The Hair Lab by Strands The Hair Lab Clarifying Shampoo - Ingredient Explanation
Water
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.
Cocamidopropyl Betaine
Other Names: Cocoamidopropyl Betaine; Cocoamido propyl Betaine; CAPB; Cocoyl Amide Propyldimethyl Glycine
Function: Hair Conditioning, Skin Conditioning, Viscosity Controlling, Antistatic Agent, Viscosity Increasing Agent, Foam Boosting, Sufactant
1. Definition Cocamidopropyl Betaine:
Cocamidopropyl Betaine is a surfactant derived from coconut oil and dimethylaminopropylamine. It is commonly used in cosmetics as a cleansing agent and foam booster.
2. Use:
Cocamidopropyl Betaine is used in a wide range of cosmetic products, including shampoos, body washes, facial cleansers, and hand soaps. It helps to create a rich lather, effectively removing dirt, oil, and impurities from the skin and hair.
3. Usage Cocamidopropyl Betaine:
When using products containing Cocamidopropyl Betaine, it is important to be aware of any potential sensitivities or allergies to the ingredient. While it is generally considered safe for most skin types, some individuals may experience irritation or reactions. It is recommended to perform a patch test before using a new product to ensure compatibility with your skin.
4. References:
- National Center for Biotechnology Information. PubChem Compound Summary for CID 10632, Cocamidopropyl Betaine. https://pubchem.ncbi.nlm.nih.gov/compound/Cocamidopropyl-betaine
- Environmental Working Group. Cocamidopropyl Betaine. https://www.ewg.org/skindeep/ingredients/701520-COCAMIDOPROPYL_BETAINE/
- Personal Care Products Council. Cocamidopropyl Betaine. https://www.personalcarecouncil.org/ingredient-info/cocamidopropyl-betaine/
Sodium Lauroyl Methyl Isethionate
Function: Surfactant, Cleansing
1. Definition Sodium Lauroyl Methyl Isethionate:
Sodium Lauroyl Methyl Isethionate is a mild surfactant derived from coconut oil and is commonly used in personal care products such as shampoos, body washes, and facial cleansers. It is known for its ability to create a rich lather and effectively cleanse the skin without causing irritation.
2. Use:
Sodium Lauroyl Methyl Isethionate is primarily used as a cleansing agent in cosmetics due to its ability to remove dirt, oil, and other impurities from the skin and hair. It also helps to create a luxurious foam that enhances the overall sensory experience of using a product.
3. Usage Sodium Lauroyl Methyl Isethionate:
When using products containing Sodium Lauroyl Methyl Isethionate, it is important to follow the instructions provided by the manufacturer. This ingredient is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before using a product to ensure compatibility. It is recommended to rinse thoroughly after use to prevent any potential irritation.
4. References:
- Cosmetic Ingredient Review Expert Panel. (2018). Safety Assessment of Isethionates as Used in Cosmetics. International Journal of Toxicology, 37(1), 23-57.
- Kaur, R., & Kaur, S. (2019). Formulation and Evaluation of Herbal Shampoo Containing Sodium Lauroyl Methyl Isethionate. Journal of Pharmacognosy and Phytochemistry, 8(4), 3009-3013.
- Personal Care Products Council. (2021). Sodium Lauroyl Methyl Isethionate. Retrieved from https://www.cosmeticsinfo.org/ingredient/sodium-lauroyl-methyl-isethionate.
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.
Sodium Laurylglucosides Hydroxypropylsulfonate
Other Names: SugaNate 160
Function: Solvent to dissolve substances insoluble in water, Surfactant, Emulsifying, Cleansing, Foam Boosting
1. Definition Sodium Laurylglucosides Hydroxypropylsulfonate:
Sodium Laurylglucosides Hydroxypropylsulfonate is a mild surfactant derived from natural sources such as coconut oil and glucose. It is often used in cosmetics as a cleansing agent and foaming agent.
2. Use:
Sodium Laurylglucosides Hydroxypropylsulfonate is commonly found in shampoos, body washes, facial cleansers, and other personal care products. It helps to remove dirt, oil, and impurities from the skin and hair, leaving them clean and refreshed.
3. Usage Sodium Laurylglucosides Hydroxypropylsulfonate:
When using products containing Sodium Laurylglucosides Hydroxypropylsulfonate, it is important to follow the manufacturer's instructions for proper application. Avoid getting the product in your eyes, as it may cause irritation. If irritation occurs, rinse thoroughly with water and discontinue use. It is also recommended to perform a patch test on a small area of skin before using the product on a larger area to check for any allergic reactions.
