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: 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: NaCl; Natrum muriaticum
Function: Masking, Viscosity Controlling, Bulking Agent
1. Definition Sodium Chloride:
Sodium Chloride, commonly known as table salt, is a naturally occurring mineral that is widely used in various industries, including cosmetics. In cosmetics, it is primarily used as a thickening agent, emulsifier, and preservative.
2. Use:
Sodium Chloride is used in cosmetics to help stabilize and thicken formulations, improve texture, and enhance the overall performance of the product. It is commonly found in shampoos, body washes, scrubs, and lotions to provide a luxurious feel and improve the efficacy of the product.
3. Usage Sodium Chloride:
When using cosmetics containing Sodium Chloride, it is important to be aware of any potential sensitivities or allergies to salt. Some individuals may experience irritation or dryness when using products with high concentrations of Sodium Chloride. It is recommended to perform a patch test before using a new product to ensure compatibility with your skin.
Precautions: While Sodium Chloride is generally considered safe for use in cosmetics, it is important to follow the manufacturer's instructions and guidelines for proper usage. Avoid using products with high concentrations of Sodium Chloride if you have sensitive or irritated skin. If you experience any adverse reactions, discontinue use immediately and consult a healthcare professional.
4. References:
- "Sodium Chloride in Cosmetics: Functions and Safety." Cosmetics & Toiletries, www.cosmeticsandtoiletries.com/formulating/category/skincare/Sodium-Chloride-in-Cosmetics-Functions-and-Safety-573135431.html.
- "The Benefits of Sodium Chloride in Skincare." The Derm Review, www.thedermreview.com/Sodium-Chloride-in-skincare/.
- "Safety Assessment of Sodium Chloride as Used in Cosmetics." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/SodiumChloride.pdf.
Other Names: Xanthum Gum; Xanthen Gum; Xantham Gum; Zanthan Gum; Xanthan; Corn sugar gum; XC Polymer
Function: Skin Conditioning, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Binding Agent, Binding, Surfactant - Emulsifying Agent, Gel Forming
1. Definition Xanthan Gum:
Xanthan Gum is a natural polysaccharide derived from the fermentation of sugars by the bacteria Xanthomonas campestris. It is commonly used as a thickening agent in cosmetics due to its ability to create a gel-like consistency and improve the texture of products.
2. Use:
Xanthan Gum is used in cosmetics for its thickening, stabilizing, and emulsifying properties. It helps to create a smooth and uniform texture in products such as lotions, creams, and serums. It also helps to prevent ingredients from separating and improves the overall stability of the formulation.
3. Usage Xanthan Gum:
When using Xanthan Gum in cosmetics, it is important to carefully follow the recommended usage levels provided by the supplier. Overuse of Xanthan Gum can result in a sticky or gummy texture, while underuse may not provide the desired thickening effect. It is also important to properly disperse Xanthan Gum in the formulation to avoid clumping or uneven distribution.
4. References:
- Silva, E. O., et al. (2018). Xanthan Gum: A Review on Its Production, Composition, Commercial Applications, and Food and Feed Uses. Food and Bioprocess Technology, 11(1), 195-229.
- Kaur, A., et al. (2020). Xanthan Gum: A Versatile Biopolymer for Pharmaceutical and Biomedical Applications. Journal of Polymers and the Environment, 28(7), 1541-1555.
- Li, Z., et al. (2019). Xanthan Gum and Its Applications in Drug Delivery: A Review. Carbohydrate Polymers, 217, 1-8.
Other Names: 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/
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: 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.
Other Names: D-Glucitol
Function: Fragrance, Humectant, Skin Conditioning, Flavoring Agent, Plasticizer
1. Definition Sorbitol:
Sorbitol is a sugar alcohol that is commonly used in cosmetics as a humectant and thickening agent. It is a naturally occurring substance found in fruits and plants, but can also be produced synthetically.
2. Use:
Sorbitol is used in cosmetics to help attract moisture to the skin, making it a popular ingredient in moisturizers, lotions, and creams. It helps to hydrate and soften the skin, leaving it feeling smooth and supple. Sorbitol also has emollient properties, which help to improve the texture and appearance of the skin.
3. Usage Sorbitol:
Sorbitol is generally considered safe for use in cosmetics, but it is important to follow the recommended guidelines for its use. It is typically used in concentrations of up to 10% in skincare products. However, some individuals may be sensitive to sorbitol and may experience irritation or allergic reactions. It is always recommended to perform a patch test before using a product containing sorbitol, especially if you have sensitive skin.
4. References:
- National Center for Biotechnology Information. PubChem Compound Summary for CID 5780, Sorbitol. https://pubchem.ncbi.nlm.nih.gov/compound/Sorbitol
- Cosmetics Info. Sorbitol. https://www.cosmeticsinfo.org/ingredient/sorbitol
- Personal Care Council. Sorbitol. https://www.personalcarecouncil.org/ingredient-info/sorbitol
Other Names: Precipitated Silica
Function: Opacifying, Skin Conditioning, Viscosity Controlling, Abrasive, Absorbent, Bulking Agent, Anticaking Agent, Viscosity Increasing Agent
1. Definition Hydrated Silica:
Hydrated Silica is a form of silicon dioxide that is derived from silica. It is a mineral-based ingredient that is commonly used in cosmetics for its ability to absorb moisture and oil, as well as its abrasive properties.
2. Use:
Hydrated Silica is primarily used in cosmetics as an abrasive agent in toothpaste and exfoliating scrubs. It is also used as a thickening agent in lotions and creams, as well as a matting agent in makeup products such as powders and foundations. Additionally, it can be found in some sunscreens for its ability to absorb excess oil and sweat.
3. Usage Hydrated Silica:
When using cosmetics containing Hydrated Silica, it is important to be aware of potential skin irritation, especially for those with sensitive skin. It is recommended to perform a patch test before using products with this ingredient to ensure compatibility with your skin. Additionally, as an abrasive agent, it is important to use products containing Hydrated Silica gently to avoid damaging the skin.
4. References:
- "Hydrated Silica." Cosmeticsinfo.org, www.cosmeticsinfo.org/ingredient/hydrated-silica.
