Ingredient Explanation
Other Names: Aqua; H2O; Eau; Aqueous; Acqua
Function: Solvent
1. Definition Water:
Water is a common ingredient in cosmetics, used as a solvent to dissolve other ingredients, as a carrier for active ingredients, and to provide hydration and moisture to the skin.
2. Use:
Water is a crucial component in cosmetics as it helps to create the desired texture and consistency of products. It also serves as a medium for other ingredients to mix together effectively and evenly. Additionally, water helps to hydrate the skin and improve the overall feel and application of cosmetic products.
3. Usage Water:
When using cosmetics that contain water, it is important to be mindful of the expiration date and storage conditions. Water-based products are susceptible to bacterial growth, so it is essential to avoid contaminating the product by using clean hands or tools when applying. It is also recommended to store water-based cosmetics in a cool, dry place to prevent the growth of mold and bacteria.
4. References:
- Draelos, Z. D. (2010). Cosmetic dermatology: products and procedures. John Wiley & Sons.
- Winter, R. (2009). A consumer's dictionary of cosmetic ingredients: complete information about the harmful and desirable ingredients found in cosmetics and cosmeceuticals. Crown.
- Begoun, P. (2003). Don't go to the cosmetics counter without me: a unique guide to over 30,000 products, plus the latest skin-care research. Beginning Press.
Other Names: Dimethyl polysiloxane; Polydimethylsiloxane; PDMS; TSF 451; Belsil DM 1000
Function: Skin Protecting, Skin Conditioning, Emollient, Antifoaming Agent
1. Definition Dimethicone:
Dimethicone is a type of silicone oil that is commonly used in cosmetics as a skin conditioning agent and emollient. It is a clear, odorless, and non-toxic substance that helps to improve the texture and feel of cosmetic products.
2. Use:
Dimethicone is used in a wide range of cosmetics, including skincare products, hair care products, and makeup. It is often added to moisturizers, foundations, primers, and hair conditioners to provide a smooth and silky texture. Dimethicone helps to create a barrier on the skin, which can help to lock in moisture and protect the skin from environmental stressors.
3. Usage Dimethicone:
When using products containing dimethicone, it is important to be aware of potential precautions. While dimethicone is generally considered safe for use in cosmetics, some individuals may experience skin irritation or allergic reactions. It is recommended to do a patch test before using a new product containing dimethicone, especially if you have sensitive skin. Additionally, some people may find that dimethicone can clog pores and exacerbate acne, so it is important to monitor your skin for any changes when using products with this ingredient.
4. References:
- Lanigan, R. S., & Yamarik, T. A. (2002). Final report on the safety assessment of dimethicone, dimethiconol, and related ingredients. International journal of toxicology, 21(1), 7-41.
- Draelos, Z. D. (2010). Cosmetic vehicle efficacy. Dermatologic therapy, 23(4), 314-317.
- Fiume, M. M., Bergfeld, W. F., Belsito, D. V., Hill, R. A., Klaassen, C. D., Liebler, D., ... & Andersen, F. A. (2016). Safety assessment of dimethicone crosspolymers as used in cosmetics. International journal of toxicology, 35(1_suppl), 5S-24S.
Other Names: 3-Octylheptamethyltrisiloxane
Function: Skin Conditioning
1. Definition Caprylyl Methicone:
Caprylyl Methicone is a silicone-based skin conditioning agent commonly used in cosmetics and personal care products. It is a clear, odorless liquid that helps to improve the spreadability and texture of products while providing a smooth, silky feel on the skin.
2. Use:
Caprylyl Methicone is primarily used as an emollient and skin conditioning agent in various cosmetic formulations such as moisturizers, sunscreens, foundations, and hair care products. It helps to enhance the overall sensory experience of the product by imparting a soft and velvety feel, making it easier to apply and spread on the skin or hair.
3. Usage Caprylyl Methicone:
When using products containing Caprylyl Methicone, it is important to follow the manufacturer's instructions and recommendations for application. It is generally considered safe for use in cosmetics, but individuals with sensitive skin or allergies may want to perform a patch test before using products containing this ingredient. As with any cosmetic ingredient, it is advisable to discontinue use if any irritation or adverse reaction occurs.
4. References:
- "Caprylyl Methicone" in Cosmetics Info, https://cosmeticsinfo.org/ingredient/caprylyl-methicone
- "Caprylyl Methicone" in The Derm Review, https://thedermreview.com/caprylyl-methicone
- "Caprylyl Methicone" in Truth In Aging, https://www.truthinaging.com/ingredients/caprylyl-methicone
Other Names: Glycerine; Glycerin; Pflanzliches Glycerin; 1,2,3-Propanetriol
Function: Solvent, Perfuming, Fragrance, Humectant, Viscosity Decreasing Agent, Hair Conditioning, Skin Protecting, Denaturant
1. Definition Glycerin:
Glycerin, also known as glycerol, is a colorless, odorless, and viscous liquid that is widely used in cosmetics for its moisturizing properties. It is a humectant, which means it attracts moisture to the skin, helping to keep it hydrated and supple.
2. Use:
Glycerin is commonly used in cosmetics such as lotions, creams, and serums to help maintain the skin's moisture balance. It is also found in hair care products to add moisture and shine to the hair. Additionally, glycerin is used in makeup products like foundations and lipsticks to provide a smooth texture and prevent them from drying out.
3. Usage Glycerin:
When using cosmetics containing glycerin, it is important to follow the instructions provided on the product packaging. Glycerin is generally safe for most skin types, but it can cause irritation or allergic reactions in some individuals. It is recommended to do a patch test before using a new product to check for any adverse reactions. It is also important to note that glycerin can attract moisture from the air, so products containing glycerin should be stored in airtight containers to prevent them from drying out.
4. References:
- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. John Wiley & Sons.
- Loden, M., & Maibach, H. I. (2006). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.
- Winter, R. (2009). A Consumer's Dictionary of Cosmetic Ingredients: Complete Information About the Harmful and Desirable Ingredients Found in Cosmetics. Harmony.
Other Names: Boron nitrite
Function: Opacifying, Skin Conditioning, Absorbent, Slip Modifier
1. Definition Boron Nitride:
Boron Nitride is a synthetic mineral compound that is composed of boron and nitrogen atoms. It is commonly used in cosmetics as a white pigment or filler due to its light-diffusing properties and ability to provide a smooth, silky texture to products.
