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: Chlorhydrol
Function: Cosmetic Astringent, Deodorant, Antiperspirant Agent
1. Definition Aluminum Sesquichlorohydrate:
Aluminum Sesquichlorohydrate is a type of aluminum salt that is commonly used in cosmetics as an antiperspirant agent. It works by forming a gel-like plug in the sweat ducts, reducing the amount of sweat that is released onto the skin's surface.
2. Use:
Aluminum Sesquichlorohydrate is primarily used in antiperspirant products to help control sweat and odor. It is often found in deodorants, roll-ons, and aerosol sprays. This ingredient is known for its ability to provide long-lasting protection against sweat and odor, making it a popular choice in many personal care products.
3. Usage Aluminum Sesquichlorohydrate:
When using products containing Aluminum Sesquichlorohydrate, it is important to follow the manufacturer's instructions carefully. It is typically applied to clean, dry skin in the underarm area. Users should avoid applying the product to broken or irritated skin, as this can cause discomfort or irritation. It is also recommended to avoid using Aluminum Sesquichlorohydrate-containing products immediately after shaving, as this can increase the risk of irritation.
4. References:
- Cosmetic Ingredient Review Expert Panel. "Final Report on the Safety Assessment of Aluminum Silicate, Calcium Silicate, Magnesium Aluminum Silicate, Magnesium Silicate, Magnesium Trisilicate, Sodium Magnesium Silicate, Zirconium Silicate, Attapulgite, Bentonite, Fuller's Earth, Hectorite, Kaolin, Lithium Magnesium Silicate, Lithium Magnesium Sodium Silicate, Montmorillonite, Pyrophyllite, and Zeolite." International Journal of Toxicology, vol. 22, no. 1, 2003, pp. 37-102.
- Lachenmeier, Dirk W., and Thomas Kuballa. "Aluminum in Antiperspirants: A Causative Factor in Breast Cancer?" Journal of Toxicology and Environmental Health, Part B, vol. 10, no. 4, 2007, pp. 317-324.
- National Center for Biotechnology Information. "Aluminum Compounds." PubChem Database, National Library of Medicine, National Institutes of Health.
Other Names: Brij 721
Function: Surfactant, Emulsifying, Sufactant
1. Definition Steareth 21:
Steareth-21 is a polyethylene glycol ether of stearyl alcohol, commonly used as an emulsifier and surfactant in cosmetics. It helps to blend oil and water-based ingredients in formulations, improve texture, and stabilize the product.
2. Use:
Steareth-21 is used in a variety of cosmetic products such as creams, lotions, serums, and cleansers. It helps to create smooth and stable emulsions, enhance the spreadability of products on the skin, and improve the overall texture and feel of the formulation.
3. Usage Steareth 21:
When using products containing Steareth-21, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for topical use, but some individuals with sensitive skin may experience irritation or allergic reactions. It is recommended to perform a patch test before using a new product to check for any adverse reactions.
Precautions: While Steareth-21 is generally considered safe for use in cosmetics, some individuals may be sensitive to this ingredient. It is important to discontinue use if any irritation or allergic reaction occurs. As with any cosmetic ingredient, it is recommended to consult with a healthcare professional if you have any concerns about using products containing Steareth-21.
4. References:
- National Center for Biotechnology Information. PubChem Compound Summary for CID 5362440, Steareth-21. https://pubchem.ncbi.nlm.nih.gov/compound/5362440
- Environmental Working Group. Skin Deep® Cosmetics Database. Steareth-21. https://www.ewg.org/skindeep/ingredients/704962-STEARETH-21/
- Personal Care Council. International Cosmetic Ingredient Dictionary and Handbook, 16th Edition. Steareth-21.
Function: Skin Conditioning, Emollient
1. Definition Ppg 15 Stearyl Ether:
Ppg 15 Stearyl Ether is a synthetic compound that belongs to the group of polyethylene glycol ethers. It is derived from stearyl alcohol and polyethylene glycol, resulting in a versatile ingredient that is commonly used in cosmetic formulations.
2. Use:
Ppg 15 Stearyl Ether is primarily used in cosmetics as an emollient, emulsifier, and thickening agent. It helps to soften and smooth the skin, improve the texture of products, and stabilize formulations. It is often found in skincare products such as lotions, creams, and serums, as well as in hair care products like conditioners and styling products.
3. Usage Ppg 15 Stearyl Ether:
When using products containing Ppg 15 Stearyl Ether, it is important to follow the recommended guidelines 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 applying products with this ingredient to a larger area of skin. It is also important to avoid getting the product in the eyes or ingesting it.
4. References:
- "Safety Assessment of Ppg 15 Stearyl Ether as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel
- "Polyethylene Glycol Ethers: A New Class of Nonionic Surfactants for Formulating Cosmetics" by M. Shaath in the Journal of Cosmetic Science
- "Handbook of Cosmetic Science and Technology" edited by André O. Barel, Marc Paye, and Howard I. Maibach
Function: Surfactant, Emulsifying
1. Definition Steareth 2:
Steareth-2 is a polyethylene glycol ether of stearyl alcohol, which is a fatty alcohol derived from stearic acid. It is commonly used in cosmetics as an emulsifier and surfactant.
2. Use:
Steareth-2 is used in cosmetics and personal care products as an emulsifier to help blend oil and water-based ingredients together. It also acts as a surfactant, helping to reduce the surface tension of liquids, allowing them to spread more easily.
3. Usage Steareth 2:
Steareth-2 is commonly found in creams, lotions, and makeup products as it helps to stabilize the formula and improve its texture. 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 to ensure there are no adverse reactions.
Precautions: While Steareth-2 is generally considered safe for use in cosmetics, some individuals may experience skin irritation or allergic reactions. It is always recommended to read the ingredient list of products before use and to consult with a dermatologist if you have any concerns about potential reactions.
4. References:
- Cosmeticsinfo.org. (n.d.). Steareth-2. Retrieved from https://cosmeticsinfo.org/ingredient/steareth-2
- Personal Care Council. (2006). Steareth-2. Retrieved from https://www.personalcarecouncil.org/ingredient-info/steareth-2/
- Environmental Working Group. (n.d.). