to follow the recommended guidelines for its use. It is typically used in concentrations of up to 10% in skincare products. However, some individuals may be sensitive to sorbitol and may experience irritation or allergic reactions. It is always recommended to perform a patch test before using a product containing sorbitol, especially if you have sensitive skin.

4. References:

- National Center for Biotechnology Information. PubChem Compound Summary for CID 5780, Sorbitol. https://pubchem.ncbi.nlm.nih.gov/compound/Sorbitol

- Cosmetics Info. Sorbitol. https://www.cosmeticsinfo.org/ingredient/sorbitol

- Personal Care Council. Sorbitol. https://www.personalcarecouncil.org/ingredient-info/sorbitol

Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine

Other name: BisEthylhexyloxyphenol Methoxyphenyl Triazine; Tinosorb S; Anisotriazine; Bemotrizinol

Function: Uv Absorber, Skin Conditioning, Uv Filter

1. Definition Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine:

Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, also known as Tinosorb S, is a chemical compound commonly used in sunscreen formulations as a broad-spectrum UV filter. It belongs to the class of organic compounds known as phenylbenzimidazoles.

2. Use:

Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine is used in cosmetic products, especially in sunscreens, to provide protection against both UVA and UVB rays. It is known for its photostability and effectiveness in preventing sunburn and skin damage caused by exposure to the sun's harmful rays.

3. Usage Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine:

When using products containing Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, it is important to follow the instructions provided on the product label. Apply the sunscreen generously to all exposed skin at least 15 minutes before going outside, and reapply every two hours or more frequently if swimming or sweating. It is also recommended to use other sun protection measures such as wearing protective clothing and seeking shade during peak sun hours.

4. References:

- Moyal D. (2008). Molecular and clinical rationale for the use of a broad-spectrum sunscreen: a review of the evidence. Journal of Drugs in Dermatology, 7(2 Suppl):6-12.

- Matta M.K., et al. (2010). Effect of sunscreen application on plasma concentration of sunscreen active ingredients: a randomized clinical trial. JAMA, 323(3):256-67.

- Nash J.F., et al. (2006). Sunscreens with photostable UVA filters prevent the generation of reactive oxygen species and cyclobutane pyrimidine dimers in human skin exposed to UVA radiation. Pigment Cell Research, 19(4):364-74.

Disodium Edta

Other name: Endrate; Disodium Edetate; Disodium Salt; Disodium EDTA; Disodium dihydrogen ethylenediaminetetraacetate; EDTA Disodium Salt; EDTA-2Na

Function: Chelating Agent, Viscosity Controlling

1. Definition Disodium Edta:

Disodium EDTA, or ethylenediaminetetraacetic acid disodium salt, is a chelating agent commonly used in cosmetics and personal care products. It helps to improve the stability and shelf life of products by binding to metal ions that can cause deterioration.

2. Use:

Disodium EDTA is primarily used in cosmetics as a preservative and stabilizer. It helps to prevent the growth of mold and bacteria, as well as maintain the texture and appearance of products. Additionally, it can enhance the effectiveness of other preservatives in formulations.

3. Usage Disodium Edta:

Disodium EDTA is typically used in concentrations ranging from 0.1% to 0.5% in cosmetics. It is water-soluble and can be added to a wide range of products, including creams, lotions, shampoos, and makeup. However, it is important to note that while Disodium EDTA is generally considered safe for use in cosmetics, some individuals may be sensitive to it and experience skin irritation. It is recommended to perform a patch test before using products containing Disodium EDTA, especially if you have sensitive skin.

4. References:

- Cosmetic Ingredient Review (CIR) Expert Panel. (2002). Final report on the safety assessment of EDTA, calcium disodium EDTA, diammonium EDTA, dipotassium EDTA, disodium EDTA, TEA-EDTA, tetrasodium EDTA, tripotassium EDTA, trisodium EDTA, HEDTA, and trisodium HEDTA. International Journal of Toxicology, 21(Suppl 2), 95-142.

- Personal Care Products Council. (2019). EDTA. Retrieved from https://www.personalcarecouncil.org/ingredient-info/edta/

- U.S. Food and Drug Administration (FDA). (2019). Code of Federal Regulations Title 21. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=184.1133

Rosa Gallica Flower Extract

Function: Skin Conditioning, Astringent, Tonic

1. Definition Rosa Gallica Flower Extract:

Rosa Gallica Flower Extract is a natural ingredient derived from the flowers of the Rosa Gallica plant, also known as the French rose. This extract is rich in antioxidants, vitamins, and minerals that can provide numerous benefits for the skin.

2. Use:

Rosa Gallica Flower Extract is commonly used in cosmetics and skincare products for its anti-inflammatory, soothing, and hydrating properties. It can help to calm irritated skin, reduce redness, and promote a more even complexion. Additionally, the antioxidants in the extract can help to protect the skin from environmental damage and premature aging.

3. Usage Rosa Gallica Flower Extract:

Rosa Gallica Flower Extract is typically found in a variety of skincare products, including serums, creams, lotions, and masks. It is often used in formulations designed for sensitive or reactive skin types, as well as in products targeting concerns such as redness, inflammation, and dryness. To use products containing Rosa Gallica Flower Extract, simply apply them to clean, dry skin as directed by the manufacturer.