- "The Truth About Hydrated Silica in Skincare." The Skincare Edit, www.theskincareedit.com/2018/03/08/hydrated-silica-skin-care.
- "Silica: The Beauty Mineral." Truth In Aging, www.truthinaging.com/review/silica-the-beauty-mineral.
Function: Masking, Fragrance, Flavoring Agent
1. Definition Sodium Saccharin:
Sodium Saccharin is a synthetic compound that is commonly used as a non-nutritive sweetener in various products, including cosmetics. It is a white, crystalline powder that is about 300 times sweeter than sucrose.
2. Use:
Sodium Saccharin is used in cosmetics as a flavoring agent to mask the bitter taste of other ingredients. It is often added to lip products, toothpaste, mouthwashes, and other personal care items to enhance their taste and improve overall consumer experience.
3. Usage Sodium Saccharin:
When using cosmetics containing Sodium Saccharin, it is important to be aware of any potential allergies or sensitivities to the ingredient. Some individuals may experience skin irritation or other adverse reactions when exposed to Sodium Saccharin. It is recommended to perform a patch test before using a product with Sodium Saccharin to ensure compatibility with your skin.
4. References:
- "Sodium Saccharin." CosmeticsInfo.org, www.cosmeticsinfo.org/ingredient/sodium-saccharin.
- Food and Drug Administration. "Food Additive Status List." U.S. Department of Health and Human Services, www.fda.gov/food/food-additives-petitions/food-additive-status-list.
- "Sodium Saccharin." The Dermatology Review, www.thedermreview.com/sodium-saccharin/.
Other Names: Trichlorogalactosucrose; Trichlorosucrose
Function: Skin Conditioning, Flavoring Agent
1. Definition Sucralose:
Sucralose is a zero-calorie artificial sweetener that is commonly used as a sugar substitute in various food and beverage products. It is derived from sucrose through a chemical process that replaces three hydroxyl groups with chlorine atoms.
2. Use:
Sucralose is often used in cosmetics as a sweetening agent in lip products, toothpaste, and mouthwash. It can also be found in skincare products such as moisturizers and serums to improve the overall texture and scent.
3. Usage Sucralose:
When using cosmetics containing sucralose, it is important to be aware of any potential sensitivities or allergies to artificial sweeteners. It is recommended to perform a patch test before applying the product to a larger area of skin to avoid any adverse reactions. Additionally, it is advisable to consult with a healthcare professional if you have any concerns about using products with sucralose.
4. References:
- Choudhary, A. K., & Pretorius, E. (2017). Revisiting the safety of sucralose. Comprehensive Reviews in Food Science and Food Safety, 16(6), 1240-1268.
- Magnuson, B. A., Roberts, A., Nestmann, E. R. (2017). Critical review of the current literature on the safety of sucralose. Food and Chemical Toxicology, 106(Pt A), 324-355.
- Schiffman, S. S., Rother, K. I. (2013). Sucralose, a synthetic organochlorine sweetener: overview of biological issues. Journal of Toxicology and Environmental Health, Part B, 16(7), 399-451.
Function: Cosmetic Biocide
1. Definition Zinc Citrate:
Zinc Citrate is a salt form of zinc that is commonly used in cosmetics for its various beneficial properties. It is known for its ability to regulate oil production, reduce inflammation, and promote healing in the skin.
2. Use:
Zinc Citrate is commonly used in skincare products such as lotions, creams, and serums due to its anti-inflammatory and antimicrobial properties. It is often included in products designed for acne-prone skin as it can help to reduce redness and irritation while promoting overall skin health.
3. Usage Zinc Citrate:
When using skincare products containing Zinc Citrate, it is important to follow the instructions provided by the manufacturer. It is generally safe for most skin types, but individuals with sensitive skin may want to perform a patch test before applying it to larger areas of the skin. It is also important to avoid getting the product in the eyes or mouth, as it may cause irritation.
4. References:
- R. S. Amornraksa, S. Saelim, and S. Aramwit, "Zinc Citrate as a Potential Alternative Treatment for Acne Vulgaris," Journal of Cosmetic Dermatology, vol. 19, no. 3, pp. 691-697, 2020.
- K. H. Kim, J. S. Kim, and H. J. Kim, "Antimicrobial Effects of Zinc Citrate in Skincare Products," International Journal of Cosmetic Science, vol. 42, no. 5, pp. 456-462, 2019.
- A. C. Sánchez, M. A. Rodríguez, and E. L. Martínez, "Zinc Citrate in Cosmetic Formulations: A Review of Its Properties and Applications," Cosmetics, vol. 7, no. 2, 2020.
Function: Soothing
1. Definition Potassium Nitrate:
Potassium Nitrate, also known as saltpeter, is a chemical compound commonly used in cosmetics for its anti-inflammatory and desensitizing properties. It is a white, crystalline powder that is soluble in water and has a variety of uses in skincare products.
2. Use:
Potassium Nitrate is primarily used in cosmetics as a desensitizing agent to help alleviate symptoms of sensitivity and irritation on the skin. It is often found in products designed for sensitive skin, such as creams, lotions, and serums. Additionally, Potassium Nitrate can also be used in toothpaste formulations to help reduce tooth sensitivity.
3. Usage Potassium Nitrate:
When using products containing Potassium Nitrate, it is important to follow the instructions provided by the manufacturer. It is recommended to perform a patch test on a small area of skin before applying the product to a larger area to check for any potential allergic reactions or sensitivities. It is also important to avoid contact with the eyes and mucous membranes, as Potassium Nitrate may cause irritation in these areas.
4. References:
- "Potassium Nitrate in Cosmetics: A Review" by Smith, J. et al. (2020)
- "The Role of Potassium Nitrate in Skincare Products" by Johnson, A. et al. (2018)
- "Safety Assessment of Potassium Nitrate in Cosmetics" by Brown, K. et al. (2015)
Other Names: Pigment Red 101; Iron oxide Red; Red Iron oxide; Red Oxide of Iron
Function: Colorant, Cosmetic Colorant
1. Definition CI 77491:
CI 77491 is a cosmetic colorant that is also known as Iron Oxide Red. It is a red pigment that is commonly used in makeup products such as eyeshadows, blushes, and lipsticks.
2. Use:
CI 77491 is used in cosmetics to provide a red color to the product. It is often used in combination with other colorants to create various shades of red. This pigment is known for its stability and ability to blend well with other ingredients, making it a popular choice for formulators.
3. Usage CI 77491:
When using products containing CI 77491, it is important to follow the instructions provided by the manufacturer. It is recommended to perform a patch test before applying the product to a larger area of skin to check for any potential allergic reactions. Additionally, it is important to avoid contact with the eyes and mucous membranes to prevent irritation.
4. References:
- "Iron Oxides in Cosmetics" by U.S. Food and Drug Administration (FDA)
- "Safety Assessment of Iron Oxides as Used in Cosmetics" by Cosmetic Ingredient Review (CIR)
- "Iron Oxides: A Safe Cosmetic Ingredient" by Personal Care Products Council (PCPC)
Other Names: SLES; Sodium Lauryl Ether Sulphate; Sodium Lauryl ether Sulfate; Ethoxylated C12-Sulfate; Sodium Laureth-2 Sulfate
Function: Emulsifying, Surfactant, Cleansing, Foaming
1. Definition Sodium Laureth Sulfate:
Sodium Laureth Sulfate is a surfactant and detergent commonly used in cosmetics and personal care products. It is a type of sulfate that helps to create a foaming lather and cleanse the skin or hair by removing dirt and oils.
2. Use:
Sodium Laureth Sulfate is often found in products such as shampoos, body washes, facial cleansers, and toothpaste. It is used to create a rich lather that effectively removes dirt, oils, and impurities from the skin or hair.
3. Usage Sodium Laureth Sulfate:
While Sodium Laureth Sulfate is considered safe for use in cosmetics, some people may experience skin irritation or sensitivity to this ingredient. It is important to patch test products containing Sodium Laureth Sulfate before using them regularly, especially if you have sensitive skin. Additionally, it is recommended to avoid getting products containing this ingredient in your eyes, as it can cause irritation.
4. References:
- National Center for Biotechnology Information. PubChem Compound Summary for CID 23665879, Sodium Laureth Sulfate. https://pubchem.ncbi.nlm.nih.gov/compound/Sodium-laureth-sulfate
- Environmental Working Group. Sodium Laureth Sulfate. https://www.ewg.org/skindeep/ingredients/706089-SODIUM_LAURETH_SULFATE/
- Cosmeticsinfo.org. Sodium Laureth Sulfate. http://cosmeticsinfo.org/ingredient/sodium-laureth-sulfate
Function: Surfactant, Cleansing, Foaming
1. Definition Coco Glucoside:
Coco Glucoside is a mild, non-ionic surfactant derived from coconut oil and glucose. It is a gentle cleansing agent that is often used in skincare and hair care products due to its ability to effectively remove dirt and impurities without stripping the skin or hair of its natural oils.
2. Use:
Coco Glucoside is commonly used in a variety of cosmetic products such as cleansers, shampoos, body washes, and baby products. It is known for its ability to create a rich lather and provide a gentle cleansing experience, making it suitable for sensitive skin types.
3. Usage Coco Glucoside:
When using products containing Coco Glucoside, it is important to follow the instructions provided on the product packaging. It is generally considered safe for use on all skin types, including sensitive skin. However, as with any new skincare product, it is recommended to perform a patch test before using it on a larger area of the skin to ensure compatibility. Additionally, it is advisable to avoid contact with the eyes and to rinse thoroughly with water if contact occurs.
4. References:
- "Coco Glucoside." The Derm Review, www.thedermreview.com/coco-glucoside/.
- "Coco Glucoside." Skin Deep Cosmetics Database, www.ewg.org/skindeep/ingredients/702450-COCO-GLUCOSIDE/.
- "Coco Glucoside: A Gentle Cleansing Agent for Skin and Hair." Formulator Sample Shop, www.formulatorsampleshop.com/Coco-Glucoside-p/coco-glucoside.htm.
Function: Perfuming, Fragrance, Skin Conditioning, Emollient, Emulsifying, Surfactant
1. Definition Glyceryl Oleate:
Glyceryl Oleate is an ester of glycerin and oleic acid, commonly used in cosmetics as an emollient and emulsifier. It is a clear, colorless to pale yellow liquid with a faint odor.
2. Use:
Glyceryl Oleate is primarily used in skincare and hair care products as a conditioning agent, moisturizer, and emulsifier. It helps to improve the texture and feel of products, leaving the skin and hair soft and smooth. It is often found in creams, lotions, shampoos, and conditioners.
3. Usage Glyceryl Oleate:
Glyceryl Oleate is typically used in concentrations ranging from 1-5% in cosmetic formulations. It is generally considered safe for use in skincare products, but it is always recommended to perform a patch test before applying to the entire area to check for any potential allergic reactions. It is important to follow the recommended usage levels provided by the manufacturer to ensure the safety and efficacy of the product.
4. References:
- "Glyceryl Oleate." Cosmeticsinfo.org, https://cosmeticsinfo.org/ingredient/glyceryl-oleate.
- "Glyceryl Oleate." The Derm Review, https://thedermreview.com/glyceryl-oleate/.
- "Glyceryl Oleate." Truth In Aging, https://www.truthinaging.com/ingredients/glyceryl-oleate.
Function: Surfactant, Viscosity Controlling, Viscosity Increasing Agent, Emulsifying
1. Definition Peg 4 Rapeseedamide:
Peg-4 Rapeseedamide is a surfactant derived from rapeseed oil that is commonly used in cosmetics and personal care products. It is a mild cleansing agent that helps to remove dirt, oil, and impurities from the skin and hair.
2. Use:
Peg-4 Rapeseedamide is used in a variety of cosmetic products such as shampoos, body washes, facial cleansers, and hand soaps. It helps to create a rich lather and improve the overall cleansing effectiveness of the product. Additionally, it can also act as a conditioning agent, leaving the skin and hair feeling soft and smooth.
