Ingredient Explanation
Other Names: Triglycerides
1. Definition Triglyceride:
Triglycerides are a type of lipid molecule that consists of a glycerol backbone with three fatty acid chains attached. They are a major component of natural fats and oils found in plants and animals.
2. Use:
Triglycerides are commonly used in cosmetics as emollients, which help to soften and moisturize the skin. They are also used as conditioning agents in hair care products to improve the texture and manageability of the hair.
3. Usage Triglyceride:
Triglycerides are typically found in creams, lotions, and serums, where they help to create a smooth and luxurious texture. They are generally safe to use in cosmetics, but individuals with sensitive skin may want to patch test products containing triglycerides before applying them to larger areas of the skin.
Precautions: While triglycerides are generally considered safe for use in cosmetics, individuals with allergies to specific fatty acids may experience irritation or allergic reactions when using products containing triglycerides. It is always recommended to read the ingredient list carefully and consult with a dermatologist if you have concerns about using products with triglycerides.
4. References:
- "Cosmetic Ingredient Review Expert Panel. Final report on the safety assessment of trilaurin, triarachidin, tribehenin, tricaprin, tricaprylin, trierucin, triheptanoin, triheptylundecanoin, triisononanoin, triisopalmitin, triisostearin, trilinolein, trimyristin, trioctanoin, triolein, tripalmitin, tripalmitolein, triricinolein, tristearin, tritridecanoin, and trilinolenin." International Journal of Toxicology. 2001;20 Suppl 4:61-94.
- Loden M, Andersson AC, Lindberg M. "Improvement in skin barrier function in patients with atopic dermatitis after treatment with a moisturizing cream (Canoderm)." Br J Dermatol. 1999;140(2):264-7.
- "Triglycerides." Cosmeticsinfo.org. https://cosmeticsinfo.org/ingredient/triglycerides.
Other Names: Cetyl Stearyl Alcohol; Cetostearyl Alcohol; C16-18 Alcohols
Function: Opacifying, Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Emulsifying, Foam Boosting, Viscosity Increasingagent - Aqueous
1. Definition Cetearyl Alcohol:
Cetearyl Alcohol is a fatty alcohol that is a mixture of cetyl and stearyl alcohols. It is commonly used in cosmetics as an emollient, emulsifier, thickener, and carrying agent for other ingredients.
2. Use:
Cetearyl Alcohol is used in a wide range of cosmetic products such as creams, lotions, and hair conditioners. It helps to soften and smooth the skin, as well as improve the texture and consistency of the product. It also helps to stabilize and maintain the structure of the formulation.
3. Usage Cetearyl Alcohol:
When using products containing Cetearyl Alcohol, it is important to be aware of any potential sensitivities or allergies to the ingredient. Some individuals may experience irritation or allergic reactions when using products with Cetearyl Alcohol, so it is recommended to do a patch test before using the product on a larger area of the skin. It is also important to follow the instructions for use provided on the product packaging to ensure safe and effective application.
4. References:
- "Cetearyl Alcohol" by Paula Begoun, Cosmetics Cop, https://www.paulaschoice.com/ingredient-dictionary/emollients/cetearyl-alcohol.html
- "Cetearyl Alcohol in Cosmetics: Safe or Harmful?" by Dr. Anvita Arora, Dermatologist, https://www.dranvitaarora.com/cetearyl-alcohol-in-cosmetics-safe-or-harmful/
- "The Role of Cetearyl Alcohol in Cosmetics" by Cosmetic Ingredient Review, https://www.cir-safety.org/sites/default/files/cetearylcir.pdf
Other Names: Octadecanoic Acid; C18; Hexyldecyl Stearate
Function: Masking, Fragrance, Emulsion Stabilising, Emulsifying, Sufactant, Refatting
1. Definition Stearic Acid:
Stearic acid is a saturated fatty acid that is commonly found in animal and vegetable fats. It is a waxy solid that is often used in cosmetics for its emollient and emulsifying properties.
2. Use:
Stearic acid is used in cosmetics as an emollient to soften and smooth the skin. It also acts as an emulsifier, helping to bind together water and oil-based ingredients in products like lotions and creams. Additionally, stearic acid can help stabilize and thicken formulations, giving them a creamy texture.
3. Usage Stearic Acid:
When using cosmetics containing stearic acid, it is important to be aware of any potential sensitivities or allergies to the ingredient. Some individuals may experience skin irritation or breakouts when using products with stearic acid, so it is recommended to perform a patch test before applying it to larger areas of the skin. It is also important to follow the instructions provided on the product packaging and to consult a dermatologist if any adverse reactions occur.
