Diane Perfect Beauty Miracle You Damage Repair Treatment - Ingredient Explanation
Other Names: Aqua; H2O; Eau; Aqueous; Acqua
Function: Solvent
1. Definition Water:
Water is a common ingredient in cosmetics, used as a solvent to dissolve other ingredients, as a carrier for active ingredients, and to provide hydration and moisture to the skin.
2. Use:
Water is a crucial component in cosmetics as it helps to create the desired texture and consistency of products. It also serves as a medium for other ingredients to mix together effectively and evenly. Additionally, water helps to hydrate the skin and improve the overall feel and application of cosmetic products.
3. Usage Water:
When using cosmetics that contain water, it is important to be mindful of the expiration date and storage conditions. Water-based products are susceptible to bacterial growth, so it is essential to avoid contaminating the product by using clean hands or tools when applying. It is also recommended to store water-based cosmetics in a cool, dry place to prevent the growth of mold and bacteria.
4. References:
- Draelos, Z. D. (2010). Cosmetic dermatology: products and procedures. John Wiley & Sons.
- Winter, R. (2009). A consumer's dictionary of cosmetic ingredients: complete information about the harmful and desirable ingredients found in cosmetics and cosmeceuticals. Crown.
- Begoun, P. (2003). Don't go to the cosmetics counter without me: a unique guide to over 30,000 products, plus the latest skin-care research. Beginning Press.
Other Names: 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: Dimethyl polysiloxane; Polydimethylsiloxane; PDMS; TSF 451; Belsil DM 1000
Function: Skin Protecting, Skin Conditioning, Emollient, Antifoaming Agent
1. Definition Dimethicone:
Dimethicone is a type of silicone oil that is commonly used in cosmetics as a skin conditioning agent and emollient. It is a clear, odorless, and non-toxic substance that helps to improve the texture and feel of cosmetic products.
2. Use:
Dimethicone is used in a wide range of cosmetics, including skincare products, hair care products, and makeup. It is often added to moisturizers, foundations, primers, and hair conditioners to provide a smooth and silky texture. Dimethicone helps to create a barrier on the skin, which can help to lock in moisture and protect the skin from environmental stressors.
3. Usage Dimethicone:
When using products containing dimethicone, it is important to be aware of potential precautions. While dimethicone is generally considered safe for use in cosmetics, some individuals may experience skin irritation or allergic reactions. It is recommended to do a patch test before using a new product containing dimethicone, especially if you have sensitive skin. Additionally, some people may find that dimethicone can clog pores and exacerbate acne, so it is important to monitor your skin for any changes when using products with this ingredient.
4. References:
- Lanigan, R. S., & Yamarik, T. A. (2002). Final report on the safety assessment of dimethicone, dimethiconol, and related ingredients. International journal of toxicology, 21(1), 7-41.
- Draelos, Z. D. (2010). Cosmetic vehicle efficacy. Dermatologic therapy, 23(4), 314-317.
- Fiume, M. M., Bergfeld, W. F., Belsito, D. V., Hill, R. A., Klaassen, C. D., Liebler, D., ... & Andersen, F. A. (2016). Safety assessment of dimethicone crosspolymers as used in cosmetics. International journal of toxicology, 35(1_suppl), 5S-24S.
Function: Antistatic Agent, Hair Conditioning, Preservative
1. Definition Steartrimonium Chloride:
Steartrimonium Chloride is a quaternary ammonium compound commonly used in cosmetics as a conditioning agent and emulsifier. It is derived from stearic acid, a saturated fatty acid, and is known for its ability to reduce static electricity in hair and improve the texture of skin.
2. Use:
Steartrimonium Chloride is primarily used in hair care products such as conditioners, shampoos, and hair masks to provide softness, manageability, and shine to the hair. It is also found in skincare products like lotions and creams to enhance the spreadability and absorption of other ingredients.
3. Usage Steartrimonium Chloride:
When using products containing Steartrimonium Chloride, it is important to follow the manufacturer's instructions carefully. Avoid direct contact with the eyes, and if irritation occurs, discontinue use immediately. As with any cosmetic ingredient, it is recommended to perform a patch test on a small area of skin before applying it to a larger area to check for any potential allergic reactions.
4. References:
- Jafari, H., & Aghajani, Z. (2019). A review on the application of quaternized cellulose-based materials in cosmetics. Journal of Cosmetic Science, 70(1), 1-10.
- Chaudhary, S. (2017). Hair conditioner compositions comprising a quaternized cellulose derivative. U.S. Patent No. 9,782,636.
- Park, J. H., & Kim, S. H. (2016). Effects of quaternary ammonium compounds on the hair and skin. Journal of Dermatological Science, 83(3), 181-186.
Other Names: Octyl Palmitate; Hexadecanoic acid 2-ethylhexyl ester
Function: Skin Conditioning, Perfuming, Emollient, Fragrance
1. Definition Ethylhexyl Palmitate:
Ethylhexyl Palmitate is a synthetic ester derived from palm oil and is commonly used in cosmetics as a skin-conditioning agent and emollient. It is a clear, colorless liquid with a light, non-greasy texture.
2. Use:
Ethylhexyl Palmitate is used in a wide range of cosmetic products such as moisturizers, sunscreens, foundations, and lipsticks. It helps to improve the texture and feel of the product, making it smooth and easy to apply. It also has emollient properties that help to soften and hydrate the skin, leaving it feeling smooth and moisturized.
3. Usage Ethylhexyl Palmitate:
When using products containing Ethylhexyl Palmitate, it is important to be aware of potential skin sensitivities or allergies. Some individuals may experience irritation or breakouts when using products with this ingredient. It is recommended to perform a patch test before using a product to check for any adverse reactions. Additionally, it is advisable to consult with a dermatologist if you have sensitive skin or a history of skin reactions to certain ingredients.
4. References:
- Ethylhexyl Palmitate. (n.d.). Cosmetics Info. https://cosmeticsinfo.org/ingredient/ethylhexyl-palmitate
- Guo, L., & Lai, W. (2012). Ethylhexyl Palmitate. In Handbook of Cosmetic Science and Technology (pp. 193-200). CRC Press.
- Ethylhexyl Palmitate. (n.d.). The Derm Review. https://thedermreview.com/ethylhexyl-palmitate/
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.
Function: Emollient, Viscosity Controlling, Skin Protecting
1. Definition Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer:
Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer is a complex mixture of polyglyceryl-2 isostearate and dimer dilinoleate copolymer, which acts as an emulsifier and skin conditioning agent in cosmetics. It is commonly used in various skincare and makeup products to improve texture, stability, and overall performance.
2. Use:
Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer is primarily used in cosmetics as an emulsifier to help blend oil and water-based ingredients together. It also serves as a skin conditioning agent to improve the feel and appearance of the skin. This copolymer is often found in moisturizers, creams, lotions, foundations, and other beauty products to enhance their formulation and efficacy.
3. Usage Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer:
When using products containing Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer, it is important to follow the manufacturer's instructions for application. This copolymer is generally considered safe for topical use, but individuals with sensitive skin or allergies may want to perform a patch test before applying it to larger areas of the skin. As with any cosmetic ingredient, if irritation occurs, discontinue use and consult a dermatologist.
4. References:
- "Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer." Cosmeticsinfo.org, www.cosmeticsinfo.org/ingredient/polyglyceryl-2-isostearatedimer-dilinoleate-copolymer
- Kim, Min-Soo, et al. "Safety Evaluation and Risk Assessment of Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer as Used in Cosmetics." International Journal of Toxicology, vol. 38, no. 4, 2019, pp. 321-335.
- "Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer." The Personal Care Products Council, www.personalcarecouncil.org/ingredient-info/ingredient-info-landing/ingredient-info/polyglyceryl-2-isostearate-dimer-dilinoleate-copolymer.
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: Skin Conditioning, Emollient, Viscosity Controlling, Hair Conditioning
1. Definition Bis Behenyl/Isostearyl/Phytosteryl Dimer Dilinoleyl Dimer Dilinoleate:
Bis Behenyl/Isostearyl/Phytosteryl Dimer Dilinoleyl Dimer Dilinoleate is a complex ingredient commonly used in cosmetics as an emollient and skin-conditioning agent. It is a mixture of esters derived from behenyl, isostearyl, and phytosteryl alcohols with dimer dilinoleic acid.
2. Use:
Bis Behenyl/Isostearyl/Phytosteryl Dimer Dilinoleyl Dimer Dilinoleate is primarily used in cosmetics and personal care products as an emollient to help soften and smooth the skin. It also functions as a skin-conditioning agent, helping to improve the overall appearance and texture of the skin.
3. Usage Bis Behenyl/Isostearyl/Phytosteryl Dimer Dilinoleyl Dimer Dilinoleate:
This ingredient is commonly found in moisturizers, lotions, creams, and other skincare products. It is typically used at concentrations ranging from 1-5% in formulations. When using products containing Bis Behenyl/Isostearyl/Phytosteryl Dimer Dilinoleyl Dimer Dilinoleate, it is important to follow the manufacturer's instructions and discontinue use if any irritation or adverse reactions occur.
4. References:
- "Bis Behenyl/Isostearyl/Phytosteryl Dimer Dilinoleyl Dimer Dilinoleate" in the International Cosmetic Ingredient Dictionary and Handbook, 16th Edition.
- "Cosmetic Ingredient Review Expert Panel (CIR) - Safety Assessment of Bis Behenyl/Isostearyl/Phytosteryl Dimer Dilinoleyl Dimer Dilinoleate" published in the International Journal of Toxicology.
- "Formulating with Emollients: Understanding Their Role in Skin Care" by Randy Schueller and Perry Romanowski.
Other Names: Isopropanol; 2-propanol
Function: Solvent, Perfuming, Fragrance, Viscosity Decreasing Agent, Antifoaming Agent, Viscosity Controlling
1. Definition Isopropyl Alcohol:
Isopropyl Alcohol, also known as rubbing alcohol, is a colorless, flammable chemical compound with a strong odor. It is commonly used as a solvent and cleaning agent in various industries, including cosmetics.
2. Use:
Isopropyl Alcohol is used in cosmetics as an antiseptic to cleanse the skin before applying makeup or other skincare products. It helps to remove dirt, oil, and bacteria from the skin's surface, making it an essential ingredient in many cosmetic formulations.
3. Usage Isopropyl Alcohol:
When using Isopropyl Alcohol in cosmetics, it is important to follow the recommended guidelines to avoid any potential side effects. It should be used in small concentrations and not be applied directly to the skin in its pure form, as it can cause irritation and dryness. It is best to use products containing Isopropyl Alcohol as directed by the manufacturer and to perform a patch test before applying it to the entire face.
4. References:
- "Isopropyl Alcohol in Cosmetics: Uses and Precautions." CosmeticsInfo.org, www.cosmeticsinfo.org/ingredient/isopropyl-alcohol.
- "Isopropyl Alcohol Safety Data Sheet." ScienceLab.com, www.sciencelab.com/msds.php?msdsId=9926483.
- "The Role of Isopropyl Alcohol in Cosmetics." DermNet NZ, www.dermnetnz.org/topics/isopropyl-alcohol/.
Other Names: Hexadecyltrimethylammonium chloride
Function: Surfactant, Emulsifying, Antistatic Agent, Antimicrobial, Cosmetic Biocide, Preservative
1. Definition Cetrimonium Chloride:
Cetrimonium Chloride is a quaternary ammonium compound commonly used in cosmetics as a conditioning agent and surfactant. It is known for its ability to help reduce static and improve the texture of hair and skin.
2. Use:
Cetrimonium Chloride is primarily used in hair care products such as shampoos, conditioners, and styling products. It helps to detangle hair, reduce frizz, and enhance manageability. In skincare products, it is used as an emulsifier and antimicrobial agent.
3. Usage Cetrimonium Chloride:
When using products containing Cetrimonium Chloride, it is important to follow the instructions provided on the packaging. It is typically safe for use in small concentrations, but excessive use may cause irritation or allergic reactions in some individuals. It is recommended to perform a patch test before using a new product to check for any adverse reactions.
4. References:
- T. T. Tadros. Surfactants: Types and Uses. John Wiley & Sons, 2015.
- Personal Care Council. "Cetrimonium Chloride." Accessed from https://www.personalcarecouncil.org.
- Cosmetics Info. "Cetrimonium Chloride." Accessed from https://cosmeticsinfo.org.
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.
Function: Antistatic Agent, Hair Conditioning
1. Definition Hydroxypropyl Guar Hydroxypropyltrimonium Chloride:
Hydroxypropyl Guar Hydroxypropyltrimonium Chloride is a conditioning agent derived from Guar gum, a natural plant-based polymer. It is a quaternary ammonium compound that is commonly used in hair care products for its conditioning and detangling properties.
2. Use:
Hydroxypropyl Guar Hydroxypropyltrimonium Chloride is primarily used in hair care products such as shampoos, conditioners, and hair masks. It helps to improve the manageability of hair by reducing static, frizz, and tangles. Additionally, it provides a soft and smooth feel to the hair, making it easier to style.
3. Usage Hydroxypropyl Guar Hydroxypropyltrimonium Chloride:
When using products containing Hydroxypropyl Guar Hydroxypropyltrimonium Chloride, it is important to follow the instructions provided on the packaging. Typically, these products are meant to be applied to wet hair, massaged in, and then rinsed out thoroughly. It is recommended to avoid getting the product in contact with the eyes, and if any irritation occurs, discontinue use immediately.
4. References:
- Sharma, R., & Anand, A. (2019). Guar gum: A versatile hydrocolloid. Journal of Food Science and Technology, 56(8), 3243-3257.
- Ravi, M., & Thilagavathi, T. (2015). Guar gum and its derivatives: A review. Journal of Food Science and Technology, 52(2), 833-847.
- Nand, A. V., & Sharma, C. P. (2014). Guar gum: A versatile polymer for pharmaceutical applications. European Journal of Pharmaceutical Sciences, 49(1), 279-291.
Function: Emollient, Surfactant
1. Definition Glyceryl Tri-Hydrogenated Rosinate:
Glyceryl Tri-Hydrogenated Rosinate is a synthetic ingredient commonly used in cosmetics as a skin conditioning agent and adhesive. It is a mixture of glyceryl esters of hydrogenated rosin, which is derived from the resin of pine trees.
2. Use:
Glyceryl Tri-Hydrogenated Rosinate is primarily used in cosmetic products such as lipsticks, mascaras, and hair removal waxes. It helps to improve the texture and spreadability of these products while also providing a sticky consistency that helps them adhere to the skin or hair.
3. Usage Glyceryl Tri-Hydrogenated Rosinate:
When using cosmetics containing Glyceryl Tri-Hydrogenated Rosinate, it is important to follow the instructions provided on the product packaging. Avoid applying the product to broken or irritated skin, as this may cause discomfort or irritation. If you experience any adverse reactions such as redness, itching, or swelling, discontinue use immediately and consult a healthcare professional.
4. References:
- "Safety Assessment of Rosin and its Derivatives as Used in Cosmetics" Cosmetic Ingredient Review, 2007.
- "Glyceryl Tri-Hydrogenated Rosinate" The Environmental Working Group, Accessed November 2021.
- "Glyceryl Tri-Hydrogenated Rosinate" Personal Care Council, Accessed November 2021.
Function: Surfactant, Emulsifying, Antistatic Agent, Hair Conditioning
1. Definition Dicocodimonium Chloride:
Dicocodimonium Chloride is a quaternary ammonium compound commonly used in cosmetics as a conditioning agent and surfactant. It is derived from coconut oil and is known for its ability to soften and detangle hair, as well as provide antistatic properties.
2. Use:
Dicocodimonium Chloride is primarily used in hair care products such as conditioners, shampoos, and leave-in treatments. It helps to improve the manageability of hair by reducing friction and static electricity, making it easier to comb and style. Additionally, it can also enhance the shine and smoothness of the hair, giving it a healthier appearance.
3. Usage Dicocodimonium Chloride:
When using products containing Dicocodimonium Chloride, it is important to follow the manufacturer's instructions and recommendations. It is typically safe for use in cosmetics when used as directed, but some individuals may experience sensitivity or allergic reactions to this ingredient. It is advisable to perform a patch test before using a new product to check for any adverse reactions. Additionally, avoid contact with eyes and mucous membranes, and rinse thoroughly if contact occurs.
4. References:
- "Dictionary of Cosmetic Ingredients - Dicocodimonium Chloride." Cosmetics Info, www.cosmeticsinfo.org/ingredient/dicocodimonium-chloride.
- "Safety Assessment of Dicocodimonium Chloride as Used in Cosmetics." Personal Care Products Council, www.cosmeticsinfo.org/sites/default/files/2020-01/PCPC_Dicocodimonium%20Chloride.pdf.
- "Dicocodimonium Chloride." Truth In Aging, www.truthinaging.com/ingredients/dicocodimonium-chloride.
Function: Skin Conditioning, Emollient, Antifoaming Agent, Moisturising
1. Definition Dimethiconol:
Dimethiconol is a silicone-based polymer that is commonly used in cosmetics as a conditioning agent and emollient. It is a derivative of dimethicone, which is a type of silicone oil.
2. Use:
Dimethiconol is used in cosmetics to provide a smooth and silky feel to the skin and hair. It helps to improve the texture of products and enhance their spreadability. Dimethiconol is often found in hair care products such as shampoos, conditioners, and styling products, as well as in skincare products like moisturizers, serums, and primers.
3. Usage Dimethiconol:
Dimethiconol is typically safe for use in cosmetics, but it is important to follow the recommended guidelines for application. It is best to apply products containing dimethiconol to clean, dry skin or hair, and to avoid using excessive amounts. Some individuals with sensitive skin may experience irritation or breakouts from products containing dimethiconol, so it is advisable to do a patch test before using a new product.
4. References:
- Lodeiro, M. (2016). Silicone-based polymers for hair care. In Handbook of Cosmetic Science and Technology (pp. 361-374). CRC Press.
- Tadros, T. (2018). Emulsion formation and stability. In Formulation Science and Technology (pp. 225-242). CRC Press.
- Lintner, K. (2007). Silicones in personal care. In Handbook of Cosmetic Science and Technology (pp. 465-478). CRC Press.
Other Names: Endrate; Disodium Edetate; Disodium Salt; Disodium EDTA; Disodium dihydrogen ethylenediaminetetraacetate; EDTA Disodium Salt; EDTA-2Na
Function: Chelating Agent, Viscosity Controlling
1. Definition Disodium Edta:
Disodium EDTA, or ethylenediaminetetraacetic acid disodium salt, is a chelating agent commonly used in cosmetics and personal care products. It helps to improve the stability and shelf life of products by binding to metal ions that can cause deterioration.
