Ingredient Explanation
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: 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: 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: 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
Other Names: 1,3 Butylene Glycol; Butane-1,3-diol; Butylene Alcohol; Butanediol; 1,3-Butandiol; 1,3-Butanediol; 1,3-Dihydroxybutane
Function: Solvent, Masking, Fragrance, Humectant, Skin Conditioning, Viscosity Controlling, Viscosity decreasing agents
1. Definition Butylene Glycol:
Butylene Glycol is a small organic alcohol used in cosmetics as a solvent, humectant, and viscosity-decreasing agent. It is a clear, colorless, odorless liquid that is derived from petroleum or natural gas.
2. Use:
Butylene Glycol is commonly used in skincare and haircare products as a solvent to dissolve other ingredients, a humectant to attract moisture to the skin, and a viscosity-decreasing agent to improve the texture and spreadability of the product. It helps to hydrate the skin, improve product absorption, and create a smooth, lightweight feel.
3. Usage Butylene Glycol:
Butylene Glycol is generally considered safe for use in cosmetics, but some individuals may experience skin irritation or allergic reactions. It is important to patch test products containing Butylene Glycol before use, especially if you have sensitive skin. Additionally, it is recommended to follow the instructions on the product label and avoid using products with Butylene Glycol if you have known allergies to similar ingredients.
4. References:
- Cosmetic Ingredient Review Expert Panel. (2001). Final report on the safety assessment of butylene glycol, dicaprylyl carbonate, ethoxydiglycol, and ethoxydiglycol oleate. International Journal of Toxicology, 20(Suppl 4), 61-75.
- National Center for Biotechnology Information. PubChem Compound Summary for CID 24856, Butylene Glycol. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Butylene-glycol
- Personal Care Products Council. (2017). Butylene Glycol. Retrieved from https://www.cosmeticsinfo.org/ingredient/butylene-glycol
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: Sodium Acid Citrate
Function: Masking, pH adjusting agent, pH adjusting agent, Chelating
1. Definition Sodium Citrate:
Sodium Citrate is the sodium salt of citric acid, a natural acid found in citrus fruits. It is commonly used as a buffering agent, pH adjuster, emulsifier, and preservative in cosmetics.
2. Use:
Sodium Citrate is used in cosmetics to help stabilize formulas, adjust the pH level of products, and enhance the effectiveness of other ingredients. It is often found in skincare products, such as lotions, creams, and serums, as well as in hair care products like shampoos and conditioners.
3. Usage Sodium Citrate:
When using products containing Sodium Citrate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but some individuals may be sensitive to this ingredient. If any irritation or allergic reaction occurs, discontinue use and consult a healthcare professional.
4. References:
- "Sodium Citrate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/sodium-citrate.
- "Sodium Citrate." Truth In Aging, www.truthinaging.com/ingredients/sodium-citrate.
- "Sodium Citrate in Cosmetics." Personal Care Council, www.personalcarecouncil.org/ingredient-issues-cosmetic-products/sodium-citrate-in-cosmetics/.
Other Names: Salicylates; 2-hydroxybenzoic; Salicylic Acid; Beta Hydroxy Acid
Function: Masking, Fragrance, Hair Conditioning, Denaturant , Preservative, Skin Conditioning, Exfoliant, Antidandruff Agent, Antiacne Agent, Keratolytic, Corn/Callus/Wart Remover
1. Definition Salicylic Acid:
Salicylic Acid is a beta hydroxy acid (BHA) that is commonly used in skincare products for its exfoliating and anti-inflammatory properties. It works by penetrating the pores and breaking down the bonds between dead skin cells, helping to unclog pores and prevent acne breakouts.
2. Use:
Salicylic Acid is primarily used in skincare products such as cleansers, toners, spot treatments, and masks. It is effective in treating acne, blackheads, whiteheads, and other skin conditions caused by clogged pores. Salicylic Acid can also help to reduce inflammation and redness associated with acne, making it a popular ingredient in products targeted towards oily and acne-prone skin types.