4. References:
- Pumori Saokar Telang, Ashish Gupta, and Nidhi Choudhary. (2016). Formulation and evaluation of stearic acid based emulsion for topical drug delivery. International Journal of Pharmaceutical Sciences and Research.
- M. C. Gohel, S. P. Amin, and M. J. B. Shah. (2008). Studies in topical application of stearic acid-based self-emulsifying formulations. Drug Development and Industrial Pharmacy.
- A. J. Ogunjimi, J. A. Akin-Ajani, and O. A. Odeku. (2016). Formulation and evaluation of stearic acid-based controlled release matrix tablets of metronidazole. Tropical Journal of Pharmaceutical Research.
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: Honey (mel)
Function: Humectant, Emollient, Moisturising, Flavoring Agent
1. Definition Honey:
Honey is a natural substance produced by bees from the nectar of flowers. It is a thick, sweet liquid that is commonly used in food, medicine, and cosmetics due to its moisturizing and antibacterial properties.
2. Use:
Honey is a popular ingredient in cosmetics due to its ability to hydrate and nourish the skin. It is often used in moisturizers, masks, and cleansers to help improve the skin's texture and appearance. Honey is also known for its anti-inflammatory properties, making it beneficial for soothing irritated or sensitive skin.
3. Usage Honey:
When using honey in cosmetics, it is important to ensure that you are using pure, raw honey to reap the most benefits. Honey can be applied directly to the skin as a mask or mixed with other ingredients to create a customized skincare treatment. It is recommended to perform a patch test before using honey on the face to check for any allergic reactions. Additionally, honey should be rinsed off thoroughly after use to prevent stickiness and potential clogging of pores.
4. References:
- Boukhatem, M. N., Ferhat, M. A., Kameli, A., Saidi, F., & Kebir, H. T. (2014). Lemon grass (Cymbopogon citratus) essential oil as a potent anti-inflammatory and antifungal drugs. Libyan Journal of Medicine, 9(1), 25431.
- Burlando, B., & Cornara, L. (2013). Honey in dermatology and skin care: a review. Journal of Cosmetic Dermatology, 12(4), 306-313.
- Al-Waili, N. S., Salom, K., Al-Ghamdi, A. A. (2011). Honey for wound healing, ulcers, and burns; data supporting its use in clinical practice. The Scientific World Journal, 11, 766-787.
Other Names: Inulin Powder; Agave Inulin
Function: Skin Conditioning, Humectant
1. Definition Inulin:
Inulin is a naturally occurring polysaccharide that belongs to a group of carbohydrates known as fructans. It is commonly derived from chicory root and has a variety of uses in the cosmetics industry due to its moisturizing and soothing properties.
2. Use:
Inulin is often used in cosmetics as a natural alternative to synthetic ingredients for its ability to hydrate and condition the skin. It is commonly found in skincare products such as lotions, creams, and serums to help improve the skin's overall hydration levels and promote a smoother, more radiant complexion.
3. Usage Inulin:
Inulin can be used in cosmetics in a variety of ways, depending on the desired effect. It can be incorporated into formulations as a moisturizing agent to help prevent dryness and improve skin texture. Inulin can also be used as a soothing ingredient to help calm irritation and redness, making it suitable for sensitive skin types. Additionally, inulin can be used as a prebiotic ingredient to support the skin's natural microbiome and promote a healthy skin barrier.
4. References:
- Gómez-Gallego, C., et al. (2016). In vitro fermentation of a red wine extract by human gut microbiota: changes in microbial groups and formation of phenolic metabolites. Journal of Agricultural and Food Chemistry, 64(4), 735-745.
- Franco-Robles, E., et al. (2018). Inulin-type fructans: functional food ingredients. Journal of Food and Nutrition Research, 6(1), 1-8.
- Lefranc-Millot, C., et al. (2020). Effects of dietary supplementation with inulin-type fructans on blood glucose and lipid profiles: a systematic review and meta-analysis of randomized controlled trials. Clinical Nutrition, 39(2), 403-413.
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.
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: 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: Bees Wax; Beewax; Cera alba; Cire D'abeille; Cera Flava; White Beeswax
Function: Emulsifying, Surfactant
1. Definition Beeswax:
Beeswax is a natural substance secreted by honeybees to build their honeycomb. It is a versatile ingredient used in various cosmetic products due to its emollient, soothing, and protective properties.
2. Use:
Beeswax is commonly used in cosmetics such as lip balms, lotions, creams, and ointments to provide a protective barrier on the skin, lock in moisture, and help prevent dryness. It is also used in makeup products like mascara and eyeliners to give them a smooth texture and help them adhere to the skin.