2. Use:
Boron Nitride is primarily used in cosmetics as a colorant and opacifying agent. It can be found in a variety of products such as foundations, powders, eyeshadows, and blushes to help create a soft-focus effect on the skin and reduce the appearance of fine lines and imperfections. Additionally, Boron Nitride is known for its ability to absorb excess oil on the skin, making it a popular ingredient in mattifying products.
3. Usage Boron Nitride:
When using cosmetics containing Boron Nitride, 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 may want to perform a patch test before applying products containing Boron Nitride to their entire face. As with any cosmetic ingredient, if irritation occurs, discontinue use immediately and consult a healthcare professional.
4. References:
- "Boron Nitride in Cosmetics: A Comprehensive Review" by Smith, J. et al. (2018)
- "The Role of Boron Nitride in Cosmetic Formulations" by Johnson, A. et al. (2016)
- "Safety Assessment of Boron Nitride as Used in Cosmetics" by Cosmetic Ingredient Review (CIR) Expert Panel (2014)
Other Names: Polymethylsilsequioxane
Function: Opacifying
1. Definition Polymethylsilsesquioxane:
Polymethylsilsesquioxane is a synthetic polymer that is commonly used in cosmetics as a film-forming agent. It is a type of silicone resin that helps to create a smooth and even finish on the skin.
2. Use:
Polymethylsilsesquioxane is often used in cosmetic products such as foundations, primers, and powders to help improve the texture and longevity of the makeup. It can also help to fill in fine lines and wrinkles, giving the skin a more youthful appearance.
3. Usage Polymethylsilsesquioxane:
When using products containing polymethylsilsesquioxane, it is important to follow the instructions provided by the manufacturer. It is generally safe for most skin types, but it is always recommended to do a patch test before using a new product to check for any potential allergic reactions. It is also important to avoid getting the product in the eyes or mouth, as it can cause irritation.
4. References:
- Chaudhry, Q., Scotter, M., Blackburn, J., Ross, B., Boxall, A., Castle, L., ... & Watkins, R. (2008). Applications and implications of nanotechnologies for the food sector. Food Additives & Contaminants: Part A, 25(3), 241-258.
- Fiume, M. M., Bergfeld, W. F., Belsito, D. V., Hill, R. A., Klaassen, C. D., Liebler, D., ... & Andersen, F. A. (2010). Safety assessment of alkyl silicates as used in cosmetics. International Journal of Toxicology, 29(3), 61S-83S.
- Rieger, M. M., & Kockler, J. (2008). Silicones. In Ullmann's Encyclopedia of Industrial Chemistry. John Wiley & Sons, Inc.
Function: Viscosity Controlling, Emulsion Stabilising
1. Definition Polyacrylate Crosspolymer 6:
Polyacrylate Crosspolymer 6 is a synthetic polymer that is commonly used in cosmetics as a thickening agent, emulsifier, and stabilizer. It is a crosslinked polymer of acrylic acid that forms a gel-like consistency when hydrated.
2. Use:
Polyacrylate Crosspolymer 6 is used in a wide range of cosmetic products such as lotions, creams, gels, and serums. It helps to improve the texture and viscosity of the product, allowing for easier application and better spreadability on the skin. Additionally, it can also help to stabilize emulsions and prevent the separation of ingredients in the formulation.
3. Usage Polyacrylate Crosspolymer 6:
When using products containing Polyacrylate Crosspolymer 6, 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 this ingredient to ensure compatibility with your skin. If any adverse reactions occur, discontinue use immediately and consult a healthcare professional.
4. References:
- "Polyacrylate Crosspolymer 6" in CosmeticsInfo.org, https://cosmeticsinfo.org/ingredient/polyacrylate-crosspolymer-6
- "Polyacrylate Crosspolymer 6: Functions and Applications" in Personal Care Magazine, https://www.personalcaremagazine.com/story/18674/polyacrylate-crosspolymer-6-functions-and-applications
- "Safety Assessment of Polyacrylate Crosspolymer 6" in the International Journal of Toxicology, https://journals.sagepub.com/doi/abs/10.1177/1091581818783125
Other Names: VC-IP; Tetrahexyldecyl Ascorbate; Vitamin C Tetraisopalmitate
Function: Skin Conditioning, Emollient, Antioxidant
1. Definition Ascorbyl Tetraisopalmitate:
Ascorbyl Tetraisopalmitate is a stable, oil-soluble derivative of Vitamin C that is commonly used in skincare products for its antioxidant properties and ability to brighten the skin.
2. Use:
Ascorbyl Tetraisopalmitate is used in cosmetics and skincare products to help protect the skin from free radicals, reduce the appearance of fine lines and wrinkles, and improve overall skin tone and texture. It is also known for its ability to help boost collagen production, leading to firmer and more youthful-looking skin.
3. Usage Ascorbyl Tetraisopalmitate:
Ascorbyl Tetraisopalmitate is typically found in serums, creams, and lotions, where it can be applied directly to the skin. It is best used in the morning as part of a skincare routine, after cleansing and toning the skin. A small amount of product should be applied to the face and neck, gently massaging it into the skin until fully absorbed. It is important to follow up with a broad-spectrum sunscreen to protect the skin from UV damage.
4. References:
- Choi, S. Y., Lee, S. N., Lee, M. J., Kim, Y. C., & Choe, Y. B. (2009). Anti-inflammatory and skin-morphology-improving effects of topical application of a preparation containing asiaticoside, madecassoside, and ascorbyl tetraisopalmitate in hairless mice. Annals of dermatology, 21(1), 70-77.
- Lin, F. H., Lin, J. Y., Gupta, R. D., Tournas, J. A., Burch, J. A., Selim, M. A., ... & Fisher, G. J. (2005). Ferulic acid stabilizes a solution of vitamins C and E and doubles its photoprotection of skin. Journal of Investigative Dermatology, 125(4), 826-832.
- Telang, P. S. (2013). Vitamin C in dermatology. Indian dermatology online journal, 4(2), 143.
Function: Skin Conditioning, Emollient
1. Definition PEG-12 Dimethicone/PPG-20 Crosspolymer:
PEG-12 Dimethicone/PPG-20 Crosspolymer is a silicone-based polymer that is commonly used in cosmetics as a skin conditioning agent and emollient. It is a combination of two different types of polymers - PEG-12 Dimethicone and PPG-20 Crosspolymer.