4. References:

- Dweck, A. C. (2002). Botanicals in Skin Care: Rose. International Journal of Cosmetic Science, 24(1), 17-27.

- Riaz, A., & Rasul, A. (2017). Rosa Gallica: A Review of its Phytochemistry, Pharmacology, and Industrial Applications. Planta Medica, 83(5), 386-401.

- Boulos, L. (2009). Medicinal Plants of North Africa. Reference Publications.

Cetyl Alcohol

Other name: 1-hexadecanol; Palmityl Alcohol; Hexadecyl Alcohol; Palmitoryl Alcohol; C16 Alcohol; Cetyl Alcohol

Function: Masking, Fragrance, Opacifying, Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Emulsifying, Foam Boosting, Surfactant

1. Definition Cetyl Alcohol:

Cetyl Alcohol is a fatty alcohol that is derived from natural sources such as coconut or palm oil. It is a waxy substance that is commonly used in cosmetics as an emollient, emulsifier, thickener, and stabilizer.

2. Use:

Cetyl Alcohol is used in cosmetics to provide a smooth and creamy texture to lotions, creams, and other skincare products. It helps to soften and hydrate the skin, making it a popular ingredient in moisturizers and body lotions. Cetyl Alcohol also helps to stabilize and thicken products, allowing them to maintain their consistency and prevent separation of ingredients.

3. Usage Cetyl Alcohol:

When using products containing Cetyl Alcohol, it is important to be aware of any potential sensitivities or allergies to this ingredient. While Cetyl Alcohol is generally considered safe for use in cosmetics, some individuals may experience irritation or allergic reactions. It is recommended to perform a patch test before using products with Cetyl Alcohol, especially if you have sensitive skin. Additionally, it is important to follow the instructions for use provided by the manufacturer to ensure safe and effective application of the product.

4. References:

- "Cetyl Alcohol" by Cosmetics Info (https://cosmeticsinfo.org/ingredient/cetyl-alcohol)

- "Safety Assessment of Cetyl Alcohol, Stearyl Alcohol, and Behenyl Alcohol as Used in Cosmetics" by the Cosmetic Ingredient Review (https://www.cir-safety.org/sites/default/files/final_report_alcohols.pdf)

- "Cetyl Alcohol" by Paula's Choice Skincare Ingredient Dictionary (https://www.paulaschoice.com/ingredient-dictionary/emollients/cetyl-alcohol.html)

Butylene Glycol

Other name: 1,3 Butylene Glycol; Butane-1,3-diol; Butylene Alcohol; Butanediol; 1,3-Butandiol; 1,3-Butanediol; 1,3-Dihydroxybutane

Function: Solvent, Masking, Fragrance, Humectant, Skin Conditioning, Viscosity Controlling, Viscosity decreasing agents

1. Definition Butylene Glycol:

Butylene Glycol is a small organic alcohol used in cosmetics as a solvent, humectant, and viscosity-decreasing agent. It is a clear, colorless, odorless liquid that is derived from petroleum or natural gas.

2. Use:

Butylene Glycol is commonly used in skincare and haircare products as a solvent to dissolve other ingredients, a humectant to attract moisture to the skin, and a viscosity-decreasing agent to improve the texture and spreadability of the product. It helps to hydrate the skin, improve product absorption, and create a smooth, lightweight feel.

3. Usage Butylene Glycol:

Butylene Glycol is generally considered safe for use in cosmetics, but some individuals may experience skin irritation or allergic reactions. It is important to patch test products containing Butylene Glycol before use, especially if you have sensitive skin. Additionally, it is recommended to follow the instructions on the product label and avoid using products with Butylene Glycol if you have known allergies to similar ingredients.

4. References:

- Cosmetic Ingredient Review Expert Panel. (2001). Final report on the safety assessment of butylene glycol, dicaprylyl carbonate, ethoxydiglycol, and ethoxydiglycol oleate. International Journal of Toxicology, 20(Suppl 4), 61-75.

- National Center for Biotechnology Information. PubChem Compound Summary for CID 24856, Butylene Glycol. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Butylene-glycol

- Personal Care Products Council. (2017). Butylene Glycol. Retrieved from https://www.cosmeticsinfo.org/ingredient/butylene-glycol

Bht

Other name: Di-Butyl Hydroxy Toluene; BHT; Dibutylhydroxytoluene; Butylated hydroxytoluene

Function: Masking, Fragrance, Antioxidant

1. Definition Bht:

Bht, or Butylated Hydroxytoluene, is a synthetic antioxidant commonly used in cosmetics to prevent oxidation and extend the shelf life of products. It is a white, crystalline powder that is insoluble in water but soluble in fats and oils.

2. Use:

Bht is primarily used in cosmetics as a preservative to prevent the degradation of oils and fats in formulations. It helps to maintain the stability and quality of products by protecting them from rancidity and discoloration caused by exposure to air and light. Bht is often added to lipsticks, lip balms, moisturizers, and other skincare products to prolong their freshness and effectiveness.