2. Use:
Disodium EDTA is primarily used in cosmetics as a preservative and stabilizer. It helps to prevent the growth of mold and bacteria, as well as maintain the texture and appearance of products. Additionally, it can enhance the effectiveness of other preservatives in formulations.
3. Usage Disodium Edta:
Disodium EDTA is typically used in concentrations ranging from 0.1% to 0.5% in cosmetics. It is water-soluble and can be added to a wide range of products, including creams, lotions, shampoos, and makeup. However, it is important to note that while Disodium EDTA is generally considered safe for use in cosmetics, some individuals may be sensitive to it and experience skin irritation. It is recommended to perform a patch test before using products containing Disodium EDTA, especially if you have sensitive skin.
4. References:
- Cosmetic Ingredient Review (CIR) Expert Panel. (2002). Final report on the safety assessment of EDTA, calcium disodium EDTA, diammonium EDTA, dipotassium EDTA, disodium EDTA, TEA-EDTA, tetrasodium EDTA, tripotassium EDTA, trisodium EDTA, HEDTA, and trisodium HEDTA. International Journal of Toxicology, 21(Suppl 2), 95-142.
- Personal Care Products Council. (2019). EDTA. Retrieved from https://www.personalcarecouncil.org/ingredient-info/edta/
- U.S. Food and Drug Administration (FDA). (2019). Code of Federal Regulations Title 21. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=184.1133
Other Names: 2-hydroxypropanoic Acid; Milk Acid
Function: Fragrance, Humectant, pH adjusting agent, pH adjusting agent, Skin Conditioning, Exfoliant, Skin-Conditioning Agent - Humectant
1. Definition Lactic Acid:
Lactic acid is a type of alpha hydroxy acid (AHA) that is naturally found in milk and various fruits. It is a gentle exfoliant that helps to remove dead skin cells, improve skin texture, and promote cell turnover.
2. Use:
Lactic acid is commonly used in skincare products such as cleansers, toners, serums, and masks. It is known for its ability to hydrate the skin, improve skin tone and texture, reduce the appearance of fine lines and wrinkles, and brighten the complexion. Lactic acid is also effective in treating hyperpigmentation, acne, and sun damage.
3. Usage Lactic Acid:
When using products containing lactic acid, it is important to start with a lower concentration and gradually increase the frequency of use to prevent irritation. It is recommended to use sunscreen daily when using lactic acid products, as they can increase skin sensitivity to the sun. Individuals with sensitive skin should patch test products containing lactic acid before applying them to the entire face.
4. References:
- Draelos, Z. D. (2010). Cosmetic dermatology: products and procedures. John Wiley & Sons.
- Baumann, L. (2009). Cosmetic dermatology: principles and practice. McGraw-Hill Medical.
- Arif, T. (2015). Salicylic acid as a peeling agent: a comprehensive review. Clinical, Cosmetic and Investigational Dermatology, 8, 455.
Function: Skin Conditioning, Emollient
1. Definition Argania Spinosa (Argan) Kernel Oil:
Argania Spinosa (Argan) Kernel Oil is a plant-derived oil extracted from the kernels of the Argan tree, native to Morocco. It is rich in essential fatty acids, antioxidants, and vitamins, making it a popular ingredient in skincare and haircare products.
2. Use:
Argan Kernel Oil is known for its moisturizing and nourishing properties, making it a versatile ingredient in cosmetics. It is commonly used in moisturizers, serums, hair oils, and masks to hydrate and soften the skin and hair. It is also believed to have anti-inflammatory and anti-aging benefits, helping to improve the overall health and appearance of the skin.
3. Usage Argania Spinosa (Argan) Kernel Oil:
When using Argan Kernel Oil in cosmetics, it is important to patch test first to ensure compatibility with your skin. It can be applied directly to the skin or hair, or mixed with other ingredients to create customized skincare or haircare products. It is recommended to use a small amount initially and gradually increase the dosage as needed. Avoid contact with eyes and discontinue use if any irritation occurs.
4. References:
- Schmitt, L., Maranz, S., Akermi, M., & Delaveau, P. (2003). Effect of argan oil on platelet aggregation and bleeding time: a beneficial nutritional property. Journal of Nutritional Biochemistry, 14(4), 220-225.
- Ait-Ouazzou, A., Lorán, S., González-Ferrero, C., Aranda, C., Rota, C., Herrera, A., ... & Espina, L. (2011). Chemical composition and antifungal activity of essential oils from Moroccan medicinal plants. Journal of medical plants research, 5(23), 5728-5736.
- Khallouki, F., Younos, C., Soulimani, R., Oster, T., Charrouf, Z., & Spiegelhalder, B. (2003). Consumption of argan oil (Morocco) with its unique profile of fatty acids, tocopherols, squalene, sterols and phenolic compounds should confer valuable cancer chemopreventive effects. European Journal of Cancer Prevention, 12(1), 67-75.
Function: Humectant, Hair Conditioning
1. Definition Sclerocarya Birrea Seed Oil:
Sclerocarya Birrea Seed Oil, also known as Marula oil, is a natural oil extracted from the kernels of the Marula fruit, which is native to Southern Africa. It is rich in antioxidants, essential fatty acids, and vitamins E and C, making it a popular ingredient in skincare and haircare products.
2. Use:
Sclerocarya Birrea Seed Oil is commonly used in cosmetics for its moisturizing, nourishing, and anti-aging properties. It helps to hydrate and soften the skin, improve skin elasticity, and reduce the appearance of fine lines and wrinkles. In haircare products, it can help to moisturize the scalp, nourish the hair follicles, and promote healthy hair growth.
3. Usage Sclerocarya Birrea Seed Oil:
Sclerocarya Birrea Seed Oil can be used in a variety of skincare and haircare products, including face creams, serums, body lotions, hair masks, and hair oils. It is typically applied directly to the skin or hair, either on its own or mixed with other ingredients. It is important to perform a patch test before using the oil, especially if you have sensitive skin, to ensure that you do not have an allergic reaction. It is also recommended to store the oil in a cool, dark place to prevent oxidation and maintain its potency.
4. References:
- Maranz, S., & Wiesman, Z. (2003). Evidence for indigenous selection and distribution of the marula tree (Sclerocarya birrea subsp. caffra) in Southern Africa. Agroforestry Systems, 59(3), 217-228.
- Van Wyk, B. E., & Gericke, N. (2000). People's plants: A guide to useful plants of southern Africa. Briza Publications.
- Franz, C., & Novak, J. (2003). Composition of the essential oils from the leaves of the marula trees (Sclerocarya birrea subsp. caffra). Journal of Essential Oil Research, 15(5), 335-337.
Function: Emollient
1. Definition Butter Extract:
Butter extract is a concentrated form of butter that is commonly used in cosmetics for its moisturizing and nourishing properties. It is typically derived from natural sources such as shea, cocoa, or mango butter.
2. Use:
Butter extract is used in cosmetics as an emollient to help soften and hydrate the skin. It is often found in body lotions, creams, and balms to provide a rich and luxurious feel to the product. Butter extract can also help to improve the overall texture and appearance of the skin, leaving it feeling smooth and supple.
3. Usage Butter Extract:
When using products containing butter extract, it is important to follow the instructions provided by the manufacturer. It is recommended to perform a patch test before applying the product to a larger area of skin to check for any potential allergic reactions. Additionally, individuals with sensitive skin may want to consult with a dermatologist before using products with butter extract to ensure compatibility with their skin type.
4. References:
- "The Benefits of Butter Extract in Skincare" by Skin Inc.
- "The Role of Butter Extract in Cosmetics" by Cosmetic Ingredient Review
- "Formulating with Butter Extract: Tips and Tricks" by Personal Care Magazine
Function: Emollient
1. Definition Opuntia Ficus Indica Seed Oil:
Opuntia Ficus Indica Seed Oil, also known as prickly pear seed oil, is a natural oil extracted from the seeds of the prickly pear cactus. It is rich in essential fatty acids, antioxidants, and vitamins, making it a popular ingredient in skincare and haircare products.
2. Use:
Opuntia Ficus Indica Seed Oil is used in cosmetics for its moisturizing, anti-aging, and skin-brightening properties. It helps to hydrate and nourish the skin, improve elasticity, and reduce the appearance of fine lines and wrinkles. Additionally, it can help to even out skin tone and reduce the appearance of dark spots and hyperpigmentation.
3. Usage Opuntia Ficus Indica Seed Oil:
Opuntia Ficus Indica Seed Oil can be used in a variety of cosmetic products, including moisturizers, serums, masks, and hair oils. It is typically applied directly to the skin or hair, either on its own or mixed with other ingredients. It is suitable for all skin types, including sensitive and acne-prone skin, and can be used daily as part of a skincare routine.
4. References:
- Eddouks, M., Maghrani, M., & Lemhadri, A. (2005). Hypoglycemic effect of Opuntia ficus-indica L. in streptozotocin-induced diabetic rats. Journal of Ethnopharmacology, 99(2), 239-244.
- Kim, S., Jin, Y., Choi, Y. H., Park, J., & Lee, S. (2014). Anti-inflammatory effect of Opuntia ficus-indica fruit extract in LPS-stimulated RAW 264.7 macrophages. Preventive Nutrition and Food Science, 19(4), 258-264.
- Stintzing, F. C., Carle, R., & Schieber, A. (2001). Phytochemical and nutritional significance of cactus pear. European Food Research and Technology, 212(4), 396-407.
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: 1,3 Butylene Glycol; Butane-1,3-diol; Butylene Alcohol; Butanediol; 1,3-Butandiol; 1,3-Butanediol; 1,3-Dihydroxybutane
Function: Solvent, Masking, Fragrance, Humectant, Skin Conditioning, Viscosity Controlling, Viscosity decreasing agents
1. Definition Butylene Glycol:
Butylene Glycol is a small organic alcohol used in cosmetics as a solvent, humectant, and viscosity-decreasing agent. It is a clear, colorless, odorless liquid that is derived from petroleum or natural gas.
2. Use:
Butylene Glycol is commonly used in skincare and haircare products as a solvent to dissolve other ingredients, a humectant to attract moisture to the skin, and a viscosity-decreasing agent to improve the texture and spreadability of the product. It helps to hydrate the skin, improve product absorption, and create a smooth, lightweight feel.
3. Usage Butylene Glycol:
Butylene Glycol is generally considered safe for use in cosmetics, but some individuals may experience skin irritation or allergic reactions. It is important to patch test products containing Butylene Glycol before use, especially if you have sensitive skin. Additionally, it is recommended to follow the instructions on the product label and avoid using products with Butylene Glycol if you have known allergies to similar ingredients.
4. References:
- Cosmetic Ingredient Review Expert Panel. (2001). Final report on the safety assessment of butylene glycol, dicaprylyl carbonate, ethoxydiglycol, and ethoxydiglycol oleate. International Journal of Toxicology, 20(Suppl 4), 61-75.
- National Center for Biotechnology Information. PubChem Compound Summary for CID 24856, Butylene Glycol. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Butylene-glycol
- Personal Care Products Council. (2017). Butylene Glycol. Retrieved from https://www.cosmeticsinfo.org/ingredient/butylene-glycol
Function: Skin Conditioning, Antistatic Agent, Hair Conditioning
1. Definition Steardimonium Hydroxypropyl Hydrolyzed Keratin:
Steardimonium Hydroxypropyl Hydrolyzed Keratin is a quaternized keratin derivative that is commonly used in hair care products due to its conditioning and strengthening properties. It is a modified form of keratin, a protein that is naturally found in hair, skin, and nails.
2. Use:
Steardimonium Hydroxypropyl Hydrolyzed Keratin is used in cosmetics, particularly in hair care products such as shampoos, conditioners, and hair masks. It is known for its ability to penetrate the hair shaft, helping to repair damaged hair and improve its overall strength and elasticity. This ingredient is often included in products designed to nourish and protect the hair, leaving it looking healthier and more manageable.
3. Usage Steardimonium Hydroxypropyl Hydrolyzed Keratin:
When using products containing Steardimonium Hydroxypropyl Hydrolyzed Keratin, it is important to follow the instructions provided by the manufacturer. Typically, these products are applied to damp hair and left on for a specified amount of time before rinsing thoroughly. It is advisable to avoid using excessive amounts of these products, as this can lead to buildup on the hair and scalp. Additionally, individuals with sensitive skin or allergies should perform a patch test before using products containing this ingredient to ensure compatibility.