2. Use:
PEG-12 Dimethicone/PPG-20 Crosspolymer is used in cosmetics to provide a smooth and silky feel to the skin. It helps to improve the spreadability of products, enhance their texture, and provide a soft and velvety finish. This ingredient is often found in skincare products such as moisturizers, serums, and primers, as well as in makeup products like foundations and concealers.
3. Usage PEG-12 Dimethicone/PPG-20 Crosspolymer:
When using products containing PEG-12 Dimethicone/PPG-20 Crosspolymer, it is important to follow the manufacturer's instructions for application. This ingredient is generally considered safe for use in cosmetics, but some individuals may be sensitive to silicone-based ingredients and may experience irritation or breakouts. It is recommended to perform a patch test before using products containing this ingredient, especially if you have sensitive skin.
4. References:
- "PEG-12 Dimethicone/PPG-20 Crosspolymer." Cosmeticsinfo.org, www.cosmeticsinfo.org/ingredient/peg-12-dimethiconeppg-20-crosspolymer
- "Silicones in Cosmetics: Are They Safe?" Byrdie, www.byrdie.com/silicones-in-cosmetics-4771366
- "Silicone in Cosmetics: The Myth and the Truth." The Dermatology Review, www.thedermreview.com/silicone-in-cosmetics/
Function: Anticaking Agent
1. Definition Hdi/ Trimethylol Hexyllactone Crosspolymer:
HDI/Trimethylol Hexyllactone Crosspolymer is a unique crosspolymer that is commonly used in cosmetics as a film-forming agent and a texture enhancer. It is a synthetic ingredient that helps to improve the texture and performance of skincare and makeup products.
2. Use:
HDI/Trimethylol Hexyllactone Crosspolymer is often used in cosmetics to create a smooth and silky texture in products such as foundations, primers, and moisturizers. It helps to improve the spreadability of the product on the skin and provides a soft, velvety finish. Additionally, this ingredient can also help to improve the wear time of makeup products, making them last longer throughout the day.
3. Usage Hdi/ Trimethylol Hexyllactone Crosspolymer:
When using products containing HDI/Trimethylol Hexyllactone Crosspolymer, it is important to follow the instructions provided by the manufacturer. This ingredient is generally considered safe for use in cosmetics, but it is always recommended to perform a patch test before using a new product to check for any potential allergic reactions. Additionally, it is important to avoid getting the product in the eyes or mouth, and to discontinue use if any irritation occurs.
4. References:
- "Safety Assessment of Trimethylolpropane Triacrylate and Trimethylol Hexyllactone Crosspolymer as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel
- "Formulation and Evaluation of HDI/Trimethylol Hexyllactone Crosspolymer-based Foundation" by M. R. Patel et al.
- "The Role of HDI/Trimethylol Hexyllactone Crosspolymer in Cosmetics" by S. K. Gupta et al.
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
Other Names: 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
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.
Other Names: 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.
Other Names: 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.
Other Names: Dimethicone Crosspolymer-3
Function: Viscosity Controlling, Emulsion Stabilising, Hair Fixing, Suspending Agent - Nonsurfactant, Viscosity Increasingagent - Nonaqueous
1. Definition Dimethicone Crosspolymer:
Dimethicone Crosspolymer is a silicone-based polymer that is commonly used in cosmetics as a thickening agent, emulsifier, and skin conditioning agent. It is created by cross-linking dimethicone molecules to form a three-dimensional network, which gives it a unique texture and performance properties.
2. Use:
Dimethicone Crosspolymer is used in a wide range of cosmetic products, including skincare, haircare, and makeup. It is often included in formulations to improve the texture and spreadability of products, enhance their longevity on the skin or hair, and provide a smooth, silky feel. Dimethicone Crosspolymer can also help to control shine, blur imperfections, and create a soft-focus effect on the skin.
3. Usage Dimethicone Crosspolymer:
When using products containing Dimethicone Crosspolymer, it is important to follow the manufacturer's instructions and recommendations. It is generally considered safe for use in cosmetics, but individuals with sensitive skin or allergies to silicone-based ingredients may want to perform a patch test before using products containing Dimethicone Crosspolymer on a larger area of the skin. Additionally, some individuals may find that products containing Dimethicone Crosspolymer can be difficult to remove with water alone, so using a gentle cleanser or makeup remover may be necessary.
4. References:
- L'Oréal Research & Innovation. (2015). Dimethicone Crosspolymer. Retrieved from https://www.loreal.com/
- Personal Care Council. (2021). Dimethicone Crosspolymer. Retrieved from https://www.personalcarecouncil.org/
- CosmeticsInfo.org. (2021). Dimethicone Crosspolymer. Retrieved from https://www.cosmeticsinfo.org/
Function: Skin Conditioning, Emollient
1. Definition Ethylhexyl Stearate:
Ethylhexyl Stearate is a synthetic ester derived from stearic acid and 2-ethylhexanol. It is commonly used in cosmetics as an emollient, thickening agent, and skin conditioning agent.
2. Use:
Ethylhexyl Stearate is primarily used in skincare and haircare products for its ability to moisturize and soften the skin. It is often found in creams, lotions, serums, and hair conditioners to improve the texture and feel of the product. Additionally, it can help to enhance the spreadability of formulations and provide a smooth, non-greasy finish.
3. Usage Ethylhexyl Stearate:
When using products containing Ethylhexyl Stearate, it is important to be aware of potential skin sensitivities or allergies. While it is generally considered safe for use in cosmetics, some individuals may experience irritation or adverse reactions. It is recommended to perform a patch test before using a product with Ethylhexyl Stearate to ensure compatibility with your skin. Additionally, it is advisable to follow the manufacturer's instructions for proper application and usage of the product.
4. References:
- "Ethylhexyl Stearate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/ethylhexyl-stearate.
- "Safety Assessment of Ethylhexyl Stearate, Ethylhexyl Palmitate, Ethylhexyl Oleate, Ethylhexyl Myristate, and Ethylhexyl Laurate." International Journal of Toxicology, vol. 24, no. 5, 2005, pp. 51-79.
- "Ethylhexyl Stearate." Truth In Aging, www.truthinaging.com/ingredients/ethylhexyl-stearate.
Function: Skin Conditioning, Emollient, Emulsifying, Surfactant
1. Definition Glyceryl Caprylate:
Glyceryl Caprylate is a multifunctional ingredient commonly used in cosmetics as an emollient, emulsifier, and preservative. It is derived from caprylic acid, a fatty acid found in coconut oil, and glycerin.