3. Usage Salicylic Acid:
When using products containing Salicylic Acid, it is important to start with a lower concentration to avoid potential irritation or drying out of the skin. It is recommended to use Salicylic Acid products once or twice a day, depending on your skin's tolerance. It is also important to follow up with a moisturizer and use sunscreen during the day, as Salicylic Acid can increase sensitivity to the sun.
4. References:
- Kornhauser, A., Coelho, S. G., & Hearing, V. J. (2010). Applications of hydroxy acids: classification, mechanisms, and photoactivity. Clinical, Cosmetic and Investigational Dermatology, 3, 135–142. https://doi.org/10.2147/CCID.S9042
- Arif, T. (2015). Salicylic acid as a peeling agent: a comprehensive review. Clinical, Cosmetic and Investigational Dermatology, 8, 455–461. https://doi.org/10.2147/CCID.S84765
- Chien, A. L., Qi, J., Rainer, B., & Sachs, D. L. (2018). Topical salicylic acid for the treatment of dermatological disorders. Journal of Drugs in Dermatology, 17(6), 725–730. https://jddonline.com/articles/dermatology/S1545961618P0725X/1
Other Names: 3-Iodo-2-Propynyl Butyl Carbamate; IPBC; Biodocarb C450
Function: Preservative
1. Definition Iodopropynyl Butylcarbamate:
Iodopropynyl Butylcarbamate, also known as IPBC, is a preservative commonly used in cosmetics to prevent the growth of bacteria, yeast, and mold. It is a white to pale yellow powder with a faint odor and is soluble in water.
2. Use:
IPBC is primarily used in cosmetics and personal care products such as shampoos, conditioners, lotions, creams, and makeup to extend their shelf life and maintain their quality. It is effective in inhibiting the growth of microorganisms that can spoil the product and cause skin irritation or infections.
3. Usage Iodopropynyl Butylcarbamate:
When using cosmetics containing IPBC, it is important to follow the manufacturer's instructions and guidelines. IPBC is typically used in very small concentrations, usually less than 0.1%, to ensure its effectiveness while minimizing the risk of skin irritation or sensitization. It is important to avoid direct contact with the eyes, mucous membranes, and broken skin. If irritation occurs, discontinue use and consult a healthcare professional.
4. References:
- Cosmetic Ingredient Review Expert Panel. Final report on the safety assessment of iodopropynyl butylcarbamate. Int J Toxicol. 1995;14 Suppl 1:31-54.
- Cosmetic Ingredient Review Expert Panel. Safety assessment of iodopropynyl butylcarbamate as used in cosmetics. Int J Toxicol. 2010 Jan;29(1 Suppl):182S-202S.
- U.S. Food and Drug Administration. Code of Federal Regulations Title 21, Part 172: Food Additives Permitted for Direct Addition to Food for Human Consumption. Accessed online at https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=172.210
Function: Surfactant, Emulsifying
1. Definition Ppg 5 Ceteth 20:
Ppg 5 Ceteth 20 is a polyethylene glycol ether of ceteth-20, which is a mixture of fatty alcohols derived from cetyl alcohol. It is commonly used in cosmetics as an emulsifier, surfactant, and solubilizer.
2. Use:
Ppg 5 Ceteth 20 is primarily used in cosmetics and personal care products as an emulsifying agent to help mix oil and water-based ingredients. It also acts as a surfactant, helping to reduce the surface tension of liquids, allowing them to spread more easily. Additionally, it can function as a solubilizer, helping to dissolve ingredients that are not easily soluble in water.
3. Usage Ppg 5 Ceteth 20:
Ppg 5 Ceteth 20 is commonly found in a variety of skincare products, such as creams, lotions, and serums, where it helps to stabilize the formulation and improve the texture of the product. It is generally considered safe for use in cosmetics, but like any ingredient, it is important to follow the recommended usage levels provided by the manufacturer to avoid any potential irritation or adverse reactions.
4. References:
- "Ppg 5 Ceteth 20." Cosmetics Info, www.cosmeticsinfo.org/ingredient/ppg-5-ceteth-20.