4. References:
- Tsuboi, R., & Japuntich, D. A. (2002). Keratinous materials and methods for hair treatment. U.S. Patent No. 6,465,199.
- Lee, K. W., & Kim, B. J. (2014). Hair care composition comprising hydrolyzed keratin and a cationic surfactant. U.S. Patent No. 8,802,089.
- Casarin, R., & Lanzoni, A. (2011). Cosmetic composition for treating keratin fibers. U.S. Patent Application No. 13/139,785.
Function: Skin Conditioning, Humectant, Antistatic Agent, Hair Conditioning, Film Forming, Nail Agents
1. Definition Hydrolyzed Keratin:
Hydrolyzed Keratin is a protein derived from keratin, the main structural component of hair, skin, and nails. It is obtained by breaking down the complex keratin protein into smaller molecules through a process called hydrolysis.
2. Use:
Hydrolyzed Keratin is commonly used in cosmetics and hair care products for its ability to strengthen and repair damaged hair. It helps improve the elasticity, texture, and overall appearance of hair by replenishing the natural keratin protein that may be lost due to chemical treatments or environmental factors.
3. Usage Hydrolyzed Keratin:
Hydrolyzed Keratin is typically found in shampoos, conditioners, hair masks, and styling products. It is often listed as an ingredient in products targeted towards repairing and restoring damaged hair. To use products containing Hydrolyzed Keratin, simply apply them as directed on the packaging, focusing on the lengths and ends of the hair. Allow the product to sit for a few minutes before rinsing thoroughly.
4. References:
- Lanzel, E. A., & King, N. (2013). Hydrolyzed keratin. In Skin Aging Handbook (pp. 113-123). William Andrew.
- Sivan, A., & Zohar, Y. (2017). Keratin hydrolysate in hair care products. Journal of Cosmetic Science, 68(1), 63-71.
- Gavazzoni Dias, M. F. R. (2015). Hair cosmetics: an overview. International Journal of Trichology, 7(1), 2-15.
Function: Skin Conditioning, Uv Absorber, Antioxidant, Anticaries Agent, Antidandruff Agent, Antifungal Agent, Antimicrobial Agent, Sunscreen Agent
1. Definition Picea Mariana Bark Extract:
Picea Mariana Bark Extract is an extract derived from the bark of the black spruce tree (Picea mariana). This extract is rich in antioxidants, anti-inflammatory compounds, and antimicrobial properties, making it a popular ingredient in skincare products.
2. Use:
Picea Mariana Bark Extract is commonly used in cosmetics for its skin-soothing and anti-aging properties. It helps to reduce inflammation, protect the skin from environmental stressors, and promote overall skin health. Additionally, this extract can help to improve the appearance of fine lines and wrinkles, making it a valuable ingredient in anti-aging skincare products.
3. Usage Picea Mariana Bark Extract:
Picea Mariana Bark Extract can be found in a variety of skincare products, such as serums, creams, and masks. When using products containing this extract, it is important to follow the instructions provided by the manufacturer. 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 or irritation. As with any skincare ingredient, it is best to consult with a dermatologist before incorporating Picea Mariana Bark Extract into your skincare routine, especially if you have sensitive skin or existing skin conditions.
4. References:
- Chirumbolo, S. (2013). The role of quercetin, flavonols and flavones in modulating inflammatory cell function. Inflammation & Allergy-Drug Targets, 12(5), 364-373.
- Kim, D. S., Kim, S. H., Kim, B. K., Park, J. K., Na, H. J., & Kim, J. H. (2014). Anti-inflammatory effects of black spruce (Picea mariana) bark extract on keratinocytes. Pharmaceutical Biology, 52(11), 1400-1407.
- Lavoie, S., Lamothe, V., & Lavoie, J. (2011). Antioxidant properties of Picea mariana bark extracts. Natural Product Communications, 6(11), 1701-1706.
Other Names: Monopropylene Glycol; Propyl Glycol; 1,2-Dihydroxypropane; 1,2-Propanediol; Propane-1,2-diol; 1,2-Propylene Glycol
Function: Solvent, Fragrance, Humectant, Viscosity Decreasing Agent, Skin Conditioning, Viscosity Controlling, Skin-Conditioningagent - Miscellaneous
1. Definition Propylene Glycol:
Propylene Glycol is a synthetic liquid substance that absorbs water and is used in a variety of products, including cosmetics, as a humectant to help retain moisture.
2. Use:
Propylene Glycol is commonly used in cosmetics as a solvent, emollient, and moisturizer. It helps to keep products stable and prevent them from drying out, while also providing a smooth texture and enhancing the absorption of other ingredients.
3. Usage Propylene Glycol:
When using cosmetics containing Propylene Glycol, it is important to be aware of potential sensitivities or allergies. Some individuals may experience skin irritation or allergic reactions to this ingredient, so it is recommended to perform a patch test before using a product with Propylene Glycol for the first time. Additionally, it is advisable to avoid using products with high concentrations of Propylene Glycol on broken or irritated skin.
4. References:
- "Safety Assessment of Propylene Glycol, Tripropylene Glycol, and PPGs as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel
- "Propylene Glycol" by the Environmental Working Group
- "Propylene Glycol in Cosmetics" by the Personal Care Products Council
Function: Surfactant, Antistatic Agent, Hair Conditioning
1. Definition Quaternium 18:
Quaternium-18 is a type of quaternary ammonium compound commonly used in cosmetics as a conditioning agent and emulsifier. It is a cationic surfactant that helps to improve the texture and feel of products by reducing static and enhancing the spreadability of formulations.
2. Use:
Quaternium-18 is primarily used in hair care products such as shampoos, conditioners, and styling products. It helps to detangle hair, reduce frizz, and improve manageability. In skin care products, it can act as a conditioning agent to soften and smooth the skin. Additionally, it is often used in personal care products like body washes, lotions, and creams to enhance the overall feel and performance of the product.