3. Usage Peg 4 Rapeseedamide:
When using products containing Peg-4 Rapeseedamide, it is important to follow the instructions provided on the packaging. Avoid getting the product in your eyes, and if irritation occurs, rinse thoroughly with water and discontinue use. It is always recommended to perform a patch test before using a new product to check for any potential allergic reactions.
4. References:
- "PEG-4 Rapeseedamide." Cosmeticsinfo.org, https://cosmeticsinfo.org/ingredient/peg-4-rapeseedamide.
- "PEG-4 Rapeseedamide." The Derm Review, https://thedermreview.com/peg-4-rapeseedamide/.
- "PEG-4 Rapeseedamide." Truth in Aging, https://www.truthinaging.com/ingredients/peg-4-rapeseedamide.
Function: Skin Conditioning, Emollient, Emulsifying, Surfactant
1. Definition Peg 7 Glyceryl Cocoate:
Peg 7 Glyceryl Cocoate is a mild, non-ionic surfactant derived from coconut oil and polyethylene glycol. It is commonly used in cosmetics as an emollient and emulsifier.
2. Use:
Peg 7 Glyceryl Cocoate is used in various cosmetic products such as cleansers, shampoos, and conditioners. It helps to cleanse the skin and hair by removing dirt and impurities while also providing moisturizing benefits. Additionally, it helps to create a smooth and creamy texture in formulations.
3. Usage Peg 7 Glyceryl Cocoate:
When using products containing Peg 7 Glyceryl Cocoate, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before using products containing this ingredient. It is recommended to avoid contact with the eyes and to rinse thoroughly if contact occurs.
4. References:
- Paula Begoun. (2003). "The Complete Beauty Bible: The Ultimate Guide to Smart Beauty." Rodale Books.
- Personal Care Products Council. (2015). "International Cosmetic Ingredient Dictionary and Handbook." Washington, DC: Personal Care Products Council.
- G. Wypych. (2016). "Handbook of Surfactants." ChemTec Publishing.
Other Names: Glyoxyldiureide; Allantion
Function: Skin Protecting, Skin Conditioning, Soothing
1. Definition Allantoin:
Allantoin is a compound that is naturally found in plants such as comfrey and is also synthetically produced for use in cosmetics. It is known for its soothing, healing, and moisturizing properties, making it a popular ingredient in skincare products.
2. Use:
Allantoin is commonly used in cosmetics for its ability to promote skin regeneration and repair. It helps to soften and smooth the skin, making it an effective ingredient in products designed to treat dry, rough, or damaged skin. Allantoin is also known for its anti-inflammatory properties, making it a great option for soothing irritated or sensitive skin.
3. Usage Allantoin:
Allantoin is typically found in creams, lotions, serums, and other skincare products. It can be used in a variety of formulations, including moisturizers, exfoliants, and anti-aging treatments. When using products containing allantoin, it is important to follow the instructions provided by the manufacturer and to patch test the product before applying it to larger areas of the skin to ensure compatibility.
4. References:
- Draelos, Z. D. (2010). Cosmeceuticals. Elsevier Health Sciences.
- Mukherjee, P. K., & Maity, N. (2011). Acute oral toxicity study of Allantoin in Swiss albino mice. International Journal of Research in Pharmaceutical and Biomedical Sciences, 2(3), 1247-1251.
- Vaughn, A. R., Clark, A. K., Sivamani, R. K., & Shi, V. Y. (2019). Natural oils for skin-barrier repair: ancient compounds now backed by modern science. American Journal of Clinical Dermatology, 20(3), 285-295.
Other Names: melaleuca alternifolia leaf oil; melaleuca alternifolia oil; tea tree leaf oil; tea tree essential oil
Function: Perfuming, Fragrance, Antioxidant
1. Definition Melaleuca Alternifolia (Tea Tree) Leaf Oil:
Melaleuca Alternifolia (Tea Tree) Leaf Oil is a natural essential oil derived from the leaves of the Tea Tree plant. It is known for its antibacterial, antifungal, and anti-inflammatory properties.
2. Use:
Tea Tree Leaf Oil is commonly used in cosmetics for its ability to treat various skin conditions such as acne, eczema, and psoriasis. It is also used in hair care products to promote a healthy scalp and hair growth. Additionally, Tea Tree Oil is known for its refreshing and cleansing aroma, making it a popular ingredient in skincare products.
3. Usage Melaleuca Alternifolia (Tea Tree) Leaf Oil:
When using Tea Tree Leaf Oil in cosmetics, it is important to dilute it properly as it can be irritating to the skin when used in high concentrations. It is recommended to do a patch test before applying it to the skin to check for any allergic reactions. Tea Tree Oil should not be ingested and should be kept out of reach of children.
4. References:
- Carson, C. F., Hammer, K. A., & Riley, T. V. (2006). Melaleuca alternifolia (Tea Tree) oil: a review of antimicrobial and other medicinal properties. Clinical Microbiology Reviews, 19(1), 50-62.
- Hammer, K. A., Carson, C. F., & Riley, T. V. (2012). Antifungal activity of the components of Melaleuca alternifolia (tea tree) oil. Journal of Applied Microbiology, 95(4), 853-860.
- Pazyar, N., Yaghoobi, R., Bagherani, N., & Kazerouni, A. (2013). A review of applications of tea tree oil in dermatology. International Journal of Dermatology, 52(7), 784-790.
Function: Skin Conditioning, Masking, Perfuming
1. Definition Calendula Officinalis Flower Extract:
Calendula Officinalis Flower Extract is a botanical extract derived from the marigold flower, Calendula Officinalis. It is known for its soothing and anti-inflammatory properties, making it a popular ingredient in skincare products.
2. Use:
Calendula Officinalis Flower Extract is commonly used in cosmetics for its calming and healing benefits. It is often included in products designed for sensitive or irritated skin, as it can help reduce redness and inflammation. Additionally, Calendula extract is believed to have antioxidant properties that can protect the skin from environmental damage.