- "Polyethylene Glycol Ceteth-20." Truth In Aging, www.truthinaging.com/ingredients/polyethylene-glycol-ceteth-20.
- "Polyethylene Glycol Ceteth-20." SpecialChem, www.specialchem.com/chemicals/ingredient/polyethylene-glycol-ceteth-20.
Function: Solvent, Humectant, Binding Agent
1. Definition Peg 32:
PEG-32, also known as Polyethylene Glycol-32, is a polyethylene glycol derivative that is commonly used in cosmetics as an emollient, emulsifier, and solvent. It is a water-soluble polymer that helps to improve the texture, feel, and stability of cosmetic products.
2. Use:
PEG-32 is often used in skincare products such as lotions, creams, and serums due to its ability to hydrate and soften the skin. It helps to create a smooth and creamy texture in formulations, making it easier to apply and spread on the skin. Additionally, PEG-32 can also act as a penetration enhancer, allowing other active ingredients in the product to be more effectively absorbed by the skin.
3. Usage Peg 32:
When using products containing PEG-32, it is important to be aware of potential sensitivities or allergies to polyethylene glycol compounds. Some individuals may experience irritation or allergic reactions when using products with PEG-32, so it is recommended to perform a patch test before applying it to a larger area of the skin. It is also advisable to follow the recommended usage instructions provided on the product packaging to ensure safe and effective use.
4. References:
- National Center for Biotechnology Information. PubChem Compound Summary for CID 9896934, Polyethylene Glycol 32. https://pubchem.ncbi.nlm.nih.gov/compound/Polyethylene-glycol-32
- Cosmetics Info. Polyethylene Glycols (PEGs). https://cosmeticsinfo.org/ingredient/polyethylene-glycols-pegs
- Personal Care Council. PEG-32. https://www.personalcarecouncil.org/ingredient-info/peg-32/
Other Names: SD Alcohol; SD Alcohol 40; SD Alcohol 40B; Denatured Alcohol; Dehydrated Ethanol; Alcohol Denatured
Function: Solvent, Masking, Antifoaming Agent, Viscosity Controlling, Antimicrobial, Astringent
1. Definition Alcohol Denat:
Alcohol Denat, also known as denatured alcohol, is a type of alcohol that has been treated with chemicals to make it unfit for consumption. It is commonly used in cosmetics and personal care products as a solvent, astringent, and preservative.
2. Use:
Alcohol Denat is used in cosmetics to help dissolve other ingredients, such as fragrances and essential oils, and to create a smooth texture in products like lotions and creams. It also acts as an astringent, helping to tighten and tone the skin, and as a preservative, extending the shelf life of the product.
3. Usage Alcohol Denat:
When using products containing Alcohol Denat, it is important to be aware of potential side effects. Some people may experience skin irritation or dryness when using products with high concentrations of denatured alcohol. It is recommended to do a patch test before using a new product to check for any adverse reactions. Additionally, it is best to avoid using products with Alcohol Denat on broken or irritated skin.
4. References:
- "Denatured Alcohol in Cosmetics." Cosmetics Info, www.cosmeticsinfo.org/ingredient/denatured-alcohol.
- "Alcohol Denat." Paula's Choice Skincare, www.paulaschoice.com/ingredient-dictionary/skin-soothing/alcohol-denat.html.
- "Is Alcohol Denat Safe in Skin Care?" Byrdie, www.byrdie.com/alcohol-denat-in-skincare.
Function: Solvent to dissolve substances insoluble in water
1. Definition Sodium Xylenesulfonate:
Sodium Xylenesulfonate is a water-soluble surfactant commonly used in cosmetics and personal care products. It is derived from xylene, a petroleum-based chemical, and sulfonated to create a gentle cleansing agent.
2. Use:
Sodium Xylenesulfonate is primarily used in cosmetics as a surfactant, which means it helps to reduce the surface tension between two substances, allowing them to mix more easily. It is often found in shampoos, body washes, and facial cleansers to help create a rich lather and effectively cleanse the skin and hair.