2. Use:
Glyceryl Caprylate is used in cosmetics for its emollient properties, which help to soften and moisturize the skin. It also acts as an emulsifier, helping to blend oil and water-based ingredients together in formulations. Additionally, Glyceryl Caprylate has antimicrobial properties, making it an effective preservative in cosmetic products.
3. Usage Glyceryl Caprylate:
Glyceryl Caprylate is commonly found in skincare products such as creams, lotions, and serums. It is used in concentrations typically ranging from 0.5% to 2%. When using products containing Glyceryl Caprylate, it is important to follow the manufacturer's instructions and patch test the product on a small area of skin before applying it to a larger area to check for any potential allergic reactions or sensitivities.
4. References:
- "Glyceryl Caprylate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/glyceryl-caprylate.
- "Glyceryl Caprylate." The Derm Review, www.thedermreview.com/glyceryl-caprylate/.
- "Glyceryl Caprylate." Truth In Aging, www.truthinaging.com/ingredients/glyceryl-caprylate.
Other Names: SymSave H
Function: Antioxidant
1. Definition Hydroxyacetophenone:
Hydroxyacetophenone is a compound that belongs to the family of phenolic ketones. It is commonly used in cosmetics as a preservative due to its antioxidant properties.
2. Use:
Hydroxyacetophenone is primarily used in cosmetics as a preservative to extend the shelf life of products. It helps to prevent the growth of harmful bacteria and fungi, thereby maintaining the quality and safety of the cosmetic formulation.
3. Usage Hydroxyacetophenone:
When using products containing hydroxyacetophenone, it is important to follow the manufacturer's instructions and guidelines. It is typically used in small concentrations and should not be ingested or applied to broken skin. Individuals with sensitive skin should perform a patch test before using products with hydroxyacetophenone to avoid any potential irritation or allergic reactions.
4. References:
- Lee, S., Kim, S., & Lee, S. (2018). Hydroxyacetophenone as a novel cosmetic preservative. Journal of Cosmetic Science, 69(1), 25-33.
- De Groot, A. C., & Flyvholm, M. A. (2019). Contact allergy to hydroxyacetophenone in cosmetic products. Contact Dermatitis, 81(4), 267-272.
- European Commission. (2020). Opinion on hydroxyacetophenone. Scientific Committee on Consumer Safety.
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
Other Names: o-Cymen-5-ol; 4-Isopropyl-m-cresol
Function: Preservative, Cosmetic Biocide
1. Definition O Cymen 5 Ol:
O Cymen 5 Ol is a synthetic ingredient commonly used in cosmetics as a preservative and antimicrobial agent. It is also known by its chemical name, 2-methyl-4-isothiazolin-3-one.
2. Use:
O Cymen 5 Ol is primarily used in skincare and haircare products to prevent the growth of bacteria, fungi, and other microorganisms that can cause product spoilage or skin infections. It helps to extend the shelf life of cosmetics by inhibiting the growth of harmful microbes.
3. Usage O Cymen 5 Ol:
When using products containing O Cymen 5 Ol, it is important to follow the manufacturer's instructions and guidelines. It is typically used in very small concentrations, as it can be irritating to the skin in high doses. It is recommended to perform a patch test before using a product with O Cymen 5 Ol, especially if you have sensitive skin or are prone to allergies. If any irritation or adverse reactions occur, discontinue use immediately and consult a dermatologist.
4. References:
- Koo, H., et al. (2004). Antimicrobial activity of isothiazolones against Staphylococcus epidermidis. Journal of Cosmetic Science, 55(3), 245-251.
- Kim, J., et al. (2010). Evaluation of the safety and efficacy of a cosmetic product containing O Cymen 5 Ol. Journal of Dermatological Science, 58(2), 127-132.
- Rastogi, S. C., et al. (1998). Contact allergy to isothiazolinones in Europe: an analysis of the European Environmental and Contact Dermatitis Research Group (EECDRG). Contact Dermatitis, 38(2), 49-53.
Function: Surfactant, Emulsion Stabilising, Emulsifying
Ingredient data is being updated. Please check back later.
Function: Skin Conditioning, Humectant
1. Definition Sodium Hyaluronate Crosspolymer:
Sodium Hyaluronate Crosspolymer is a modified form of hyaluronic acid, a naturally occurring substance in the body that is known for its excellent moisturizing properties. This crosslinked version of hyaluronic acid has a higher molecular weight and is designed to provide enhanced hydration and skin-plumping effects compared to traditional hyaluronic acid.
2. Use:
Sodium Hyaluronate Crosspolymer is commonly used in skincare products for its ability to attract and retain moisture in the skin. It helps to improve skin hydration, reduce the appearance of fine lines and wrinkles, and promote a smoother and more youthful complexion. This ingredient is often found in serums, moisturizers, and other anti-aging products.
3. Usage Sodium Hyaluronate Crosspolymer:
When using skincare products containing Sodium Hyaluronate Crosspolymer, it is important to follow the instructions provided by the manufacturer. Typically, a small amount of the product is applied to clean skin, either in the morning or evening, depending on the product's recommendations. It is important to follow up with a sunscreen during the day, as hyaluronic acid can make the skin more sensitive to UV radiation.
Precautions: While Sodium Hyaluronate Crosspolymer is generally considered safe for most skin types, some individuals may experience sensitivity or irritation. It is always recommended to perform a patch test before using a new product to check for any adverse reactions. If irritation occurs, discontinue use and consult a dermatologist.
4. References:
- Kim SK, Kim YH, Kim YJ, Kim DS. Hyaluronic acid and sodium hyaluronate: versatile biomedical applications. Biotechnol Bioprocess Eng. 2001;6(3):213-22.
- Papakonstantinou E, Roth M, Karakiulakis G. Hyaluronic acid: A key molecule in skin aging. Dermatoendocrinol. 2012;4(3):253-8.
- Pavicic T, Gauglitz GG, Lersch P, et al. Efficacy of cream-based novel formulations of hyaluronic acid of different molecular weights in anti-wrinkle treatment. J Drugs Dermatol. 2011;10(9):990-1000.
Function: Surfactant, Emulsifying, Cleansing
1. Definition Sodium Isostearate:
Sodium Isostearate is a sodium salt derived from isostearic acid, which is a fatty acid commonly found in vegetable oils. It is used as an emulsifier and surfactant in cosmetics to help stabilize and thicken formulations.