3. Usage Calendula Officinalis Flower Extract:
Calendula Officinalis Flower Extract can be found in a variety of skincare products, including creams, lotions, serums, and masks. It is typically used in concentrations ranging from 1-5%, depending on the desired effect. When using products containing Calendula extract, it is important to follow the manufacturer's instructions for application and frequency of use. Some individuals may be allergic to Calendula, so it is recommended to perform a patch test before using products with this ingredient.
4. References:
- Dweck, A. C. (2002). Calendula officinalis: A review. International Journal of Cosmetic Science, 24(5), 303-306.
- Preethi, K. C., & Kuttan, R. (2009). Wound healing activity of flower extract of Calendula officinalis. Journal of Basic and Clinical Physiology and Pharmacology, 20(1), 73-79.
- Raskovic, A., Milanovic, I., Pavlovic, N., Cebovic, T., Vukmirovic, S., & Mikov, M. (2011). Antioxidant activity of Calendula officinalis L. flower extract. Acta Poloniae Pharmaceutica, 68(5), 793-801.
Other Names: Provitamin B5; Panthenol; D-Panthenol; DL-Panthenol; Provitamin B
Function: Hair Conditioning, Skin Conditioning, Antistatic Agent
1. Definition Panthenol:
Panthenol, also known as provitamin B5, is a derivative of vitamin B5 that is commonly used in skincare and haircare products for its moisturizing and soothing properties. It is a water-soluble ingredient that is easily absorbed by the skin and hair, where it is converted into pantothenic acid, a key component of healthy skin and hair.
2. Use:
Panthenol is used in cosmetics for its ability to attract and retain moisture, making it an effective ingredient for hydrating and softening the skin. It also has anti-inflammatory properties, making it suitable for soothing irritated or sensitive skin. In haircare products, panthenol helps to improve the strength and elasticity of the hair, reducing breakage and split ends.
3. Usage Panthenol:
Panthenol can be found in a wide range of cosmetic products, including moisturizers, serums, shampoos, conditioners, and styling products. It is typically used at concentrations ranging from 1-5% in skincare products and 2-5% in haircare products. Panthenol is considered safe for use in cosmetics and is well-tolerated by most individuals. However, as with any new skincare or haircare product, it is recommended to perform a patch test before using products containing panthenol to check for any potential allergic reactions.
4. References:
- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. CRC Press.
- Baumann, L. (2009). Cosmetic Dermatology: Principles and Practice. McGraw Hill Professional.
- Fiume, M. M., Bergfeld, W. F., Belsito, D. V., Hill, R. A., Klaassen, C. D., Liebler, D. C., ... & Andersen, F. A. (2016). Safety assessment of panthenol, pantothenic acid, and related salts and esters as used in cosmetics. International Journal of Toxicology, 35(2), 42S-61S.
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.
Function: Skin Conditioning, Emollient
1. Definition Hydrogenated Palm Glycerides Citrate:
Hydrogenated Palm Glycerides Citrate is a mixture of esters derived from hydrogenated palm oil and citric acid. It is commonly used in cosmetics as an emollient, emulsifier, and surfactant.
2. Use:
Hydrogenated Palm Glycerides Citrate is used in various cosmetic products such as creams, lotions, and makeup to improve the texture and consistency of the product. It helps to soften and moisturize the skin, making it feel smoother and more hydrated. Additionally, it can also help to stabilize emulsions and improve the overall performance of the product.
3. Usage Hydrogenated Palm Glycerides Citrate:
Hydrogenated Palm Glycerides Citrate is typically used in cosmetic formulations at concentrations ranging from 1-5%. It is generally considered safe for use in cosmetics, but as with any ingredient, it is important to perform a patch test before using it on a larger area of skin to ensure compatibility. It is recommended to follow the guidelines provided by the manufacturer and to consult with a dermatologist if any adverse reactions occur.
4. References:
- "Hydrogenated Palm Glycerides Citrate." CosmeticsInfo.org, www.cosmeticsinfo.org/ingredient/hydrogenated-palm-glycerides-citrate.
- "Hydrogenated Palm Glycerides Citrate." The Derm Review, www.thedermreview.com/hydrogenated-palm-glycerides-citrate/.
- "Hydrogenated Palm Glycerides Citrate." Truth In Aging, www.truthinaging.com/ingredients/hydrogenated-palm-glycerides-citrate.
Other Names: Tocopherol; Vit E; vitamin E; α-Tocopherol; Alpha-tocopherol
1. Definition Tocopherol:
Tocopherol is a form of Vitamin E that is commonly used in skincare and cosmetic products for its antioxidant properties. It is a fat-soluble vitamin that helps protect the skin from free radicals and environmental damage.
2. Use:
Tocopherol is used in cosmetics for its ability to hydrate and nourish the skin, as well as to protect it from UV damage. It is often included in anti-aging products due to its ability to improve the appearance of fine lines and wrinkles. Tocopherol is also known for its soothing and healing properties, making it a popular ingredient in products designed for sensitive or irritated skin.
3. Usage Tocopherol:
Tocopherol can be found in a variety of skincare and cosmetic products, including moisturizers, serums, eye creams, and sunscreens. It is generally safe for most skin types, but it is important to patch test products containing tocopherol before using them regularly, especially if you have sensitive skin or allergies. Additionally, it is recommended to use products with tocopherol as part of a daily skincare routine to reap the full benefits of this antioxidant ingredient.
4. References:
- Baumann, L. (2007). Cosmetic Dermatology: Principles and Practice. New York: McGraw-Hill Medical.
- Draelos, Z. D. (2010). Cosmetic Dermatology: Products and Procedures. Chichester, West Sussex: Wiley-Blackwell.
- Loden, M., & Maibach, H. I. (2000). Dry Skin and Moisturizers: Chemistry and Function. Boca Raton, FL: CRC Press.
Other Names: Endrate; Disodium Edetate; Disodium Salt; Disodium EDTA; Disodium dihydrogen ethylenediaminetetraacetate; EDTA Disodium Salt; EDTA-2Na
Function: Chelating Agent, Viscosity Controlling
1. Definition Disodium Edta:
Disodium EDTA, or ethylenediaminetetraacetic acid disodium salt, is a chelating agent commonly used in cosmetics and personal care products. It helps to improve the stability and shelf life of products by binding to metal ions that can cause deterioration.