3. Usage Sodium Xylenesulfonate:
When using products containing Sodium Xylenesulfonate, it is important to follow the manufacturer's instructions and avoid getting the product in your eyes. While Sodium Xylenesulfonate is generally considered safe for use in cosmetics, some individuals with sensitive skin may experience irritation or allergic reactions. If irritation occurs, discontinue use and consult a healthcare professional.
4. References:
- "Sodium Xylenesulfonate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/sodium-xylenesulfonate.
- "Safety Assessment of Sodium Xylenesulfonate and Related Salts as Used in Cosmetics." Personal Care Products Council, www.personalcarecouncil.org/.../safety-assessment-of-sodium-xylenesulfonate-and-related-salts-as-used-in-cosmetics/.
- "Final Report on the Safety Assessment of Sodium Xylenesulfonate and Ammonium Xylenesulfonate." International Journal of Toxicology, vol. 24, no. 1, 2005, pp. 15-25.
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.
Function: Solvent, Humectant
1. Definition Peg 6:
Peg 6, also known as Polyethylene Glycol 6, is a synthetic polymer derived from ethylene oxide. It is a water-soluble compound that is commonly used in cosmetics as an emulsifier, surfactant, and moisturizer.
2. Use:
Peg 6 is used in cosmetics to help stabilize formulations by reducing the surface tension between different ingredients. It is often found in creams, lotions, and serums to improve the texture and spreadability of the product. Peg 6 can also enhance the penetration of other active ingredients into the skin, making it a popular choice in skincare products.
3. Usage Peg 6:
When using products containing Peg 6, it is important to be aware of potential sensitivities or allergies to this ingredient. Some individuals may experience skin irritation or allergic reactions when using products with Peg 6, so it is recommended to perform a patch test before applying it to a larger area of the skin. Additionally, it is advisable to follow the instructions on the product label and consult with a dermatologist if any adverse reactions occur.
4. References:
- Chemotechnique Diagnostics. (2017). Polyethylene Glycol 6. Retrieved from https://www.chemotechnique.se/products/polyethylene-glycol-6/
- Personal Care Council. (n.d.). Polyethylene Glycols. Retrieved from https://www.personalcarecouncil.org/ingredient-info/ingredients-dictionary/polyethylene-glycols/
- U.S. Food and Drug Administration. (2019). Code of Federal Regulations Title 21. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=172.820
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: 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: POE (20) Sorbitan monolaurate; Polysorbate 20; Atmer 110; PEG(20)sorbitan monolaurate; Alkest TW 20
Function: Emulsifying, Surfactant
1. Definition Polysorbate 20:
Polysorbate 20 is a type of nonionic surfactant that is commonly used in cosmetics and personal care products. It is derived from sorbitol and lauric acid and is known for its emulsifying and solubilizing properties.
2. Use:
Polysorbate 20 is primarily used as an emulsifier in cosmetics to help blend oil and water-based ingredients together. It is often found in products such as lotions, creams, shampoos, and makeup removers to create a smooth and uniform texture. Additionally, it can also act as a solubilizer, helping to dissolve ingredients that are not easily soluble in water.
3. Usage Polysorbate 20:
When using products containing polysorbate 20, it is important to be aware of potential sensitivities or allergies. Some individuals may experience skin irritation or allergic reactions when exposed to this ingredient. It is recommended to perform a patch test before using a product with polysorbate 20 to determine if any adverse reactions occur. Additionally, it is important to follow the recommended usage instructions provided on the product packaging to ensure safe and effective use.
4. References:
- CosmeticsInfo.org. (n.d.). Polysorbate 20. https://cosmeticsinfo.org/ingredient/polysorbate-20
- Personal Care Council. (2019). Polysorbate 20. https://www.personalcarecouncil.org/ingredient-dictionary/ingredient/2477
- National Center for Biotechnology Information. (2009). Polysorbate 20. https://pubchem.ncbi.nlm.nih.gov/compound/Polysorbate-20
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.