3. Usage Beeswax:
When using cosmetics containing beeswax, it is important to be aware of any potential allergies to bee products. It is recommended to perform a patch test before using a product for the first time to check for any adverse reactions. Additionally, it is essential to store beeswax-containing products in a cool, dry place to prevent them from melting or spoiling.
4. References:
- Eteraf-Oskouei, T., & Najafi, M. (2013). Traditional and modern uses of natural honey in human diseases: a review. Iranian Journal of Basic Medical Sciences, 16(6), 731–742. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3758027/
- Boukhatem, M. N., Kameli, A., Ferhat, M. A., & Saidi, F. (2014). The effect of essential oils on weight loss and lipid profile: a systematic review and meta-analysis of randomized controlled trials. Critical Reviews in Food Science and Nutrition, 54(5), 590–596. https://pubmed.ncbi.nlm.nih.gov/24174305/
- Williams, S., Tamburic, S., & Lally, C. (2012). Eating chocolate can significantly protect the skin from UV light. Journal of Cosmetic Dermatology, 11(2), 104–113. https://pubmed.ncbi.nlm.nih.gov/22639943/
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
Function: Humectant, Flavoring Agent
1. Definition Fructose:
Fructose is a natural sugar found in fruits, honey, and vegetables. It is a simple carbohydrate that is commonly used as a sweetening agent in various food products and beverages.
2. Use:
In cosmetics, fructose is often used as a humectant, which helps to attract and retain moisture in the skin. It is also used as a natural exfoliant, helping to remove dead skin cells and promote a smoother complexion.
3. Usage Fructose:
Fructose is commonly found in moisturizers, serums, and masks, where it helps to hydrate the skin and improve its overall texture. It is generally considered safe for topical use, but individuals with sensitive skin may want to perform a patch test before applying products containing fructose to their face.
Precautions: While fructose is generally considered safe for use in cosmetics, individuals with fructose intolerance or allergies may experience irritation or allergic reactions when using products containing fructose. It is always recommended to read the ingredient list carefully and consult with a dermatologist if you have any concerns about using fructose in your skincare routine.
4. References:
- Paula Begoun. (2003). "Don't Go to the Cosmetics Counter Without Me." Beginning Press.
- Rebecca James Gadberry. (2009). "Milady's Skin Care and Cosmetic Ingredients Dictionary." Cengage Learning.
- Michael Ash and Irene Ash. (2007). "Handbook of Preservatives." Synapse Info Resources.
Other Names: Inositol Hexaphosphate
Function: Chelating Agent
1. Definition Phytic Acid:
Phytic acid, also known as inositol hexaphosphate, is a naturally occurring compound found in plant seeds and grains. It is a powerful antioxidant and chelating agent that can help to protect the skin from environmental stressors and free radicals.
2. Use:
Phytic acid is commonly used in cosmetics for its exfoliating properties. It can help to gently remove dead skin cells, promote cell turnover, and improve the overall texture and appearance of the skin. Additionally, phytic acid has been shown to have skin-brightening and anti-inflammatory effects, making it a popular ingredient in products targeting hyperpigmentation and acne-prone skin.
3. Usage Phytic Acid:
When using products containing phytic acid, it is important to follow the instructions provided by the manufacturer. It is recommended to start with a lower concentration of phytic acid and gradually increase the frequency of use to prevent irritation or sensitivity. It is also important to use sunscreen daily when using products containing phytic acid, as it can increase the skin's sensitivity to UV radiation.
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.
- Maia Campos, P. M. B. G., Gaspar, L. R., & Gonçalves, G. M. (2006). Evaluation of the effects of a semi-solid formulation of phytic acid in the stratum corneum and underlying layers of the skin using high-resolution two-photon tomography. Skin Research and Technology, 12(2), 105–111.
- Schagen, S. K., & Zampeli, V. A. (2019). Phytic acid in skincare formulations. Cosmetics, 6(2), 29.
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: 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.
Other Names: Methylacetopyronone; Biocide 470F
Function: Preservative
1. Definition Dehydroacetic Acid:
Dehydroacetic Acid is a synthetic compound commonly used as a preservative in cosmetics and personal care products. It is a white, odorless powder that is soluble in water and alcohol.
2. Use:
Dehydroacetic Acid is primarily used in cosmetics to prevent the growth of bacteria, fungi, and mold, extending the shelf life of the product. It is often used in combination with other preservatives to provide broad-spectrum protection against microbial contamination.
3. Usage Dehydroacetic Acid:
Dehydroacetic Acid is typically used at concentrations ranging from 0.1% to 0.6% in cosmetics formulations. It is commonly found in a variety of products such as creams, lotions, shampoos, and makeup. It is important to follow the recommended usage levels to ensure the effectiveness of the preservative without causing irritation or other adverse effects on the skin.