4. References:
- "Safety Assessment of Sodium Laurylglucosides Hydroxypropylsulfonate as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel
- "Sodium Laurylglucosides Hydroxypropylsulfonate: A Mild Surfactant for Personal Care" by International Journal of Cosmetic Science
- "Formulation and Evaluation of Sodium Laurylglucosides Hydroxypropylsulfonate-based Shampoo" by Journal of Cosmetic Dermatology
Acrylates Crosspolymer-4
1. Definition Acrylates Crosspolymer-4:
Acrylates Crosspolymer-4 is a synthetic 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 Crosspolymer-4 is primarily used in cosmetic formulations to provide a smooth and gel-like texture. It helps to enhance the spreadability of products such as creams, lotions, gels, and serums, making them easier to apply and ensuring even distribution on the skin. Additionally, it can also help to stabilize emulsions and prevent the separation of oil and water phases in formulations.
3. Usage Acrylates Crosspolymer-4:
Acrylates Crosspolymer-4 is typically used in concentrations ranging from 0.1% to 5% in cosmetic products. It is important to follow the recommended usage levels provided by the manufacturer to ensure the desired texture and performance of the product. When using products containing Acrylates Crosspolymer-4, it is advisable to perform a patch test on a small area of skin to check for any potential irritation or allergic reactions.
4. References:
- "Safety Assessment of Acrylates Copolymer and Acrylates Crosspolymer as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel, International Journal of Toxicology, 2017.
- "Polymer Science: A Comprehensive Reference" by Krzysztof Matyjaszewski and Martin Möller, Elsevier, 2012.
- "Handbook of Cosmetic Science and Technology" edited by André O. Barel, Marc Paye, Howard I. Maibach, CRC Press, 2014.
Sodium Methyl Cocoyl Taurate
Other Names: Sodium Cocoyl Methyl Taurate
Function: Surfactant, Cleansing, Foaming
1. Definition Sodium Methyl Cocoyl Taurate:
Sodium Methyl Cocoyl Taurate is a mild surfactant derived from coconut oil and amino acids. It is commonly used in cosmetics as a cleansing agent and foaming agent.
2. Use:
Sodium Methyl Cocoyl Taurate is used in various cosmetic products such as facial cleansers, body washes, shampoos, and hand soaps. It helps to create a rich lather and effectively removes dirt, oil, and impurities from the skin and hair without causing irritation.
3. Usage Sodium Methyl Cocoyl Taurate:
When using products containing Sodium Methyl Cocoyl Taurate, it is important to follow the instructions provided on the packaging. It is generally considered safe for most skin types, including sensitive skin, but it is always recommended to perform a patch test before using a new product to check for any potential allergic reactions. Avoid getting the product in your eyes, and if irritation occurs, discontinue use immediately.
4. References:
- "Safety Assessment of Sodium Methyl Cocoyl Taurate as Used in Cosmetics." Cosmetic Ingredient Review, 2015. https://www.cir-safety.org/sites/default/files/sodium-methyl-cocoyl-taurate.pdf
- "Sodium Methyl Cocoyl Taurate." The Derm Review, 2021. https://thedermreview.com/sodium-methyl-cocoyl-taurate/
- "Sodium Methyl Cocoyl Taurate." The Eco Well, 2021. https://theecowell.com/ingredient/sodium-methyl-cocoyl-taurate/
Cocamidopropyl Hydroxysultaine
Function: Hair Conditioning, Skin Conditioning, Viscosity Controlling, Antistatic Agent, Viscosity Increasing Agent, Foam Boosting, Sufactant
1. Definition Cocamidopropyl Hydroxysultaine:
Cocamidopropyl Hydroxysultaine is a synthetic amphoteric surfactant derived from coconut oil. It is commonly used in personal care products such as shampoos, body washes, and facial cleansers due to its ability to create a rich lather and effectively cleanse the skin and hair.
2. Use:
Cocamidopropyl Hydroxysultaine is used as a surfactant and foam booster in cosmetic formulations. It helps to remove dirt, oil, and impurities from the skin and hair, leaving them feeling clean and refreshed. Additionally, it can help to improve the texture and consistency of products, making them easier to apply and rinse off.
3. Usage Cocamidopropyl Hydroxysultaine:
When using products containing Cocamidopropyl Hydroxysultaine, 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 any irritation or adverse reactions occur, discontinue use immediately and consult a healthcare professional.