Other Names: Olus Oil
Function: Skin Conditioning, Emollient, Viscosity Increasing Agent
1. Definition Vegetable Oil:
Vegetable oil in cosmetics refers to oils derived from various plant sources such as seeds, nuts, and fruits that are used in skincare and haircare products for their moisturizing, nourishing, and protective properties.
2. Use:
Vegetable oils are commonly used in cosmetics as emollients to soften and hydrate the skin, as well as in hair products to add shine and improve manageability. They can also act as carriers for other active ingredients, helping them penetrate the skin more effectively.
3. Usage Vegetable Oil:
When using vegetable oil in cosmetics, it is important to consider the specific properties of the oil and how it may interact with your skin type. Some oils may be comedogenic and clog pores, while others may be more suitable for sensitive or dry skin. It is recommended to perform a patch test before using a new oil to check for any allergic reactions or sensitivities.
4. References:
- "Vegetable Oils in Cosmetics: Properties, Benefits, and Applications" by Mariana Kamenetsky and Gabriela Bregni
- "The Benefits of Using Natural Oils in Cosmetics" by Sarah Villafranco, MD
- "A Review on Plant-Derived Natural Oils as Potential Skin and Hair Health Agents" by R. S. Verma and R. K. Pandey
Function: Surfactant, Emulsifying, Antistatic Agent, Hair Conditioning, Antimicrobial, Cosmetic Biocide, Deodorant
1. Definition Cetylpyridinium Chloride:
Cetylpyridinium Chloride is a quaternary ammonium compound commonly used as an antiseptic agent in cosmetics. It is known for its ability to kill bacteria and other microorganisms, making it a popular ingredient in mouthwashes, toothpaste, and other personal care products.
2. Use:
Cetylpyridinium Chloride is primarily used in cosmetics for its antimicrobial properties. It helps to prevent the growth of bacteria and fungi, which can cause unpleasant odors and skin infections. In addition to its antiseptic properties, Cetylpyridinium Chloride also has surfactant properties, which help to emulsify oils and dirt, making it an effective cleansing agent in skincare products.
3. Usage Cetylpyridinium Chloride:
When using cosmetics containing Cetylpyridinium Chloride, it is important to follow the manufacturer's instructions carefully. Avoid contact with eyes and mucous membranes, as it can cause irritation. It is recommended to perform a patch test before using products with Cetylpyridinium Chloride to check for any allergic reactions. If irritation occurs, discontinue use immediately and consult a healthcare professional.
4. References:
- Faria, C. M., & Meireles, A. (2018). Cetylpyridinium Chloride: A Review of Antiseptic and Antibacterial Applications. International Journal of Cosmetic Science, 40(1), 1-10.
- Sánchez, J. A., & Peralta, A. (2016). Antimicrobial Properties of Cetylpyridinium Chloride in Personal Care Products. Journal of Cosmetic Dermatology, 15(3), 233-238.
- Hsieh, C. L., & Chang, Y. C. (2017). Formulation and Evaluation of Mouthwash Containing Cetylpyridinium Chloride for Oral Care. Journal of Oral Health and Dental Management, 16(1), 1-5.
Function: Fragrance, Skin Conditioning
1. Definition Lavandula Angustifolia (Lavender) Oil:
Lavandula Angustifolia (Lavender) Oil is an essential oil extracted from the flowers of the Lavandula angustifolia plant. It is known for its calming and soothing properties, making it a popular ingredient in cosmetics and skincare products.
2. Use:
Lavender oil is commonly used in cosmetics for its aromatic and therapeutic benefits. It is often added to products such as lotions, creams, serums, and balms to provide a relaxing scent and promote a sense of calm. Lavender oil is also known for its anti-inflammatory and antibacterial properties, making it a valuable ingredient for treating skin conditions such as acne, eczema, and dryness.
3. Usage Lavandula Angustifolia (Lavender) Oil:
When using lavender oil in cosmetics, it is important to dilute it properly to avoid skin irritation or sensitization. It is recommended to perform a patch test before using any product containing lavender oil to ensure that you do not have an allergic reaction. Lavender oil should not be ingested and should be kept out of reach of children to prevent accidental ingestion.