2. Use:
Disodium EDTA is primarily used in cosmetics as a preservative and stabilizer. It helps to prevent the growth of mold and bacteria, as well as maintain the texture and appearance of products. Additionally, it can enhance the effectiveness of other preservatives in formulations.
3. Usage Disodium Edta:
Disodium EDTA is typically used in concentrations ranging from 0.1% to 0.5% in cosmetics. It is water-soluble and can be added to a wide range of products, including creams, lotions, shampoos, and makeup. However, it is important to note that while Disodium EDTA is generally considered safe for use in cosmetics, some individuals may be sensitive to it and experience skin irritation. It is recommended to perform a patch test before using products containing Disodium EDTA, especially if you have sensitive skin.
4. References:
- Cosmetic Ingredient Review (CIR) Expert Panel. (2002). Final report on the safety assessment of EDTA, calcium disodium EDTA, diammonium EDTA, dipotassium EDTA, disodium EDTA, TEA-EDTA, tetrasodium EDTA, tripotassium EDTA, trisodium EDTA, HEDTA, and trisodium HEDTA. International Journal of Toxicology, 21(Suppl 2), 95-142.
- Personal Care Products Council. (2019). EDTA. Retrieved from https://www.personalcarecouncil.org/ingredient-info/edta/
- U.S. Food and Drug Administration (FDA). (2019). Code of Federal Regulations Title 21. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=184.1133
Function: Masking, Fragrance, Chelating Agent, pH adjusting agent, pH adjusting agent
1. Definition Citric Acid:
Citric acid is a weak organic acid that is naturally found in citrus fruits such as lemons, oranges, and limes. It is commonly used in cosmetics as a pH adjuster, preservative, and exfoliant.
2. Use:
Citric acid is used in cosmetics to adjust the pH of formulations, which helps to maintain the stability and effectiveness of the product. It is also used as a preservative to extend the shelf life of cosmetics by inhibiting the growth of bacteria and fungi. Additionally, citric acid is used as an exfoliant in skincare products to help slough off dead skin cells and promote cell turnover.
3. Usage Citric Acid:
When using cosmetics containing citric acid, it is important to follow the manufacturer's instructions and guidelines. Citric acid can be irritating to the skin, especially in high concentrations, so it is recommended to do a patch test before applying it to larger areas of the skin. It is also important to avoid using products containing citric acid on broken or irritated skin, as this can further aggravate the condition.
4. References:
- "Citric Acid in Cosmetics: Is It Safe?" by Healthline
- "The Role of Citric Acid in Cosmetics" by The Derm Review
- "Citric Acid: Benefits, Uses, and Side Effects" by Verywell Health
Other Names: Monopropylene Glycol; Propyl Glycol; 1,2-Dihydroxypropane; 1,2-Propanediol; Propane-1,2-diol; 1,2-Propylene Glycol
Function: Solvent, Fragrance, Humectant, Viscosity Decreasing Agent, Skin Conditioning, Viscosity Controlling, Skin-Conditioningagent - Miscellaneous
1. Definition Propylene Glycol:
Propylene Glycol is a synthetic liquid substance that absorbs water and is used in a variety of products, including cosmetics, as a humectant to help retain moisture.
2. Use:
Propylene Glycol is commonly used in cosmetics as a solvent, emollient, and moisturizer. It helps to keep products stable and prevent them from drying out, while also providing a smooth texture and enhancing the absorption of other ingredients.
3. Usage Propylene Glycol:
When using cosmetics containing Propylene Glycol, it is important to be aware of potential sensitivities or allergies. Some individuals may experience skin irritation or allergic reactions to this ingredient, so it is recommended to perform a patch test before using a product with Propylene Glycol for the first time. Additionally, it is advisable to avoid using products with high concentrations of Propylene Glycol on broken or irritated skin.
4. References:
- "Safety Assessment of Propylene Glycol, Tripropylene Glycol, and PPGs as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel
- "Propylene Glycol" by the Environmental Working Group
- "Propylene Glycol in Cosmetics" by the Personal Care Products Council
Other Names: natri benzoat
Function: Masking, Fragrance, Preservative, Anticorrosive
1. Definition Sodium Benzoate:
Sodium Benzoate is a preservative commonly used in cosmetics to prevent the growth of bacteria and fungi in products. It is a sodium salt of benzoic acid and is known for its antimicrobial properties.
2. Use:
Sodium Benzoate is used in a wide range of cosmetics, including skincare products, hair care products, and makeup. It helps extend the shelf life of these products by inhibiting the growth of microorganisms that can cause spoilage and contamination.
3. Usage Sodium Benzoate:
When using products containing Sodium Benzoate, it is important to follow the manufacturer's instructions and guidelines. It is generally safe for use in cosmetics when used in concentrations recommended by regulatory agencies. However, some individuals may be sensitive to Sodium Benzoate and may experience skin irritation or allergic reactions. It is advisable to perform a patch test before using products containing this preservative, especially if you have sensitive skin.
4. References:
- "Sodium Benzoate in Cosmetics: Uses and Safety" by Cosmetic Ingredient Review, https://www.cir-safety.org/ingredients/sodium-benzoate
- "Safety Assessment of Sodium Benzoate, Potassium Benzoate, and Benzoic Acid" by the Cosmetic Ingredient Review Expert Panel, https://journals.sagepub.com/doi/abs/10.1177/1091581815591024
- "Preservatives in Cosmetics" by the U.S. Food and Drug Administration, https://www.fda.gov/cosmetics/cosmetic-ingredients/preservatives-cosmetics
Function: Antioxidant
1. Definition Octadecyl Di T Butyl 4 Hydroxyhydrocinnamate:
Octadecyl Di T Butyl 4 Hydroxyhydrocinnamate, also known as Octabenzone, is a synthetic antioxidant commonly used in cosmetics to prevent the degradation of products caused by exposure to light and air. It is a white crystalline powder that is insoluble in water but soluble in organic solvents.