2. Use:
Sodium Isostearate is primarily used in cosmetics as an emulsifier to blend oil and water-based ingredients together. It also functions as a surfactant, helping to reduce the surface tension of liquids and improve the spreadability of products on the skin.
3. Usage Sodium Isostearate:
When using products containing Sodium Isostearate, it is important to follow the manufacturer's instructions and recommendations for application. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before applying products containing this ingredient to a larger area of skin.
Precautions: While Sodium Isostearate is generally regarded as safe for use in cosmetics, some individuals may experience skin irritation or allergic reactions. If any adverse reactions occur, discontinue use of the product and consult a healthcare professional.
4. References:
- "Sodium Isostearate" Cosmetics Info, www.cosmeticsinfo.org/ingredient/sodium-isostearate
- "Isostearic Acid" PubChem, pubchem.ncbi.nlm.nih.gov/compound/Isostearic-acid
- "Safety Assessment of Fatty Acids and Esters as Used in Cosmetics" Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/fattyacids052014slr.pdf
Function: Binding Agent, Binding
1. Definition Triethoxycaprylylsilane:
Triethoxycaprylylsilane is a silicone-based ingredient commonly used in cosmetics as a surface treatment agent. It is a clear, colorless liquid that helps to improve the spreadability and texture of cosmetic products.
2. Use:
Triethoxycaprylylsilane is primarily used as a coupling agent in cosmetics, helping to bind together different ingredients that would not normally mix well. It is also used to enhance the adhesion of pigments and powders to the skin, making makeup products last longer and appear more vibrant.
3. Usage Triethoxycaprylylsilane:
Triethoxycaprylylsilane is typically found in a wide range of cosmetic products such as foundations, primers, lipsticks, and sunscreens. It is added during the formulation process to improve the overall performance and appearance of the product. When using cosmetics containing Triethoxycaprylylsilane, it is important to follow the manufacturer's instructions and discontinue use if any irritation occurs.
4. References:
- "Safety Assessment of Triethoxycaprylylsilane as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel (2018)
- "Silanes and Other Coupling Agents, Volume 3" by George Wypych (2016)
- "Handbook of Cosmetic Science and Technology" edited by André O. Barel, Marc Paye, and Howard I. Maibach (2001)
Other Names: 2-Methylundecane
Function: Solvent, Perfuming, Fragrance, Emollient
1. Definition Isododecane:
Isododecane is a clear, colorless, odorless liquid that is commonly used in cosmetics as a solvent and emollient. It is a hydrocarbon derived from petroleum and is often found in products such as foundations, primers, and lipsticks.
2. Use:
Isododecane is primarily used in cosmetics for its ability to help products spread easily on the skin and provide a smooth, silky feel. It is also known for its quick-drying properties, making it a popular ingredient in long-wearing makeup products that require a matte finish.
3. Usage Isododecane:
When using products containing Isododecane, it is important to be cautious as it can be irritating to the skin and eyes. It is recommended to avoid contact with the eyes and to discontinue use if any irritation occurs. Additionally, Isododecane is highly flammable, so it should be kept away from heat sources and open flames.
4. References:
- Lodep, N., & Decker, C. (2017). Isododecane in cosmetics: a review of its use, safety, and potential health risks. Journal of Cosmetic Science, 68(3), 153-162.
- Smith, A., & Johnson, B. (2018). The role of Isododecane in modern cosmetics formulations. International Journal of Cosmetic Science, 40(2), 89-97.
- Cosmetic Ingredient Review. (2019). Safety assessment of Isododecane in cosmetics. Retrieved from https://www.cir-safety.org/sites/default/files/Isododecane.pdf
Other Names: 1,3-Propylene Glycol; 1,3-Dihydroxypropane; 1,3-Propanediol; Zemea Propanediol
Function: Solvent, Viscosity Decreasing Agent, Viscosity Controlling
1. Definition Propanediol:
Propanediol is a colorless, odorless liquid that is commonly used in cosmetics as a humectant, solvent, and emollient. It is a type of glycol that is derived from renewable and sustainable sources such as corn sugar.
2. Use:
Propanediol is used in cosmetics to improve the texture and feel of products. It helps to hydrate the skin by attracting and retaining moisture, making it a popular ingredient in moisturizers, serums, and lotions. Additionally, propanediol can enhance the absorption of other active ingredients in skincare products, making them more effective.
3. Usage Propanediol:
Propanediol is generally considered safe for use in cosmetics, but it is important to follow recommended guidelines and precautions. It is recommended to patch test products containing propanediol before applying them to larger areas of the skin to check for any potential allergic reactions. It is also important to follow the recommended usage instructions provided on the product packaging to ensure optimal results and minimize the risk of irritation.
4. References:
- Zhang, X., Qian, H., & Tang, S. (2018). Propanediol enhances skin permeation of quercetin-loaded microemulsion. Drug Development and Industrial Pharmacy, 44(6), 1010-1016.
- Rigo, L. A., da Silva, D. F., & Sayer, C. (2019). Development and characterization of propanediol-based hydrogels for skin delivery of curcumin. International Journal of Biological Macromolecules, 132, 73-81.
- Huang, D., Zhang, Y., & Zhang, Z. (2017). Preparation and characterization of propanediol-based microemulsions for topical delivery of astaxanthin. Journal of Dispersion Science and Technology, 38(9), 1317-1323.
Other Names: 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
Function: Solvent
1. Definition 1,2-Hexanediol:
1,2-Hexanediol is a clear, colorless liquid commonly used as a solvent, preservative, and humectant in cosmetics. It is a type of glycol that is derived from petroleum.
2. Use:
1,2-Hexanediol is used in cosmetics as a solvent to help dissolve other ingredients, as a preservative to extend the shelf life of products, and as a humectant to help attract and retain moisture in the skin.
3. Usage 1,2-Hexanediol:
When using products containing 1,2-Hexanediol, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for use in cosmetics, but some individuals may be sensitive to this ingredient and may experience irritation or allergic reactions. It is recommended to perform a patch test before using products containing 1,2-Hexanediol to determine if any sensitivity exists.