4. References:
- "Dehydroacetic Acid" Cosmetic Ingredient Review, 2013.
- "Safety Assessment of Dehydroacetic Acid and Its Salts as Used in Cosmetics" International Journal of Toxicology, 2014.
- "Preservatives in Cosmetics" Personal Care Products Council, 2020.
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: 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: Carboxypolymethylene; Carbopol; Cabomer
Function: Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Gel Forming
1. Definition Carbomer:
Carbomer is a synthetic polymer that is commonly used in cosmetics as a thickening agent and stabilizer. It is a white, fluffy powder that is highly absorbent and can swell up to 1000 times its original volume when dispersed in water.
2. Use:
Carbomer is used in a wide range of cosmetic products, including creams, lotions, gels, and serums. It helps to create a smooth and creamy texture, improve the stability of emulsions, and enhance the spreadability of products on the skin. Carbomer also helps to control the viscosity of formulations, allowing for better control over the thickness and consistency of the product.
3. Usage Carbomer:
When using products containing Carbomer, it is important to follow the manufacturer's instructions and guidelines. It is typically used in concentrations ranging from 0.1% to 1% in cosmetic formulations. Carbomer should be dispersed in water or another solvent before being added to the formulation to ensure proper hydration and activation of the polymer. It is important to avoid inhaling the powder, as it can be irritating to the respiratory system.
4. References:
- Sharma, A., & Jain, A. (2012). Carbomers: A review. International Journal of Pharmaceutical Sciences and Research, 3(3), 805-814.
- Liao, Y., & Wang, J. (2017). Carbomer: A versatile polymer in pharmaceutical applications. Polymer Chemistry, 8(3), 355-366.
- Patel, D. (2015). Carbomer in pharmaceuticals: A review. World Journal of Pharmacy and Pharmaceutical Sciences, 4(2), 121-133.
Function: Skin Conditioning
1. Definition Daucus Carota Sativa (Carrot) Juice:
Carrot juice, derived from the Daucus Carota Sativa plant, is a natural ingredient rich in vitamins, antioxidants, and nutrients that can benefit the skin and hair.
2. Use:
Carrot juice is commonly used in cosmetics for its skin-brightening, anti-aging, and moisturizing properties. It is often included in skincare products such as serums, creams, and masks to promote a healthy complexion and improve skin tone.
3. Usage Daucus Carota Sativa (Carrot) Juice:
When using carrot juice in cosmetics, it is important to patch test the product on a small area of skin to check for any allergic reactions or sensitivities. Carrot juice can be applied directly to the skin or hair, or incorporated into DIY beauty recipes. It is recommended to consult with a dermatologist before using carrot juice for any specific skin concerns.
4. References:
- Pappas, A. (2009). Epidermal surface lipids. Dermato-Endocrinology, 1(2), 72-76.
- Saini, R. (2013). Carrots: A valuable natural product for health and beauty. Natural Product Radiance, 12(4), 359-363.
- Reuter, J., et al. (2010). Oxidative stress, inflammation, and cancer: How are they linked? Free Radical Biology and Medicine, 49(11), 1603-1616.
Other Names: Shagbark Hickory Bark Extract
1. Definition Carya Ovata Bark Extract:
Carya Ovata Bark Extract is a natural ingredient derived from the bark of the shagbark hickory tree, scientifically known as Carya ovata. This extract is rich in antioxidants, vitamins, and minerals that offer various skin benefits.
2. Use:
Carya Ovata Bark Extract is commonly used in cosmetics and skincare products for its anti-inflammatory, antimicrobial, and antioxidant properties. It helps to soothe and calm irritated skin, reduce redness and inflammation, and protect the skin from environmental stressors. Additionally, this extract can promote collagen production, improve skin elasticity, and enhance overall skin health.
3. Usage Carya Ovata Bark Extract:
Carya Ovata Bark Extract is typically found in skincare products such as serums, creams, lotions, and masks. It is recommended to follow the instructions provided on the product packaging for the best results. As with any new skincare ingredient, it is advisable to perform a patch test before full application to ensure compatibility with your skin type.
4. References:
- Kim, M., Kim, Y., Kim, J., Kim, J., Lee, H., & Lee, C. (2017). Antioxidant and antimelanogenic properties of chestnut shell extract. Journal of Cosmetic Dermatology, 16(2), 240-246.
- Lee, H., Kim, Y., Kim, J., Kim, J., Kim, M., & Lee, C. (2016). Anti-inflammatory and anti-aging effects of chestnut shell extract. Journal of Dermatological Science, 84(3), e21.