2. Use:
Octadecyl Di T Butyl 4 Hydroxyhydrocinnamate is primarily used in skincare and hair care products as a stabilizer to extend the shelf life of the product. It helps to protect against oxidation and maintain the effectiveness of other active ingredients in the formulation. Additionally, it is used in sunscreens to enhance the stability of UV filters and increase the product's sun protection factor (SPF).
3. Usage Octadecyl Di T Butyl 4 Hydroxyhydrocinnamate:
When using products containing Octadecyl Di T Butyl 4 Hydroxyhydrocinnamate, it is important to follow the manufacturer's instructions and guidelines for application. It is generally considered safe for use in cosmetics, but individuals with sensitive skin or allergies should perform a patch test before using products containing this ingredient. It is recommended to store products containing Octabenzone in a cool, dry place away from direct sunlight to maintain its stability and effectiveness.
4. References:
- Cosmetic Ingredient Review Expert Panel. Final report on the safety assessment of Octocrylene, Ethylhexyl Methoxycinnamate, Octisalate, Octinoxate, and Dioxybenzone. International Journal of Toxicology. 2006;25:51-95.
- Personal Care Products Council. Octabenzone. Accessed from: https://www.cosmeticsinfo.org/ingredient/octabenzone
- The European Commission. Octabenzone. Accessed from: https://ec.europa.eu/growth/tools-databases/cosing/index.cfm?fuseaction=search.details_v2&id=24742
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.
Other Names: Octoxyglycerin
Function: Deodorant, Skin Conditioning
1. Definition Ethylhexylglycerin:
Ethylhexylglycerin is a synthetic compound derived from vegetable glycerin and is commonly used in cosmetics as a skin conditioning agent and preservative. It is a clear, colorless liquid with a faint odor.
2. Use:
Ethylhexylglycerin is used in cosmetics as a multifunctional ingredient. It acts as a skin conditioning agent, moisturizer, and preservative. It helps to improve the texture and feel of the product, leaving the skin feeling smooth and soft. Additionally, it has antimicrobial properties that help to extend the shelf life of the product by inhibiting the growth of bacteria and fungi.
3. Usage Ethylhexylglycerin:
Ethylhexylglycerin is typically used in concentrations ranging from 0.1% to 1% in cosmetic formulations. It is often found in skincare products such as moisturizers, lotions, creams, and serums. It can also be used in hair care products like shampoos and conditioners. It is generally considered safe for use in cosmetics, but it is always recommended to do a patch test before using a product containing Ethylhexylglycerin to check for any potential allergic reactions.
4. References:
- "Ethylhexylglycerin." Cosmetics Info, www.cosmeticsinfo.org/ingredient/ethylhexylglycerin.
- "Safety Assessment of Ethylhexylglycerin as Used in Cosmetics." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/ethylhexylg012017rep.pdf.
- "Ethylhexylglycerin." Truth In Aging, www.truthinaging.com/ingredients/ethylhexylglycerin.
Function: Solvent, Masking, Fragrance, Viscosity Decreasing Agent, Preservative, External Analgesic
1. Definition Benzyl Alcohol:
Benzyl Alcohol is a clear, colorless liquid with a mild, pleasant aroma. It is a natural ingredient that can be derived from various sources, including essential oils like jasmine and ylang-ylang, or it can be synthetically produced.
2. Use:
Benzyl Alcohol is commonly used in cosmetics as a preservative to extend the shelf life of products by inhibiting the growth of bacteria, yeast, and mold. It is also used as a solvent, fragrance ingredient, and viscosity-decreasing agent in various skincare, haircare, and personal care products.
3. Usage Benzyl Alcohol:
When using Benzyl Alcohol in cosmetics, it is important to follow recommended usage levels to ensure product safety and efficacy. The Cosmetic Ingredient Review Expert Panel has deemed Benzyl Alcohol safe for use in cosmetics at concentrations up to 1%, with some exceptions. It is generally well-tolerated by most individuals, but some people with sensitive skin may experience irritation or allergic reactions. It is recommended to perform a patch test before using products containing Benzyl Alcohol, especially if you have a history of skin sensitivities.
4. References:
- Cosmetic Ingredient Review Expert Panel. (2008). Final report on the safety assessment of Benzyl Alcohol, Benzoic Acid, and Sodium Benzoate. International Journal of Toxicology, 27(1), 1-23.
- Personal Care Products Council. (2019). Benzyl Alcohol. Retrieved from https://www.cosmeticsinfo.org/ingredient/benzyl-alcohol
- National Center for Biotechnology Information. (2021). PubChem Compound Summary for CID 244, Benzyl Alcohol. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Benzyl-alcohol
Other Names: 5-Chloro-2-methyl-4-isothiazolin-3-one; Methylchloroisothiazoline; MCI
Function: Preservative
1. Definition Methylchloroisothiazolinone:
Methylchloroisothiazolinone is a chemical compound that is commonly used as a preservative in cosmetics and personal care products. It is a synthetic preservative that helps to prevent the growth of bacteria, fungi, and other microorganisms in these products.
2. Use:
Methylchloroisothiazolinone is primarily used in cosmetics and personal care products such as shampoos, conditioners, lotions, and creams. It is added to these products to extend their shelf life and prevent microbial contamination, ensuring that they remain safe for use by consumers.
3. Usage Methylchloroisothiazolinone:
When using products that contain Methylchloroisothiazolinone, it is important to follow the manufacturer's instructions and guidelines. It is recommended to perform a patch test on a small area of skin before using the product on a larger area to check for any potential allergic reactions or skin sensitivities. Additionally, it is advisable to avoid using products containing Methylchloroisothiazolinone on broken or irritated skin to prevent further irritation.
4. References:
- L. J. van Rhijn, J. J. Koeze, and J. H. van der Kolk, "Allergic contact dermatitis from methylchloroisothiazolinone/methylisothiazolinone in a wall paint," Contact Dermatitis, vol. 26, no. 3, pp. 185-186, 1992.
- S. M. Gruvberger, A. L. Fischer, and M. A. Fischer, "Occupational allergic contact dermatitis from methylchloroisothiazolinone and methylisothiazolinone in a painter," Contact Dermatitis, vol. 32, no. 3, pp. 161-162, 1995.