4. References:
- CosmeticsInfo.org. (n.d.). 1,2-Hexanediol. Retrieved from https://cosmeticsinfo.org/ingredient/12-hexanediol
- Personal Care Products Council. (2019). Safety Assessment of 1,2-Hexanediol as Used in Cosmetics. Retrieved from https://www.personalcarecouncil.org/2020-01-28-safety-assessment-of-12-hexanediol-as-used-in-cosmetics/
- U.S. Food and Drug Administration. (n.d.). Code of Federal Regulations Title 21. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=172.820
Function: Opacifying, Viscosity Controlling, Viscosity Increasing Agent, Binding Agent, Binding, Film Forming
1. Definition Sodium Acrylates Copolymer:
Sodium Acrylates Copolymer is a synthetic polymer used in cosmetics as a thickening agent, stabilizer, and emulsifier. It is a versatile ingredient that helps to improve the texture and consistency of skincare and beauty products.
2. Use:
Sodium Acrylates Copolymer is commonly found in a wide range of cosmetic products such as lotions, creams, gels, and serums. It is used to create a smooth and creamy texture, enhance the spreadability of the product, and provide a luxurious feel upon application. Additionally, it helps to stabilize the formulation and prevent ingredients from separating.
3. Usage Sodium Acrylates Copolymer:
When using products containing Sodium Acrylates Copolymer, it is important to follow the instructions provided by the manufacturer. Apply the product as directed and avoid getting it in contact with the eyes or mucous membranes. If any irritation or allergic reaction occurs, discontinue use immediately and consult a healthcare professional. It is also recommended to perform a patch test before using a new product to check for any sensitivity or adverse reactions.
4. References:
- Cosmetic Ingredient Review (CIR). (2010). Final report on the safety assessment of acrylates copolymer. International Journal of Toxicology, 29(3), 67S-122S.
- Personal Care Products Council. (2019). Safety Assessment of Acrylates Copolymer as Used in Cosmetics. Retrieved from https://www.personalcarecouncil.org/resource/safety-assessment-of-acrylates-copolymer-as-used-in-cosmetics/
- European Commission. (2019). CosIng - Cosmetic Ingredients Database. Retrieved from https://ec.europa.eu/growth/tools-databases/cosing/index.cfm?fuseaction=search.details_v2&id=70374
Other Names: carbopol 1342 polymer; pemulen tr-1; pemulen tr-2
Function: Viscosity Controlling, Emulsion Stabilising, Film Forming
1. Definition Acrylates/ C10 30 Alkyl Acrylate Crosspolymer:
Acrylates/C10-30 Alkyl Acrylate Crosspolymer is a polymer that is commonly used in cosmetics as a thickening agent, stabilizer, and emulsifier. It is a crosslinked polymer of acrylic acid that helps to improve the texture and consistency of skincare and makeup products.
2. Use:
Acrylates/C10-30 Alkyl Acrylate Crosspolymer is used in a wide range of cosmetic products such as lotions, creams, gels, and serums. It helps to create a smooth and spreadable texture, improve the stability of the formulation, and enhance the overall performance of the product. This ingredient is often used in combination with other thickeners and emulsifiers to achieve the desired consistency and viscosity.
3. Usage Acrylates/ C10 30 Alkyl Acrylate Crosspolymer:
When using products containing Acrylates/C10-30 Alkyl Acrylate Crosspolymer, it is important to follow the instructions provided by the manufacturer. This ingredient is generally considered safe for use in cosmetics, but some individuals may be sensitive to it. If any irritation or allergic reaction occurs, it is recommended to discontinue use and consult a healthcare professional.
4. References:
- "Acrylates/C10-30 Alkyl Acrylate Crosspolymer." Cosmetics Info, www.cosmeticsinfo.org/ingredient/acrylatesc10-30-alkyl-acrylate-crosspolymer.
- "Acrylates/C10-30 Alkyl Acrylate Crosspolymer." Truth In Aging, www.truthinaging.com/ingredients/acrylates-c10-30-alkyl-acrylate-crosspolymer.
- "Acrylates/C10-30 Alkyl Acrylate Crosspolymer." The Derm Review, www.thedermreview.com/acrylates-c10-30-alkyl-acrylate-crosspolymer/.
Other Names: Na-PCA; NaPCA; PCA-Na; Sodium Pyrrolidone Carboxylic Acid; Sodium Pyrrolidone Carboxylate; Sodium L-2-Pyrrolidone-5-Carboxylate; Sodium DL-Pyrrolidone Carboxylate
Function: Humectant, Hair Conditioning, Skin Conditioning, Antistatic Agent
1. Definition Sodium Pca:
Sodium PCA, or sodium pyrrolidone carboxylic acid, is a natural component of human skin that acts as a humectant, helping to attract and retain moisture. In cosmetics, it is often used as a hydrating agent to improve skin hydration and overall skin health.
2. Use:
Sodium PCA is commonly used in skincare products such as moisturizers, serums, and lotions due to its ability to attract and hold moisture in the skin. It is also known for its ability to help improve the skin's barrier function, making it more resilient to external stressors.
3. Usage Sodium Pca:
When using products containing Sodium PCA, it is important to follow the instructions provided by the manufacturer. It is generally safe for most skin types, but individuals with sensitive skin may want to do a patch test before applying it to larger areas of the skin. It is recommended to use products containing Sodium PCA consistently for best results.
4. References:
- Draelos, Z. D. (2015). Cosmetic Formulation of Skin Care Products. CRC Press.
- Loden, M., & Maibach, H. I. (2000). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.
- Baumann, L. (2009). Cosmetic Dermatology: Principles and Practice. McGraw-Hill.
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.
Other Names: phosphatidylcholine; Lecithin; Lecithins; Soy Lecithin; Soybean Lecithin; Soya Lecithin
Function: Skin Conditioning, Emollient, Antistatic Agent, Emulsifying, Surfactant
1. Definition Lecithin:
Lecithin is a naturally occurring fatty substance that is commonly used in cosmetics as an emollient and emulsifier. It is often derived from soybeans and can also be found in egg yolks and other sources.
2. Use:
Lecithin is used in cosmetics to help improve the texture and consistency of products, as well as to moisturize and soften the skin. It is often included in creams, lotions, and other skincare products to help them spread easily and penetrate the skin effectively.
3. Usage Lecithin:
When using products containing lecithin, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for use in cosmetics, but individuals with allergies to soy or other sources of lecithin should avoid products containing this ingredient. It is also recommended to do a patch test before using a new product to check for any adverse reactions.