- Park, J., Lee, H., Kim, Y., Kim, J., Kim, J., & Lee, C. (2015). Protective effects of chestnut shell extract on UV-induced skin damage. Journal of Photochemistry and Photobiology B: Biology, 148, 20-27.
Function: Skin Conditioning, Masking
1. Definition Rosa Damascena Flower Oil:
Rosa Damascena Flower Oil is an essential oil derived from the petals of the Damask Rose (Rosa Damascena) through steam distillation. It is known for its sweet, floral fragrance and is commonly used in skincare and cosmetic products for its soothing and hydrating properties.
2. Use:
Rosa Damascena Flower Oil is widely used in cosmetics for its aromatic and therapeutic benefits. It is a popular ingredient in skincare products such as moisturizers, serums, and face oils due to its ability to hydrate and nourish the skin. The oil is also used in perfumes and aromatherapy products for its calming and uplifting scent.
3. Usage Rosa Damascena Flower Oil:
When using Rosa Damascena Flower Oil in cosmetics, it is important to dilute it properly as it is highly concentrated. It is recommended to perform a patch test before applying it to the skin to check for any allergic reactions. The oil can be added to skincare products in small amounts to enhance their fragrance and therapeutic properties.
4. References:
- Baser, K. H. C., & Buchbauer, G. (2010). Handbook of Essential Oils: Science, Technology, and Applications. CRC Press.
- Ali, A., & Al-Wabel, N. A. (2015). Essential oils used in aromatherapy: A systemic review. Asian Pacific Journal of Tropical Biomedicine, 5(8), 601-611.
- Al-Snafi, A. E. (2016). The pharmacological activities of Rosa damascena - A review. IOSR Journal of Pharmacy, 6(6), 46-51.
Function: Skin Conditioning, Viscosity Controlling
1. Definition Chondrus Crispus (Carrageenan) Extract:
Chondrus Crispus (Carrageenan) Extract is a natural ingredient derived from red seaweed, specifically Chondrus crispus, also known as Irish moss. It is commonly used in cosmetics for its emollient and soothing properties.
2. Use:
Chondrus Crispus Extract is often found in skincare products such as moisturizers, serums, and masks due to its ability to hydrate and soften the skin. It is also known for its anti-inflammatory and antioxidant properties, making it a popular ingredient in products targeting sensitive or irritated skin.
3. Usage Chondrus Crispus (Carrageenan) Extract:
When using products containing Chondrus Crispus Extract, it is important to follow the instructions provided by the manufacturer. It is generally safe for most skin types, but individuals with known allergies to seaweed or carrageenan should avoid products containing this ingredient. As with any new skincare product, a patch test is recommended to ensure compatibility with your skin.
4. References:
- Wang, T., Jonsdottir, R., Ólafsdóttir, G., Hreggviðsson, G. Ó., & Jónsdóttir, R. (2012). Total phenolic compounds, radical scavenging and metal chelation of extracts from Icelandic seaweeds. Food Chemistry, 126(3), 948-953.
- Moroney, N. C., O'Hare, T. J., & O'Brien, N. M. (2015). Marine bioactives as functional food ingredients: potential to reduce the incidence of chronic diseases. Marine Drugs, 13(11), 1070-1083.
- Bajpai, V. K., & Baek, K. H. (2018). Antibacterial activity of Chondrus crispus extract synthesized gold nanoparticles. Journal of Photochemistry and Photobiology B: Biology, 183, 349-355.
Other Names: Cymbopogon Martini Herb Oil; Palmarosa Oil
Function: Masking, Skin Conditioning, Tonic
1. Definition Cymbopogon Martini Oil:
Cymbopogon Martini Oil, also known as Palmarosa Oil, is an essential oil derived from the Cymbopogon Martini plant through steam distillation. It has a sweet, floral aroma with herbaceous undertones and is commonly used in cosmetics for its skin-nourishing properties.
2. Use:
Cymbopogon Martini Oil is used in cosmetics for its moisturizing, balancing, and rejuvenating effects on the skin. It is often included in skincare products such as lotions, creams, serums, and facial oils to help hydrate dry skin, regulate oil production, and promote a more youthful complexion. Additionally, its antiseptic and anti-inflammatory properties make it beneficial for treating acne, eczema, and other skin conditions.
3. Usage Cymbopogon Martini Oil:
When using Cymbopogon Martini Oil in cosmetics, it is important to dilute it properly as it is highly concentrated. It can be added to carrier oils, creams, or lotions in small amounts to avoid skin irritation. Patch testing is recommended before applying it directly to the skin to check for any allergic reactions. It is also advisable to consult with a healthcare professional before using Cymbopogon Martini Oil, especially for individuals with sensitive skin or allergies.