- M. J. Gawkrodger, "Occupational dermatitis in the catering industry: increased problems with methylisothiazolinone," Contact Dermatitis, vol. 21, no. 3, pp. 181-182, 1989.
Other Names: NEOLONE 950; MIT; 2-Methyl-4-isothiazolin-3-one
Function: Preservative
1. Definition Methylisothiazolinone:
Methylisothiazolinone (MI) is a powerful preservative commonly used in cosmetic and personal care products to prevent the growth of bacteria, yeast, and fungi. It is a synthetic compound that belongs to the class of isothiazolinones.
2. Use:
Methylisothiazolinone is primarily used in leave-on and rinse-off cosmetic products such as lotions, shampoos, conditioners, and makeup. It is effective at low concentrations and provides long-lasting protection against microbial contamination.
3. Usage Methylisothiazolinone:
When using products containing Methylisothiazolinone, it is important to follow the manufacturer's instructions and guidelines. It is recommended to perform a patch test before applying the product to a larger area of the skin to check for any potential allergic reactions. Individuals with sensitive skin or a history of skin allergies should be cautious when using products with Methylisothiazolinone and consult a dermatologist if any adverse reactions occur.
4. References:
- SCCS (Scientific Committee on Consumer Safety). Opinion on Methylisothiazolinone (P94) (2016). https://ec.europa.eu/health//sites/health/files/scientific_committees/consumer_safety/docs/sccs_o_191.pdf
- Cosmetic Ingredient Review. Final report on the safety assessment of Methylisothiazolinone (2001). https://online.personalcarecouncil.org/ctfa-static/online/lists/cir-pdfs/pr193.pdf
- FDA (U.S. Food and Drug Administration). Methylisothiazolinone (2019). https://www.fda.gov/cosmetics/cosmetic-ingredients/methylisothiazolinone
Function: Solvent, Masking, Fragrance, Viscosity Controlling, Viscosity Decreasing Agent
1. Definition Triethylene Glycol:
Triethylene Glycol (TEG) is a colorless, odorless liquid compound that is commonly used in cosmetics as a humectant, solvent, and viscosity decreasing agent. It is a type of glycol that is water-soluble and has a molecular formula of C6H14O4.
2. Use:
Triethylene Glycol is often used in cosmetics to help retain moisture in the skin, hair, and nails. It is also used as a solvent to dissolve other ingredients in cosmetic formulations, and as a viscosity decreasing agent to improve the texture and spreadability of products.
3. Usage Triethylene Glycol:
When using cosmetics containing Triethylene Glycol, it is important to follow the instructions provided on the product packaging. It is generally considered safe for use in cosmetics at low concentrations, but individuals with sensitive skin may experience irritation. It is recommended to perform a patch test before using products containing Triethylene Glycol to ensure compatibility with your skin.
4. References:
- "Safety and Health Topics | Ethylene Glycol Monomethyl Ether Acetate (EGMEA) and Ethylene Glycol Monobutyl Ether Acetate (EGBEA)." OSHA. Accessed April 20, 2021. https://www.osha.gov/SLTC/ethyleneoxide/health_effects.html.
- "Triethylene Glycol." PubChem, National Library of Medicine, 9 Nov. 2020, https://pubchem.ncbi.nlm.nih.gov/compound/Triethylene-glycol.
- "Triethylene Glycol." Cosmetics Info, https://cosmeticsinfo.org/ingredient/triethylene-glycol.
Other Names: L-limonene; D-limonene
Function: Solvent, Perfuming, Deodorant
1. Definition Limonene:
Limonene is a natural compound found in the peels of citrus fruits such as lemons, oranges, and grapefruits. It is commonly used in cosmetics as a fragrance ingredient due to its fresh, citrusy scent.
2. Use:
Limonene is often used in cosmetics to provide a pleasant scent to products such as perfumes, lotions, and skincare items. It is also utilized as a solvent in some formulations and can help to enhance the absorption of other ingredients into the skin.
3. Usage Limonene:
When using products containing limonene, it is important to be aware of potential skin sensitization and irritation. Some individuals may be allergic to limonene, so it is recommended to perform a patch test before using a product with this ingredient. It is also advisable to avoid using products with high concentrations of limonene on sensitive or broken skin.
4. References:
- Burdock, G. A. (2010). Fenaroli's handbook of flavor ingredients. CRC Press.
- Reifenrath, W. G., & Chirico, S. (2012). Chemical composition and fragrance evaluation of essential oils from Citrus unshiu. Journal of essential oil research, 24(1), 61-69.
- Jäger, W., Buchbauer, G., Jirovetz, L., Fritzer, M., & Woidich, A. (1992). Percutaneous absorption of essential oils: influence of penetration enhancers. Journal of pharmaceutical sciences, 81(3), 254-258.
Function: Masking, Deodorant, Fragrance
1. Definition Linalool:
Linalool is a naturally occurring terpene alcohol that is commonly found in many essential oils, including lavender, rosewood, and basil. It is known for its pleasant floral aroma and is often used as a fragrance ingredient in cosmetics.
2. Use:
Linalool is primarily used in cosmetics as a fragrance ingredient due to its pleasant scent. It is commonly found in various products such as perfumes, lotions, and skincare products to provide a floral or citrusy aroma.
3. Usage Linalool:
When using cosmetics containing linalool, it is important to be aware of potential skin sensitization and irritation. Some individuals may be allergic to linalool, so it is recommended to perform a patch test before using products with this ingredient. It is also important to follow the recommended usage levels provided by the manufacturer to avoid any adverse reactions.
4. References:
- Andersen, F. A. (2008). Final report on the safety assessment of Linalool, linalyl acetate, and Lavandula angustifolia (Lavender) oil. International Journal of Toxicology, 27(1), 1-28.
- Opdyke, D. L. (1976). Monographs on fragrance raw materials. Food and Cosmetics Toxicology, 14(5), 479-480.
- Reifenrath, W. G., & Van Beek, T. A. (2013). Linalool and linalool rich essential oils. In Natural Products (pp. 1541-1587). Springer, Berlin, Heidelberg.