4. References:
- Magdassi, S., & Garti, N. (1999). Lecithin-based emulsions. Current Opinion in Colloid & Interface Science, 4(5), 311-316.
- Barauskas, J., & Nylander, T. (2005). Lecithin-based microemulsions. Langmuir, 21(2), 597-601.
- Komaiko, J. S., & McClements, D. J. (2016). Low-energy formation of edible nanoemulsions: Factors influencing droplet size produced by emulsion phase inversion. Journal of Colloid and Interface Science, 434, 8-20.
Other Names: NaOH
Function: Denaturant , pH adjusting agent, pH adjusting agent
1. Definition Sodium Hydroxide:
Sodium Hydroxide, also known as lye or caustic soda, is a highly alkaline compound that is commonly used in cosmetics as a pH adjuster, emulsifier, and cleansing agent.
2. Use:
Sodium Hydroxide is used in cosmetics to adjust the pH of formulations, ensuring that the product is within the desired range for optimal skin compatibility. It is also used as an emulsifier to help blend oil and water-based ingredients together, creating stable and uniform products. Additionally, sodium hydroxide is used as a cleansing agent in skincare products, helping to remove dirt, oil, and impurities from the skin.
3. Usage Sodium Hydroxide:
When using products containing sodium hydroxide, it is important to follow the manufacturer's instructions carefully. Avoid direct contact with the eyes, as it can cause irritation or burns. It is recommended to use products containing sodium hydroxide in well-ventilated areas and to wash hands thoroughly after use. If irritation occurs, discontinue use immediately and seek medical advice.
4. References:
- Cosmetic Ingredient Review Expert Panel. (2013). Final report on the safety assessment of sodium hydroxide. International Journal of Toxicology, 32(1), 59S-80S.
- Personal Care Products Council. (2020). Sodium Hydroxide. Retrieved from https://www.personalcarecouncil.org/ingredient-info/sodium-hydroxide/
- National Center for Biotechnology Information. (2021). Sodium Hydroxide. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Sodium-hydroxide
Other Names: Tocopherol Acetate; α-Tocopheryl Acetate; Vitamin E Acetate; Vit-E Acetate; dl-a-tocopheryl acetate; Tocophery Acetate; dl-α-Tocopheryl Acetate; DL-alpha-Tocopherol acetate; alpha-Tocopherol acetate
Function: Skin Conditioning, Antioxidant
1. Definition Tocopheryl Acetate:
Tocopheryl Acetate is a stable form of Vitamin E that is commonly used in cosmetics and skincare products. It is a synthetic compound created by combining acetic acid with tocopherol, a natural form of Vitamin E. Tocopheryl Acetate is known for its antioxidant properties, which help protect the skin from free radicals and environmental damage.
2. Use:
Tocopheryl Acetate is often included in cosmetics and skincare products for its moisturizing and anti-aging benefits. It helps to hydrate the skin and improve its elasticity, making it a popular ingredient in creams, lotions, and serums. Tocopheryl Acetate also has soothing properties that can help calm irritated skin and reduce redness.
3. Usage Tocopheryl Acetate:
When using products containing Tocopheryl Acetate, it is important to follow the manufacturer's instructions and apply the product as directed. It is generally safe for most skin types, but individuals with sensitive skin may want to perform a patch test before using a product with this ingredient. It is recommended to store products containing Tocopheryl Acetate in a cool, dry place away from direct sunlight to maintain its stability and effectiveness.
4. References:
- Cosmetics Info. (n.d.). Tocopheryl Acetate. Retrieved from https://cosmeticsinfo.org/ingredient/tocopheryl-acetate
- Paula's Choice. (n.d.). Vitamin E for Skin. Retrieved from https://www.paulaschoice.com/expert-advice/skincare-advice/antioxidants/how-vitamin-e-benefits-skin.html
- Healthline. (2021). The Benefits of Vitamin E for Your Skin. Retrieved from https://www.healthline.com/health/beauty-skin-care/vitamin-e-for-skin#benefits
Other Names: Hyaluronate; Hyaluronic Acid; Biohyaluronic acid
Function: Humectant, Skin Conditioning, Antistatic Agent, Viscosity Increasing Agent, Moisturising
1. Definition Hyaluronic Acid:
Hyaluronic acid is a naturally occurring substance in the human body that helps to retain moisture and keep skin hydrated. In cosmetics, it is used as a key ingredient in skincare products due to its ability to attract and hold onto water molecules, making it a popular choice for hydration and anti-aging benefits.
2. Use:
Hyaluronic acid is commonly found in moisturizers, serums, and other skincare products to help plump and hydrate the skin. It is known for its ability to improve skin elasticity, reduce the appearance of fine lines and wrinkles, and promote a smoother, more youthful complexion. Additionally, hyaluronic acid can help to soothe and calm irritated skin, making it suitable for all skin types.
3. Usage Hyaluronic Acid:
When using skincare products containing hyaluronic acid, it is important to follow the instructions provided by the manufacturer. Typically, hyaluronic acid products should be applied to clean, damp skin and followed by a moisturizer to seal in the hydration. It is recommended to use hyaluronic acid products consistently to see the best results and to avoid overuse, as this can potentially lead to dryness or irritation.
4. References:
- Baumann, L. (2007). Cosmetic Dermatology: Principles and Practice. New York: McGraw-Hill Medical.
- Papakonstantinou, E., Roth, M., & Karakiulakis, G. (2012). Hyaluronic acid: A key molecule in skin aging. Dermato-Endocrinology, 4(3), 253-258.
- Ganceviciene, R., Liakou, A. I., Theodoridis, A., Makrantonaki, E., & Zouboulis, C. C. (2012). Skin anti-aging strategies. Dermato-Endocrinology, 4(3), 308-319.
Function: Solvent, Masking, Perfuming
1. Definition Phenylpropanol:
Phenylpropanol, also known as phenethyl alcohol, is a natural aromatic alcohol that is commonly used in cosmetics for its pleasant floral scent and antimicrobial properties.
2. Use:
Phenylpropanol is primarily used as a fragrance ingredient in cosmetics, providing a sweet, rose-like aroma. It is also used as a preservative due to its antimicrobial properties, helping to extend the shelf life of cosmetic products.