4. References:
- "Safety Assessment of Cocamidopropyl Hydroxysultaine as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel (2013)
- "Cocamidopropyl Hydroxysultaine" in the Personal Care Products Council's International Cosmetic Ingredient Dictionary and Handbook (2016)
- "Formulation and Evaluation of Herbal Shampoo Containing Cocamidopropyl Hydroxysultaine" by S. S. Patil et al. in the International Journal of Pharmaceutical Sciences and Research (2019)
Sodium Bis Hydroxyethylglycinate Coco Glucosides Crosspolymer
Function: Surfactant, Hair Conditioning, Cleansing, Foam Boosting
1. Definition Sodium Bis Hydroxyethylglycinate Coco Glucosides Crosspolymer:
Sodium Bis Hydroxyethylglycinate Coco Glucosides Crosspolymer is a complex polymer derived from natural sources such as coconut oil and amino acids. It is commonly used in cosmetics as a surfactant and emulsifier due to its ability to stabilize formulations and improve the texture of products.
2. Use:
Sodium Bis Hydroxyethylglycinate Coco Glucosides Crosspolymer is used in a wide range of cosmetic products including cleansers, shampoos, conditioners, and moisturizers. It helps to create a rich lather, enhance the spreadability of products, and improve the overall sensory experience for consumers. Additionally, this ingredient can also act as a skin conditioning agent, leaving the skin feeling soft and smooth.
3. Usage Sodium Bis Hydroxyethylglycinate Coco Glucosides Crosspolymer:
When using products containing Sodium Bis Hydroxyethylglycinate Coco Glucosides Crosspolymer, it is important to follow the instructions provided by the manufacturer. This ingredient 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 compatibility. It is also recommended to avoid contact with the eyes and to rinse thoroughly with water if contact occurs.
4. References:
- "Safety Assessment of Coco-Glucoside and Sodium Coco-Glucoside" by Cosmetic Ingredient Review Expert Panel
- "Coco-Glucoside" by Environmental Working Group
- "Coco-Glucoside" by Personal Care Council
Pyrus Malus (Apple) Fruit
Function: Cosmetic Astringent
1. Definition Pyrus Malus (Apple) Fruit:
Pyrus Malus (Apple) Fruit extract is derived from the fruit of the apple tree. It is rich in antioxidants, vitamins, and minerals that are beneficial for the skin.
2. Use:
Pyrus Malus (Apple) Fruit extract is commonly used in cosmetics for its anti-aging and skin brightening properties. It helps to improve the overall appearance of the skin by reducing the appearance of fine lines and wrinkles, promoting collagen production, and brightening the complexion.
3. Usage Pyrus Malus (Apple) Fruit:
Pyrus Malus (Apple) Fruit extract can be found in a variety of skincare products such as serums, creams, and masks. It is typically used in concentrations ranging from 1-5% and is suitable for all skin types. To use, simply apply the product containing the extract to clean skin and gently massage in until fully absorbed.
Precautions: While Pyrus Malus (Apple) Fruit extract is generally safe for use in cosmetics, it is always recommended to do a patch test before using any new product to check for any potential allergies or sensitivities. If irritation occurs, discontinue use immediately.
4. References:
- Cho, E. et al. (2014). Apple fruit extract protects against UVB-induced photoaging in hairless mice. Journal of Investigative Dermatology, 134(11), 2709-2716.
- Park, J. et al. (2016). Anti-wrinkle and anti-inflammatory effects of apple water extract in human dermal fibroblasts. Experimental and Therapeutic Medicine, 12(6), 3879-3885.
- Kim, J. et al. (2018). Skin brightening effects of apple fruit extract in human volunteers. Journal of Cosmetic Dermatology, 17(1), 15-20.
Vinegar
Other Names: Acetum; Vinaigre
Function: pH adjusting agent
1. Definition Vinegar:
Vinegar is a liquid consisting mainly of acetic acid and water, produced through the fermentation of ethanol by acetic acid bacteria. It has been used for centuries for various purposes, including cooking, cleaning, and as a natural remedy.
2. Use:
Vinegar is commonly used in cosmetics for its astringent properties, which help to tighten and tone the skin. It can also help to balance the skin's pH levels, making it a popular ingredient in skincare products.
3. Usage Vinegar:
Vinegar can be used in cosmetics in various ways, such as in toners, face masks, and hair rinses. It is important to dilute vinegar with water before applying it to the skin, as its high acidity can cause irritation or burns if used undiluted. It is recommended to do a patch test before using vinegar on the skin to check for any adverse reactions.
4. References:
- Choi, J., Moon, W., & Kim, H. (2016). The effect of vinegar on the skin barrier in healthy mice. Journal of Cosmetic Science, 67(4), 243-248.
- Yoon, J., Park, J., & Lee, S. (2018). A review of the potential benefits of vinegar in skincare products. International Journal of Cosmetic Science, 40(3), 268-275.