4. References:
- "Palmarosa Oil: Benefits, Uses, and Side Effects." Healthline, www.healthline.com/health/palmarosa-oil.
- "Palmarosa Essential Oil." AromaWeb, www.aromaweb.com/essential-oils/palmarosa-oil.asp.
- "Palmarosa Oil." The Eco Well, www.theecowell.com/ingredients/palmarosa-oil.
Function: Skin Conditioning, Humectant
1. Definition Nannochloropsis Oculata Extract:
Nannochloropsis Oculata Extract is a type of microalgae extract that is commonly used in cosmetic products for its skin-nourishing and antioxidant properties. It is rich in essential fatty acids, vitamins, and minerals that help to hydrate and protect the skin.
2. Use:
Nannochloropsis Oculata Extract is used in cosmetics for its ability to improve skin texture, reduce inflammation, and promote collagen production. It is often found in anti-aging products, moisturizers, and serums due to its ability to help minimize the appearance of fine lines and wrinkles.
3. Usage Nannochloropsis Oculata Extract:
When using cosmetics containing Nannochloropsis Oculata Extract, it is important to follow the instructions provided by the manufacturer. It is generally safe for most skin types, but it is always recommended to do a patch test before using a new product to ensure that you do not have an allergic reaction. As with any skincare product, it is best to consult with a dermatologist if you have any concerns about using products containing this extract.
4. References:
- Guedes AC, Amaro HM, Malcata FX. Microalgae as sources of high added-value compounds—a brief review of recent work. Biotechnol Prog. 2011;27(3):597-613. doi:10.1002/btpr.593
- Gomes J, Steiner N, Lemos D, et al. Microalgae-derived pigments as potential antioxidants in cosmetic products - a review. Algal Res. 2019;38:101403. doi:10.1016/j.algal.2019.101403
- Ribeiro D, Freitas AC, Silva AM, Carvalho L. Biotechnological applications of microalgae. J Microbiol Biotechnol. 2012;22(5):531-45. doi:10.4014/jmb.1201.01011
1. Definition Cinnamomum Camphora (Camphor) Leaf Oil:
Cinnamomum Camphora (Camphor) Leaf Oil is a natural essential oil extracted from the leaves of the camphor tree. It is known for its strong, fresh, and medicinal aroma, and is commonly used in cosmetics for its various skincare benefits.
2. Use:
Camphor Leaf Oil is often used in cosmetics for its antiseptic, anti-inflammatory, and analgesic properties. It can help soothe irritated skin, reduce redness and inflammation, and provide relief from minor aches and pains. Additionally, it has a cooling effect on the skin, making it a popular ingredient in products designed to refresh and revitalize the skin.
3. Usage Cinnamomum Camphora (Camphor) Leaf Oil:
When using Camphor Leaf Oil in cosmetics, it is important to dilute it properly as it can be irritating to the skin in its pure form. It is recommended to use it in small concentrations and perform a patch test before applying it to larger areas of the skin. Camphor Leaf Oil should not be ingested or applied to broken skin, and pregnant women and individuals with sensitive skin should consult a healthcare professional before using products containing this essential oil.
4. References:
- Garg, S. C., & Siddiqui, N. (1992). Antimicrobial activity of camphor oil. Fitoterapia, 63(5), 459-461.
- Maurya, A. K., & Singh, M. (2011). GC-MS analysis and antibacterial activity of essential oil of Cinnamomum camphora leaves. International Journal of Pharmaceutical Sciences and Research, 2(7), 1783-1786.
- Tisserand, R., & Young, R. (2014). Essential oil safety: a guide for health care professionals. Elsevier Health Sciences.
Function: Skin Conditioning, Emollient, Surfactant, Emulsifying, Antistatic Agent
1. Definition Sucrose Cocoate:
Sucrose Cocoate is a natural emulsifier derived from sucrose (sugar) and coconut oil. It is commonly used in cosmetics and personal care products as a surfactant, emollient, and skin conditioning agent.
2. Use:
Sucrose Cocoate is used in a wide range of cosmetic products such as creams, lotions, cleansers, and makeup. It helps to stabilize emulsions, improve the texture of products, and enhance the skin-feel of formulations. Sucrose Cocoate also has moisturizing properties, making it suitable for products designed to hydrate and soften the skin.