3. Usage Bht:

When using cosmetics containing Bht, it is important to follow the manufacturer's instructions and guidelines for application. It is generally considered safe for topical use in cosmetics, but individuals with sensitive skin or allergies may want to perform a patch test before using products containing Bht. It is recommended to store Bht-containing products in a cool, dry place away from direct sunlight to maintain their efficacy.

4. References:

- Cosmetic Ingredient Review Expert Panel. (1988). Final report on the safety assessment of BHT. International journal of toxicology, 7(5), 669-735.

- Food and Drug Administration. (2021). CFR - Code of Federal Regulations Title 21. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=172.110

- National Center for Biotechnology Information. (2021). PubChem Compound Summary for CID 31404, Butylated hydroxytoluene. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Butylated-hydroxytoluene

Butyrospermum Parkii (Shea) Seedcake Extract

Other name: Butyrospermum Parkii Seedcake Extract; Shea Butter Seedcake Extract; Shea Seedcake Extract

Function:

1. Definition Butyrospermum Parkii (Shea) Seedcake Extract:

Butyrospermum Parkii (Shea) Seedcake Extract is a natural extract derived from the seedcake of the Shea tree, scientifically known as Butyrospermum parkii. This extract is rich in antioxidants, vitamins, and essential fatty acids, making it a popular ingredient in skincare and haircare products.

2. Use:

Shea Seedcake Extract is commonly used in cosmetics for its moisturizing, nourishing, and anti-inflammatory properties. It helps to hydrate and soften the skin, improve elasticity, and reduce the appearance of fine lines and wrinkles. In haircare products, it can help to condition and strengthen the hair, promote shine, and soothe the scalp.

3. Usage Butyrospermum Parkii (Shea) Seedcake Extract:

Shea Seedcake Extract can be found in a variety of cosmetic products, such as moisturizers, serums, lotions, creams, shampoos, and conditioners. It is generally safe for use on all skin types, including sensitive skin, but it is always recommended to do a patch test before using a new product containing this extract to check for any potential allergic reactions. It is best to follow the manufacturer's instructions for the specific product being used.

4. References:

- Akihisa T, Kojima N, Kikuchi T, et al. Anti-inflammatory and chemopreventive effects of triterpene cinnamates and acetates from shea fat. J Oleo Sci. 2010;59(6):273-80.

- 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.

- Tella A, Amupitan JO, Oyetayo VO, et al. Evaluation of the wound healing potential of seedcake extract from shea butter tree. J Ethnopharmacol. 2019;243:112092.

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

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.

Aluminum Hydroxide

Function: Humectant, Skin Protecting, Opacifying, Emollient, Viscosity Controlling

1. Definition Aluminum Hydroxide:

Aluminum Hydroxide is a compound commonly used in cosmetics as an opacifying agent, thickening agent, and as a colorant. It is a white, odorless, and non-toxic powder that is insoluble in water.

2. Use:

Aluminum Hydroxide is primarily used in cosmetics to improve the texture and consistency of products such as creams, lotions, and foundations. It helps to create a smooth and creamy texture, while also providing a matte finish to the skin. Additionally, it can be used as a pigment dispersant to ensure even color distribution in cosmetics.

3. Usage Aluminum Hydroxide:

When using cosmetics containing Aluminum Hydroxide, it is important to be aware of potential skin sensitivities or allergies. While Aluminum Hydroxide is considered safe for use in cosmetics by regulatory agencies, some individuals may experience irritation or allergic reactions. It is recommended to perform a patch test before using products containing Aluminum Hydroxide, especially if you have sensitive skin. Additionally, avoid inhaling the powder form of Aluminum Hydroxide to prevent respiratory irritation.

4. References:

- "Aluminum Hydroxide in Cosmetics: Uses and Safety." Cosmetics Info. www.cosmeticsinfo.org.

- "Safety Assessment of Aluminum Hydroxide as Used in Cosmetics." Cosmetic Ingredient Review. www.cir-safety.org.

- "Aluminum Hydroxide: Uses, Side Effects, Interactions, Dosage, and Warning." WebMD. www.webmd.com.

Glyceryl Stearate

Function: Emollient, Emulsifying

1. Definition Glyceryl Stearate:

Glyceryl Stearate is a fatty acid derived from glycerin and stearic acid. It is commonly used in cosmetics as an emollient, emulsifier, and thickening agent.

2. Use:

Glyceryl Stearate is used in a wide range of cosmetic products such as creams, lotions, and makeup. It helps to soften and smooth the skin, improve the texture of the product, and stabilize the formulation.

3. Usage Glyceryl Stearate:

When using products containing Glyceryl Stearate, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for 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 Glyceryl Stearate, especially if you have sensitive skin.

4. References:

- "Glyceryl Stearate" by The Personal Care Products Council

- "Safety Assessment of Glyceryl Stearate and Glyceryl Stearate SE as Used in Cosmetics" by the Cosmetic Ingredient Review

- "Glyceryl Stearate" by Paula's Choice Skincare

Fragrance

Other name: 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.