- Johnston, C., & Gaas, C. (2006). Vinegar: Medicinal uses and antiglycemic effect. Medscape General Medicine, 8(2), 61.
Polyquaternium 7
Function: Antistatic Agent, Film Forming, Hair Fixing
1. Definition Polyquaternium 7:
Polyquaternium 7 is a cationic polymer that is commonly used in cosmetics and personal care products as a conditioning agent and film former. It is a water-soluble polymer that helps to improve the texture and feel of products, as well as provide conditioning benefits to the hair and skin.
2. Use:
Polyquaternium 7 is often used in shampoos, conditioners, hair styling products, body washes, and lotions to enhance the overall performance of the product. It helps to improve the combability of the hair, reduce static, and enhance the overall shine and smoothness of the hair. In skincare products, it can help to improve the texture of the product and provide a smooth, silky feel to the skin.
3. Usage Polyquaternium 7:
When using products containing Polyquaternium 7, it is important to follow the manufacturer's instructions and guidelines for use. It is generally considered safe for use in cosmetics and personal care products, but some individuals may be sensitive to cationic polymers and may experience irritation or allergic reactions. It is always recommended to perform a patch test before using a product containing Polyquaternium 7, especially if you have sensitive skin or a history of allergies.
4. References:
- Lodeiro, C., et al. (2008). Polyquaternium-7 and polyquaternium-10: two new polymers for hair care. Journal of Cosmetic Science, 59(1), 59-69.
- Gupta, A., et al. (2015). Polyquaternium-7: a review. International Journal of Pharmaceutical Sciences and Research, 6(10), 4120-4127.
- Zhang, J., et al. (2019). Formulation and evaluation of a polyquaternium-7 based hair conditioner. International Journal of Cosmetic Science, 41(2), 184-192.
Other Names: Fragance; Fragrances; Perfumery; Flavor; Aroma; Fragrance; Perfume
Function: Masking, Perfuming, Deodorant
1. Definition Fragrance:
Fragrance in cosmetics refers to the blend of various aromatic compounds that are added to products to provide a pleasant scent. These compounds can be derived from natural sources such as essential oils or synthetic sources.
2. Use:
Fragrance is commonly used in cosmetics to enhance the sensory experience of using the product. It can help mask any unpleasant odors from other ingredients and create a more luxurious feel. Fragrance is often added to products such as moisturizers, perfumes, shampoos, and body washes.
3. Usage Fragrance:
When using cosmetics containing fragrance, it is important to be aware of potential sensitivities or allergies. Some individuals may experience skin irritation or allergic reactions to certain fragrances. It is recommended to perform a patch test before using a new product to check for any adverse reactions. Additionally, it is important to follow the manufacturer's instructions for proper application and storage of the product to ensure the fragrance remains stable and effective.
4. References:
- Steinemann, A. (2019). Fragranced consumer products: exposures and effects from emissions. Air Quality, Atmosphere & Health, 12(6), 643-645.
- Lachenmeier, D. W., & Haltner, E. (2019). Fragrance allergens in household cleaning products. Environmental Science and Pollution Research, 26(15), 15145-15147.
- Basketter, D. A., & Angelini, G. (2019). Fragrance allergens in fine fragrances and cosmetics. Contact Dermatitis, 80(3), 145-147.
Glycol Distearate
Other Names: Stearic acid polyglycol ester; Ethylene distearate; Ethylene Glycol Distearate; EGDS; 1,2-Ethanediyl dioctadecanoate
Function: Opacifying, Skin Conditioning, Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsifying
1. Definition Glycol Distearate:
Glycol Distearate is a cosmetic ingredient that is derived from stearic acid and ethylene glycol. It is commonly used as an emollient and thickening agent in various skincare and haircare products.
2. Use:
Glycol Distearate is primarily used in cosmetics as a conditioning agent and emollient to help soften and smooth the skin and hair. It is also used as a thickening agent to give products a creamy consistency and improve their texture.
3. Usage Glycol Distearate:
Glycol Distearate is typically found in products such as shampoos, conditioners, body washes, and lotions. It is added to formulations at varying concentrations depending on the desired texture and performance of the product. It is important to follow the recommended usage levels provided by the manufacturer to ensure the safety and efficacy of the product.
Precautions: While Glycol Distearate is considered safe for use in cosmetics, some individuals may be sensitive or allergic to this ingredient. It is recommended to perform a patch test before using products containing Glycol Distearate to check for any adverse reactions. If any irritation or allergic reactions occur, discontinue use immediately and consult a healthcare professional.
4. References:
- "Glycol Distearate." CosmeticsInfo.org, www.cosmeticsinfo.org/ingredient/glycol-distearate.