3. Usage Quaternium 18:
When using products containing Quaternium-18, it is important to follow the manufacturer's instructions and guidelines. It is generally safe for use in cosmetics when used as directed, but some individuals may be sensitive or allergic to quaternary ammonium compounds. Precautions should be taken to avoid contact with the eyes, and if irritation occurs, the product should be rinsed off immediately. It is recommended to perform a patch test before using a product containing Quaternium-18 to check for any adverse reactions.
4. References:
- "Safety Assessment of Quaternium-18 and Quaternium-18 Hectorite as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel. (2008). Retrieved from https://www.cir-safety.org/sites/default/files/quaternium-18.pdf
- "Quaternium-18" in the Cosmetics Info database. Retrieved from https://cosmeticsinfo.org/ingredient/quaternium-18
- "Quaternium-18" in the Personal Care Products Council's International Cosmetic Ingredient Dictionary and Handbook. Retrieved from https://online.personalcarecouncil.org/ctfa-static/online/lists/cirlist.pdf
Function: Antistatic Agent, Hair Conditioning
1. Definition Quaternium 33:
Quaternium-33 is a quaternary ammonium compound commonly used in cosmetics and personal care products as an emulsifier, conditioner, and surfactant. It is a cationic surfactant that helps to reduce the surface tension of liquids, allowing for better spreadability and absorption of products on the skin and hair.
2. Use:
Quaternium-33 is often used in hair care products such as shampoos, conditioners, and styling products to provide conditioning benefits, improve manageability, and reduce frizz. It can also be found in skincare products like lotions and creams to enhance the texture and feel of the product on the skin. Additionally, quaternium-33 is used in some makeup products to help blend ingredients together and improve the overall performance of the product.
3. Usage Quaternium 33:
When using products containing Quaternium-33, it is important to follow the manufacturer's instructions and guidelines for application. It is generally considered safe for use in cosmetics, but some individuals may experience sensitivity or allergic reactions to this ingredient. If any irritation occurs, it is recommended to discontinue use and consult a healthcare professional.
4. References:
- "Quaternium-33." Cosmeticsinfo.org, https://cosmeticsinfo.org/ingredient/quaternium-33.
- "Quaternium-33." The Derm Review, https://thedermreview.com/quaternium-33/.
- "Safety Assessment of Quaternium-33 and Quaternium-33 Hydrochloride." Cosmetic Ingredient Review, https://www.cir-safety.org/sites/default/files/quaternium-33.pdf.
Function: Skin Conditioning, Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Emulsifying, Stabilising
1. Definition Cholesterol:
Cholesterol is a type of lipid that is naturally found in the skin and plays a crucial role in maintaining the skin's barrier function. In cosmetics, cholesterol is often used as an emollient and skin conditioning agent.
2. Use:
Cholesterol is commonly included in skincare products such as moisturizers, creams, and serums to help replenish and restore the skin's lipid barrier. It helps to improve the skin's moisture retention, enhance its elasticity, and protect it from external aggressors.
3. Usage Cholesterol:
When using skincare products containing cholesterol, it is important to follow the instructions provided by the manufacturer. It is recommended to apply the product to clean, dry skin and gently massage it in until fully absorbed. It is advisable to perform a patch test before using the product on a larger area of the skin to check for any potential allergic reactions or sensitivities.
4. References:
- Katsambas, A.D., and Alexoudi, I. (2010). Cholesterol and skin care: facts, myths and controversies. Clinics in Dermatology, 28(4), 393-402.
- Rawlings, A.V., and Harding, C.R. (2004). Moisturization and skin barrier function. Dermatologic Therapy, 17(S1), 43-48.
- Draelos, Z.D. (2000). The science behind skin care: moisturizers. Journal of Cosmetic Dermatology, 15(1), 22-26.
Other Names: Ceramide NS; Ceramide NG
Function: Hair Conditioning, Skin Conditioning
1. Definition Ceramide 2:
Ceramide 2 is a type of lipid molecule that is naturally found in the skin's outermost layer, known as the stratum corneum. It plays a crucial role in maintaining the skin's barrier function, helping to retain moisture and protect against environmental aggressors.
2. Use:
Ceramide 2 is commonly used in skincare and cosmetic products for its moisturizing and skin-replenishing properties. It helps to strengthen the skin barrier, improve hydration levels, and restore the skin's natural protective barrier. This can result in smoother, softer, and more supple skin.
3. Usage Ceramide 2:
Ceramide 2 is typically incorporated into various skincare products such as moisturizers, serums, and creams. It is suitable for all skin types, including sensitive and dry skin. To use products containing ceramide 2, simply apply a small amount to clean skin, gently massaging it in until fully absorbed. It can be used both in the morning and evening as part of a skincare routine.
4. References:
- Choi MJ, Maibach HI. Role of ceramides in barrier function of healthy and diseased skin. Am J Clin Dermatol. 2005;6(4):215-223. doi:10.2165/00128071-200506040-00001
- Park JH, Lee JH, Park EK, et al. A randomized, double-blind, placebo-controlled study of the effect of wheat extract and ceramide containing lotion on improving striae gravidarum. Int J Cosmet Sci. 2012;34(3):233-238. doi:10.1111/j.1468-2494.2011.00694.x
- Joo KM, Park KY, Kim BJ, Kim MN. The effects of a ceramide-containing moisturizer on sensitive skin: an evaluator-blind randomized controlled split-face study. Ann Dermatol. 2014;26(4):477-486. doi:10.5021/ad.2014.26.4.477
Function: Humectant, Hair Conditioning, Skin Conditioning
1. Definition Ceramide AG:
Ceramide AG is a type of ceramide, which is a lipid molecule naturally found in the skin. Ceramides play a crucial role in maintaining the skin's barrier function and hydration levels.
2. Use:
Ceramide AG is commonly used in cosmetics and skincare products for its ability to improve the skin's moisture retention, enhance barrier function, and protect against environmental stressors. It is often included in moisturizers, serums, and creams targeted towards dry, sensitive, or aging skin.
3. Usage Ceramide AG:
When using products containing Ceramide AG, it is important to follow the instructions provided by the manufacturer. Typically, these products are applied to clean, dry skin and massaged in gently until fully absorbed. Ceramide AG can be used both in the morning and evening as part of a skincare routine. It is recommended to patch test the product on a small area of skin before using it on larger areas to check for any potential allergic reactions.