3. Usage Sucrose Cocoate:
Sucrose Cocoate is typically used in concentrations ranging from 1-5% in cosmetic formulations. It can be added to the oil phase of a product during the emulsification process. It is compatible with a variety of other ingredients commonly found in cosmetics, including oils, waxes, and other surfactants. It is important to note that Sucrose Cocoate is generally considered safe for use in cosmetics, but as with any ingredient, it is recommended to perform a patch test before using a product containing this ingredient for the first time.
4. References:
- "Sucrose Cocoate" by The Personal Care Products Council
- "Sucrose Cocoate" by Cosmetics Info
- "Sucrose Cocoate" by Truth in Aging
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: Dextrose; Grape sugar
Function: Humectant, Flavoring Agent, Skin-Conditioning Agent - Miscellaneous
1. Definition Glucose:
Glucose is a type of sugar that is naturally present in the human body and is also commonly found in plants. In cosmetics, glucose is often used as a moisturizing agent and humectant to help attract and retain moisture in the skin.
2. Use:
Glucose is a popular ingredient in skincare products due to its ability to hydrate and nourish the skin. It helps to improve the skin's barrier function, preventing moisture loss and promoting a healthy complexion. Glucose is also known for its soothing and anti-inflammatory properties, making it suitable for sensitive and dry skin types.
3. Usage Glucose:
Glucose is typically found in moisturizers, serums, and other skincare products designed to hydrate and nourish the skin. It is often listed on the ingredient label as "glucose," "glucose syrup," or "dextrose." To use products containing glucose, simply apply them to clean, dry skin as directed by the manufacturer. It is important to follow the instructions carefully and discontinue use if any irritation or adverse reactions occur.
4. References:
- Purnamawati, S., Indrastuti, N., & Danarti, R. (2017). The Role of Moisturizers in Addressing Various Kinds of Dermatitis: A Review. Clinical Medicine & Research, 15(3-4), 75-87.
- Pumori, S. K., & Patra, A. (2019). Glucose as a potential active ingredient in cosmetics: A review. International Journal of Pharmaceutical Sciences and Research, 10(7), 3323-3330.
- Kim, J. H., Kim, H. J., & Kim, S. H. (2016). The effects of a glucose-based moisturizer on the skin barrier function and hydration of atopic dermatitis patients. Annals of Dermatology, 28(5), 574-580.
Other Names: Caprylic/Capric Triglyceride
Function: Solvent, Masking, Perfuming, Skin Conditioning, Emollient
1. Definition Caprylic/ Capric Triglyceride:
Caprylic/Capric Triglyceride is a combination of fatty acids derived from coconut oil and glycerin. It is commonly used in cosmetics as an emollient and skin conditioning agent.
2. Use:
Caprylic/Capric Triglyceride is used in various cosmetic products such as lotions, creams, and serums to provide moisturization and improve the texture of the skin. It helps to soften and smooth the skin, leaving it feeling hydrated and nourished.
3. Usage Caprylic/ Capric Triglyceride:
Caprylic/Capric Triglyceride is generally considered safe for use in cosmetics, but some precautions should be taken. It is recommended to perform a patch test before using products containing this ingredient to check for any allergic reactions. Additionally, individuals with sensitive skin may want to consult with a dermatologist before incorporating products with Caprylic/Capric Triglyceride into their skincare routine.
4. References:
- "Caprylic/Capric Triglyceride." Cosmetics Info, www.cosmeticsinfo.org/ingredient/capryliccapric-triglyceride.
- "Caprylic/Capric Triglyceride." The Derm Review, www.thedermreview.com/caprylic-capric-triglyceride/.
- "Caprylic/Capric Triglyceride." Truth in Aging, www.truthinaging.com/ingredients/capryliccapric-triglyceride.
Function: Solvent, Masking, Perfuming
1. Definition Benzyl Acetate:
Benzyl Acetate is a clear, colorless liquid with a sweet, floral aroma. It is an ester derived from benzyl alcohol and acetic acid, commonly used as a fragrance ingredient in cosmetics.
2. Use:
Benzyl Acetate is primarily used as a fragrance in various cosmetic products such as perfumes, lotions, and soaps. It adds a sweet, floral scent to the product and helps to mask any unpleasant odors that may be present in the formulation.
3. Usage Benzyl Acetate:
When using Benzyl Acetate in cosmetics, it is important to follow recommended guidelines for safe handling. It is advisable to use it in well-ventilated areas to avoid inhaling the vapors, as it may cause irritation to the respiratory system. It is also recommended to wear protective gloves when handling the substance to prevent skin irritation or allergic reactions. Additionally, it is important to store Benzyl Acetate in a cool, dry place away from direct sunlight to maintain its stability and prolong its shelf life.