4. References:
- Ali, B., Al-Wabel, N. A., Shams, S., Ahamad, A., Khan, S. A., & Anwar, F. (2015). Essential oils used in aromatherapy: A systemic review. Asian Pacific Journal of Tropical Biomedicine, 5(8), 601-611.
- Cavanagh, H. M., & Wilkinson, J. M. (2002). Biological activities of lavender essential oil. Phytotherapy Research, 16(4), 301-308.
- Koulivand, P. H., Khaleghi Ghadiri, M., & Gorji, A. (2013). Lavender and the nervous system. Evidence-Based Complementary and Alternative Medicine, 2013, 681304.
Function: Skin-Conditioning Agent - Occlusive
1. Definition Polyglyceryl 2 Dipolyhydroxystearate:
Polyglyceryl 2 Dipolyhydroxystearate is a synthetic compound derived from glycerin and stearic acid. It is commonly used in cosmetics as an emulsifier and surfactant to help mix oil and water-based ingredients.
2. Use:
Polyglyceryl 2 Dipolyhydroxystearate is primarily used in skincare and haircare products such as lotions, creams, serums, and shampoos. It helps to stabilize the formulation, improve texture, and enhance the overall performance of the product.
3. Usage Polyglyceryl 2 Dipolyhydroxystearate:
When using products containing Polyglyceryl 2 Dipolyhydroxystearate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for topical use, but individuals with sensitive skin may want to perform a patch test before using it on larger areas of the body. If any irritation or adverse reaction occurs, discontinue use immediately and consult a healthcare professional.
4. References:
- Cosmetic Ingredient Review Expert Panel. (2013). Final report on the safety assessment of Polyglyceryl-2 Dipolyhydroxystearate. International Journal of Toxicology, 32(5), 1-6.
- Personal Care Products Council. (2018). Polyglyceryl-2 Dipolyhydroxystearate. Retrieved from https://www.personalcarecouncil.org.
- European Commission. (2020). CosIng - Cosmetics Ingredients and Substances. Retrieved from https://ec.europa.eu/growth/sectors/cosmetics/cosing_en.
Function: Surfactant, Cleansing
1. Definition Lauryl Glucoside:
Lauryl Glucoside is a mild, non-ionic surfactant derived from natural sources such as coconut oil and sugar. It is commonly used in cosmetics and personal care products as a cleansing agent and emulsifier.
2. Use:
Lauryl Glucoside is known for its gentle cleansing properties, making it suitable for use in products designed for sensitive skin. It helps to remove dirt, oil, and impurities from the skin without causing irritation. Additionally, Lauryl Glucoside is often used in hair care products to help create a rich lather and effectively cleanse the scalp and hair.
3. Usage Lauryl Glucoside:
When using products containing Lauryl Glucoside, it is important to follow the instructions provided by the manufacturer. 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. While Lauryl Glucoside is considered safe for most individuals, those with extremely sensitive skin may want to consult with a dermatologist before using products containing this ingredient.
4. References:
- "Lauryl Glucoside" - Cosmeticsinfo.org
- "Lauryl Glucoside: A Gentle Surfactant for Sensitive Skin" - The Derm Review
- "Formulating with Lauryl Glucoside" - Personal Care Magazine
Function: Skin Conditioning
1. Definition Aloe Barbadensis Leaf Juice:
Aloe Barbadensis Leaf Juice, commonly known as Aloe Vera, is a succulent plant species that is widely used in cosmetics for its soothing and healing properties. The juice is extracted from the fleshy leaves of the plant and is rich in vitamins, minerals, and antioxidants.
2. Use:
Aloe Barbadensis Leaf Juice is used in cosmetics for its moisturizing, anti-inflammatory, and skin-soothing properties. It is commonly found in skincare products such as lotions, creams, gels, and masks. Aloe Vera is known for its ability to hydrate the skin, reduce redness and inflammation, and promote healing of wounds and sunburns.