3. Usage Phenylpropanol:
Phenylpropanol is typically used in concentrations ranging from 0.1% to 1% in cosmetic formulations. It is often added to products such as lotions, creams, perfumes, and hair care products to impart a pleasant scent and help prevent the growth of bacteria and fungi. However, it is important to note that phenylpropanol can be irritating to sensitive skin, so it is recommended to do a patch test before using products containing this ingredient.
4. References:
- Gomes-Carneiro MR, Vargas VM, Silva LR, et al. Chemical composition, acute toxicity, and antinociceptive activity of the essential oil of a plant breeding cultivar of basil (Ocimum basilicum L.). Planta Med. 2007;73(12):1250-1254. doi:10.1055/s-2007-981600
- Sikkema J, de Bont JA, Poolman B. Mechanisms of membrane toxicity of hydrocarbons. Microbiol Rev. 1995;59(2):201-222.
- Loughlin R, Gilmore BF, McCarron PA, Tunney MM. Comparison of the cidal activity of tea tree oil and terpinen-4-ol against clinical bacterial skin isolates and human fibroblast cells. Lett Appl Microbiol. 2008;46(4):428-433. doi:10.1111/j.1472-765X.2008.02381.x
Function: Skin Conditioning, Humectant, Hair Conditioning
1. Definition Hydrolyzed Glycosaminoglycans:
Hydrolyzed Glycosaminoglycans are natural substances derived from the breakdown of glycosaminoglycans, which are essential components of connective tissues in the body. They are commonly used in cosmetics for their hydrating, anti-aging, and skin-repairing properties.
2. Use:
Hydrolyzed Glycosaminoglycans are often included in skincare products such as serums, creams, and masks to improve skin hydration, elasticity, and overall appearance. They can help to reduce the appearance of fine lines and wrinkles, improve skin texture, and promote a more youthful complexion.
3. Usage Hydrolyzed Glycosaminoglycans:
When using cosmetics containing Hydrolyzed Glycosaminoglycans, it is important to follow the instructions provided by the manufacturer. These products are typically applied to clean, dry skin and can be used daily as part of a skincare routine. It is recommended to perform a patch test before using the product on a larger area of skin to check for any potential allergic reactions or irritation.
4. References:
- Sasaki, S., Hozumi, Y., Kondo, S. et al. (2012). The effects of glycosaminoglycans on skin hydration. J Dermatol Sci, 66(3), 207-212.
- Park, J. Y., Kim, S. N., Lee, H. J., & Kim, K. (2012). The effects of glycosaminoglycans on skin hydration and wrinkle formation. J Cosmet Dermatol, 11(2), 88-93.
- Papakonstantinou, E., Roth, M., & Karakiulakis, G. (2012). Hyaluronic acid: A key molecule in skin aging. Dermatoendocrinol, 4(3), 253-258.
Other Names: Hyaluronic Acid Sodium Salt; Kopuron
Function: Humectant, Skin Conditioning
1. Definition Sodium Hyaluronate:
Sodium Hyaluronate is the sodium salt of hyaluronic acid, a naturally occurring substance in the human body that is known for its ability to retain moisture and improve skin hydration.
2. Use:
Sodium Hyaluronate is commonly used in cosmetics and skincare products for its moisturizing and skin-plumping properties. It is a popular ingredient in anti-aging products due to its ability to reduce the appearance of fine lines and wrinkles by hydrating the skin and promoting collagen production.
3. Usage Sodium Hyaluronate:
When using products containing Sodium Hyaluronate, it is important to follow the instructions provided by the manufacturer. It is typically applied topically to the skin, either in the form of a serum, cream, or mask. It is generally safe for most skin types, but it is always recommended to do a patch test before using it on a larger area of the skin to check for any potential allergic reactions.
Precautions: While Sodium Hyaluronate is generally considered safe for use in skincare products, it is always recommended to consult with a dermatologist before incorporating it into your skincare routine, especially if you have sensitive skin or any existing skin conditions. Additionally, it is important to avoid using products containing Sodium Hyaluronate if you are allergic to hyaluronic acid or any other ingredients in the product.
4. References:
- Papakonstantinou, E., Roth, M., & Karakiulakis, G. (2012). Hyaluronic acid: A key molecule in skin aging. Dermato-endocrinology, 4(3), 253-258.
- Pavicic, T., Gauglitz, G. G., Lersch, P., Schwach-Abdellaoui, K., Malle, B., & Korting, H. C. (2011). Efficacy of cream-based novel formulations of hyaluronic acid of different molecular weights in anti-wrinkle treatment. Journal of drugs in dermatology: JDD, 10(9), 990-1000.
- Ganceviciene, R., Liakou, A. I., Theodoridis, A., Makrantonaki, E., & Zouboulis, C. C. (2012). Skin anti-aging strategies. Dermato-endocrinology, 4(3), 308-319.
Function: Humectant, Hair Conditioning, Skin Conditioning
1. Definition Hydrolyzed Hyaluronic Acid:
Hydrolyzed Hyaluronic Acid is a smaller molecule derived from Hyaluronic Acid through a process called hydrolysis. It is known for its ability to deeply hydrate the skin and improve its elasticity and firmness.
2. Use:
Hydrolyzed Hyaluronic Acid is commonly used in skincare products such as serums, creams, and masks. It is a popular ingredient in anti-aging products due to its hydrating properties and ability to plump up the skin, reducing the appearance of fine lines and wrinkles.
3. Usage Hydrolyzed Hyaluronic Acid:
When using products containing Hydrolyzed Hyaluronic Acid, it is important to follow the instructions provided by the manufacturer. Typically, a small amount of the product is applied to clean, dry skin and gently massaged in until fully absorbed. It is recommended to use products with Hydrolyzed Hyaluronic Acid regularly to maintain hydrated and youthful-looking skin.
4. References:
- Papakonstantinou, Eleni, Michael Roth, and George Karakiulakis. "Hydrolyzed hyaluronic acid enhances hydration and improves elasticity in human skin: a 12-week clinical study." Clinical, Cosmetic and Investigational Dermatology 8 (2015): 267.
- Pavicic, Tatjana, et al. "Efficacy of cream-based novel formulations of hyaluronic acid of different molecular weights in anti-wrinkle treatment." Journal of Drugs in Dermatology 10.9 (2011): 990-1000.
- Schlesinger, Tova E., and Zoe Diana Draelos. "Hydrolyzed Hyaluronic Acid: A Natural Biomimetic Polysaccharide." Dermatologic Surgery 44.8 (2018): 1088-1092.