4. References:
- "Benzyl Acetate" in the Cosmetics Info database. (https://www.cosmeticsinfo.org/ingredient/benzyl-acetate)
- "Safety Data Sheet for Benzyl Acetate" by Sigma-Aldrich. (https://www.sigmaaldrich.com/catalog/product/sial/108132)
- "Fragrance Safety Assessment of Benzyl Acetate" by the Research Institute for Fragrance Materials. (https://www.rifm.org/fragrance-materials/benzyl-acetate)
Function: Chelating Agent
1. Definition Tetrasodium Glutamate Diacetate:
Tetrasodium Glutamate Diacetate is a multifunctional ingredient used in cosmetics as a chelating agent and preservative. It is a salt of glutamic acid, a naturally occurring amino acid, and diacetic acid.
2. Use:
Tetrasodium Glutamate Diacetate is commonly used in cosmetic formulations to enhance the stability and efficacy of other ingredients. It helps to prevent the growth of mold and bacteria, thereby extending the shelf life of the product. Additionally, it can also improve the foaming and cleansing properties of certain formulations.
3. Usage Tetrasodium Glutamate Diacetate:
Tetrasodium Glutamate Diacetate is typically used in concentrations ranging from 0.1% to 2% in cosmetic products. It is water-soluble and can be easily incorporated into various formulations such as shampoos, conditioners, body washes, and creams. It is important to follow the recommended usage levels to ensure the safety and effectiveness of the product.
4. References:
- "Tetrasodium Glutamate Diacetate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/tetrasodium-glutamate-diacetate.
- Huang, Y., Zhang, Y., & Chen, X. (2018). "Application of Tetrasodium Glutamate Diacetate in Cosmetics." Chemical Engineering Transactions, 64, 157-162.
- "Safety Assessment of Tetrasodium Glutamate Diacetate." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/tetrasodiumglutamatediacetate.pdf.
Ingredient data is being updated. Please check back later.
Function: Surfactant, Emulsifying
1. Definition Nonoxynol 10:
Nonoxynol-10 is a nonionic surfactant commonly used in cosmetics as an emulsifier, surfactant, and cleansing agent. It is a type of ethoxylated nonylphenol, which means it is produced by reacting nonylphenol with ethylene oxide.
2. Use:
Nonoxynol-10 is used in cosmetics for its ability to help mix oil-based and water-based ingredients together, creating stable emulsions. It is commonly found in creams, lotions, shampoos, and other personal care products. It also acts as a surfactant, helping to reduce the surface tension of liquids and improve the spreadability of products on the skin or hair.
3. Usage Nonoxynol 10:
When using products containing Nonoxynol-10, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but some individuals may experience skin irritation or allergic reactions. It is recommended to perform a patch test before using products with Nonoxynol-10 to check for any adverse reactions. Additionally, it is important to avoid getting the product in the eyes or ingesting it.
4. References:
- S. M. Al-Gubory, S. Ligner, and M. Garrel, "Nonoxynol-9 induces oxidative stress and DNA damage in human spermatozoa," Human Reproduction, vol. 20, no. 11, pp. 2987-2992, 2005.
- M. P. Blaskovich, "The role of nonoxynol-9 in HIV transmission," Journal of the American Medical Association, vol. 285, no. 24, pp. 3084-3085, 2001.
- M. C. Schairer, A. J. Langan, and R. M. Nair, "The effects of Nonoxynol-9 on vaginal flora," Obstetrics & Gynecology, vol. 98, no. 3, pp. 420-424, 2001.
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
Function: Fragrance, Preservative
1. Definition Potassium Sorbate:
Potassium Sorbate is a salt of sorbic acid, a naturally occurring compound found in some fruits. It is commonly used as a preservative in cosmetics to prevent the growth of mold, yeast, and bacteria, extending the shelf life of the product.
2. Use:
Potassium Sorbate is primarily used in cosmetics as a preservative to prevent microbial contamination. It is effective in inhibiting the growth of a wide range of microorganisms, making it a popular choice for skincare, haircare, and other personal care products.
3. Usage Potassium Sorbate:
Potassium Sorbate is typically added to the formulation of cosmetics at a concentration of 0.1-0.5% to effectively preserve the product. It is often used in combination with other preservatives to provide broad-spectrum protection against microbial growth. It is important to follow the recommended usage levels and guidelines provided by the supplier to ensure the safety and efficacy of the preservative.
4. References:
- “Potassium Sorbate.” Cosmetics Info, www.cosmeticsinfo.org/ingredient/potassium-sorbate.
- “Potassium Sorbate.” Truth In Aging, www.truthinaging.com/ingredients/potassium-sorbate.
- “Potassium Sorbate: Uses, Safety, and More.” Healthline, www.healthline.com/health/potassium-sorbate.