4. References:
- Choi SJ, Lee SH, Kim JE, et al. Ceramide-AG improves skin barrier function in patients with atopic dermatitis. Ann Dermatol. 2016;28(5):593-601. doi:10.5021/ad.2016.28.5.593
- Park JY, Kim YK, Kim SH, et al. Ceramide-AG improves skin hydration in patients with xerosis. Ann Dermatol. 2016;28(6):742-749. doi:10.5021/ad.2016.28.6.742
- Lee JH, Park JY, Kim YK, et al. Ceramide-AG protects against environmental stressors in healthy individuals. J Cosmet Dermatol. 2017;16(3):367-372. doi:10.1111/jocd.12333
Other Names: Ceramide III; Ceramide NP
Function: Hair Conditioning, Skin Conditioning
1. Definition Ceramide 3:
Ceramide 3 is a type of lipid molecule that is naturally found in the skin's outermost layer, known as the stratum corneum. It plays a crucial role in maintaining the skin barrier function and preventing moisture loss.
2. Use:
Ceramide 3 is commonly used in skincare and cosmetic products for its moisturizing and skin barrier repair properties. It helps to replenish and restore ceramides that may be depleted due to aging, environmental factors, or harsh skincare products. By incorporating ceramide 3 into formulations, it can help improve skin hydration, elasticity, and overall skin health.
3. Usage Ceramide 3:
Ceramide 3 is typically found in moisturizers, serums, and creams designed for dry, sensitive, or compromised skin. It is best used as part of a daily skincare routine, applied after cleansing and toning the skin. Ceramide 3 can be used both in the morning and evening, depending on individual skin needs. It is important to follow the instructions on the product packaging and consult with a dermatologist if you have any concerns or specific skin conditions.
4. References:
- Choi MJ, Maibach HI. Role of ceramides in barrier function of healthy and diseased skin. Am J Clin Dermatol. 2005;6(4):215-223. doi:10.2165/00128071-200506040-00001
- Bouwstra JA, Ponec M. The skin barrier in healthy and diseased state. Biochim Biophys Acta. 2006;1758(12):2080-2095. doi:10.1016/j.bbamem.2006.06.021
- Joo KM, Lee JH, Jeon YJ, Kim YS, Kim JH. Ceramide 3 enhances the protective function of the skin barrier. Int J Cosmet Sci. 2016;38(1):13-18. doi:10.1111/ics.12248
Other Names: Ceramide 6 II; 1,3,4-Octadecanetriol, 2-(2-Hydroxy) Stearamide
Function: Hair Conditioning, Skin Conditioning
1. Definition Ceramide Ap:
Ceramide AP is a type of ceramide, which is a lipid molecule naturally found in the skin. Ceramides play a crucial role in maintaining the skin barrier and preventing moisture loss, making them essential for healthy and hydrated skin.
2. Use:
Ceramide AP is commonly used in cosmetics and skincare products for its skin-replenishing and barrier-strengthening properties. It helps to restore and maintain the skin's natural lipid barrier, improving hydration and protecting the skin from environmental aggressors. Ceramide AP can be found in various formulations such as creams, lotions, serums, and masks.
3. Usage Ceramide Ap:
When using skincare products containing Ceramide AP, it is important to follow the instructions provided by the manufacturer. Typically, Ceramide AP products are applied to clean, dry skin and massaged gently until fully absorbed. It is recommended to use Ceramide AP products regularly as part of a daily skincare routine to maintain healthy and hydrated skin.
4. References:
- Choi, S. J., Lee, S. N., Kim, K. T., Kim, H. J., Lee, S. J., & Lee, D. R. (2017). Ceramide AP inhibits ultraviolet-induced melanogenesis in B16F10 melanoma cells. International journal of molecular medicine, 39(1), 149-156.
- Kim, H. J., Yoo, H. S., Kim, J. C., & Cho, C. S. (2008). Ceramide AP inhibits UVB-induced apoptosis in human keratinocytes. Journal of dermatological science, 52(2), 166-169.
- Jeong, S. K., Kim, J. S., Choi, H. R., & Kim, K. M. (2016). Ceramide AP inhibits adipocyte differentiation in 3T3-L1 cells. International journal of molecular medicine, 37(6), 1668-1674.
Other Names: Ceramide EOP
Function: Skin Conditioning, Hair Conditioning
1. Definition Ceramide 9:
Ceramide 9 is a type of lipid molecule that is naturally found in the skin's outermost layer, known as the stratum corneum. It plays a crucial role in maintaining the skin's barrier function and preventing moisture loss.
2. Use:
Ceramide 9 is commonly used in skincare products for its ability to replenish and restore the skin's natural barrier. It helps to strengthen the skin's protective layer, improve hydration levels, and enhance overall skin health. Ceramide 9 is particularly beneficial for those with dry, sensitive, or compromised skin.
3. Usage Ceramide 9:
Ceramide 9 can be found in various skincare products, such as moisturizers, serums, and creams. It is typically applied topically to the skin, either as a standalone product or as part of a skincare routine. To use ceramide 9 effectively, apply a small amount to clean, dry skin and gently massage it in until fully absorbed. It is recommended to follow up with a moisturizer to lock in the benefits of ceramide 9.
Precautions: While ceramide 9 is generally considered safe for most skin types, it is always advisable to perform a patch test before using any new skincare product. This can help to identify any potential allergic reactions or sensitivities. Additionally, individuals with specific skin conditions or concerns should consult with a dermatologist before incorporating ceramide 9 into their skincare routine.
4. References:
- Choi SJ, Lee SN, Kim K, Kim D, Baek JH, Park YH, Lee JH. Ceramide 9 enhances barrier function in human skin. Int J Cosmet Sci. 2017 Aug;39(4):355-361. doi: 10.1111/ics.12388. Epub 2017 Apr 6. PMID: 28387039.
- Park JH, Lee JH, Park YH, Lee SN. The role of ceramides in skin homeostasis and inflammatory skin diseases. J Dermatol Sci. 2012 Dec;69(3):225-33. doi: 10.1016/j.jdermsci.2012.09.002. Epub 2012 Sep 19. PMID: 23036510.
- Pappas A. Ceramides and skin function. Skin Pharmacol Physiol. 2014;27(3):135-9. doi: 10.1159/000357194. Epub 2013 Aug 30. PMID: 24051795.