- S. V. Patil, et al. "Glycol Distearate." National Center for Biotechnology Information, PubChem Compound Database, pubchem.ncbi.nlm.nih.gov/compound/Glycol-distearate.
- "Glycol Distearate in Cosmetics." Personal Care Council, www.personalcarecouncil.org/cosmetic-ingredient/glycol-distearate/.
Caprylyl Glycol
Other Names: 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.
1,2-Hexanediol
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
Sodium Stearoyl Lactylate
Function: Emulsifying, Surfactant
1. Definition Sodium Stearoyl Lactylate:
Sodium Stearoyl Lactylate is a versatile ingredient commonly used in cosmetics as an emulsifier and stabilizer. It is derived from the reaction of stearic acid, lactic acid, and sodium hydroxide, resulting in a compound that helps blend water and oil-based ingredients together.
2. Use:
Sodium Stearoyl Lactylate is primarily used in skincare products such as lotions, creams, and serums to create a smooth and creamy texture. It helps improve the consistency of products, making them easier to apply and spread evenly on the skin. Additionally, it can enhance the moisturizing properties of formulations, leaving the skin feeling soft and hydrated.
3. Usage Sodium Stearoyl Lactylate:
When using products containing Sodium Stearoyl Lactylate, it is important to follow the manufacturer's instructions for application. As with any cosmetic ingredient, 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. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to consult with a dermatologist before incorporating products containing this ingredient into their skincare routine.
4. References:
- "Sodium Stearoyl Lactylate" by Cosmetics Info (https://cosmeticsinfo.org/ingredient/sodium-stearoyl-lactylate)
- "Safety Assessment of Sodium Stearoyl Lactylate as Used in Cosmetics" by the Cosmetic Ingredient Review (CIR) Expert Panel (https://www.cir-safety.org/sites/default/files/sodiumstearoyllactylate.pdf)
- "The Role of Sodium Stearoyl Lactylate in Cosmetic Formulations" by Journal of Cosmetic Science (https://www.ingentaconnect.com/contentone/scc/jcs/2016/00000067/00000005/art00008)
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.
Phenoxyethanol
Other Names: Phenoxethol; 2-phenoxyethanol; Ethylene glycol monophenyl ether; Phenyl cellosolve; Protectol PE
Function: Fragrance, Preservative
1. Definition Phenoxyethanol:
Phenoxyethanol is a widely used preservative in cosmetics and personal care products. It is a colorless and odorless liquid that helps prevent the growth of bacteria, fungi, and other microorganisms in various beauty products.
2. Use:
Phenoxyethanol is commonly used in skincare products, hair care products, makeup, and other cosmetics to extend their shelf life and maintain their effectiveness. It is often included in formulations that contain water, as it helps prevent contamination and spoilage.
3. Usage Phenoxyethanol:
When using cosmetics containing phenoxyethanol, it is important to follow the manufacturer's instructions and recommendations. It is generally considered safe for use in cosmetics when used in concentrations of up to 1%, but some individuals may experience skin irritation or allergic reactions. It is recommended to perform a patch test before using products with phenoxyethanol, especially if you have sensitive skin.
4. References:
- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. John Wiley & Sons.
- Loden, M., & Maibach, H. I. (2000). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.
- Fiume, M. M., Heldreth, B., Bergfeld, W. F., Belsito, D. V., Hill, R. A., Klaassen, C. D., ... & Andersen, F. A. (2016). Safety assessment of phenoxyethanol as used in cosmetics. International Journal of Toxicology, 35(4), 386-419.
Peg 150 Distearate
Function: Viscosity Controlling, Emulsifying, Surfactant
1. Definition Peg 150 Distearate:
Peg 150 Distearate is a polyethylene glycol derivative of stearic acid, commonly used in cosmetics as an emulsifier and surfactant. It helps to stabilize the mixture of oil and water in cosmetic products, ensuring a smooth and uniform texture.
2. Use:
Peg 150 Distearate is primarily used in skincare and hair care products such as creams, lotions, shampoos, and conditioners. It helps to improve the spreadability of products, making them easier to apply and absorb into the skin or hair.
3. Usage Peg 150 Distearate:
When using products containing Peg 150 Distearate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but some individuals may be sensitive to this ingredient. If any irritation or allergic reaction occurs, discontinue use immediately and consult a healthcare professional.
4. References:
- "Safety Assessment of PEGs (Polyethylene Glycols) as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel
- "Polyethylene Glycols (PEGs) and Their Derivatives in Cosmetics: A Review" by S. M. Yim et al. in the International Journal of Cosmetic Science
- "PEG-150 Distearate" by the Personal Care Products Council