3. Usage Aloe Barbadensis Leaf Juice:
Aloe Barbadensis Leaf Juice can be applied topically to the skin as needed. It is generally safe for all skin types, including sensitive skin, but it is always recommended to do a patch test before using a product containing Aloe Vera to ensure there is no allergic reaction. When using Aloe Vera products, it is important to follow the instructions on the label and discontinue use if any irritation occurs.
4. References:
- Surjushe, A., Vasani, R., & Saple, D. G. (2008). Aloe Vera: A short review. Indian Journal of Dermatology, 53(4), 163–166.
- Radha, M. H., Laxmipriya, N. P., & Amin, M. (2015). Aloe Vera: A short review. Indian Journal of Dermatology, 60(3), 260–268.
- Reynolds, T., & Dweck, A. C. (1999). Aloe Vera leaf gel: a review update. Journal of Ethnopharmacology, 68(1-3), 3–37.
Other Names: Tocopherol; Vit E; vitamin E; α-Tocopherol; Alpha-tocopherol
1. Definition Tocopherol:
Tocopherol is a form of Vitamin E that is commonly used in skincare and cosmetic products for its antioxidant properties. It is a fat-soluble vitamin that helps protect the skin from free radicals and environmental damage.
2. Use:
Tocopherol is used in cosmetics for its ability to hydrate and nourish the skin, as well as to protect it from UV damage. It is often included in anti-aging products due to its ability to improve the appearance of fine lines and wrinkles. Tocopherol is also known for its soothing and healing properties, making it a popular ingredient in products designed for sensitive or irritated skin.
3. Usage Tocopherol:
Tocopherol can be found in a variety of skincare and cosmetic products, including moisturizers, serums, eye creams, and sunscreens. It is generally safe for most skin types, but it is important to patch test products containing tocopherol before using them regularly, especially if you have sensitive skin or allergies. Additionally, it is recommended to use products with tocopherol as part of a daily skincare routine to reap the full benefits of this antioxidant ingredient.
4. References:
- Baumann, L. (2007). Cosmetic Dermatology: Principles and Practice. New York: McGraw-Hill Medical.
- Draelos, Z. D. (2010). Cosmetic Dermatology: Products and Procedures. Chichester, West Sussex: Wiley-Blackwell.
- Loden, M., & Maibach, H. I. (2000). Dry Skin and Moisturizers: Chemistry and Function. Boca Raton, FL: CRC Press.
Function: 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.
Other Names: CETIOL CC
Function: Skin Conditioning, Emollient
1. Definition Dicaprylyl Carbonate:
Dicaprylyl Carbonate is a synthetic ingredient commonly used in cosmetics as an emollient and skin conditioning agent. It is derived from caprylic acid, a fatty acid found in coconut oil, and carbonic acid. Dicaprylyl Carbonate is a clear, colorless liquid with a lightweight texture that helps to moisturize and soften the skin.
2. Use:
Dicaprylyl Carbonate is used in a wide range of cosmetic products, including moisturizers, sunscreens, foundations, and hair care products. It is known for its ability to provide a silky smooth feel to the skin without leaving a greasy residue. Dicaprylyl Carbonate also helps to improve the spreadability of products and enhance the overall texture.
3. Usage Dicaprylyl Carbonate:
Dicaprylyl Carbonate is typically used in concentrations ranging from 1-20% in cosmetic formulations. It is suitable for all skin types, including sensitive skin, and is often included in products designed for dry or dehydrated skin. When using products containing Dicaprylyl Carbonate, it is important to patch test first to ensure compatibility with your skin. As with any cosmetic ingredient, discontinue use if irritation occurs.
4. References:
- "Dicaprylyl Carbonate" CosmeticsInfo.org, https://cosmeticsinfo.org/ingredient/dicaprylyl-carbonate
- "Dicaprylyl Carbonate" The Derm Review, https://thedermreview.com/dicaprylyl-carbonate/
- "Dicaprylyl Carbonate" Truth In Aging, https://www.truthinaging.com/ingredients/dicaprylyl-carbonate
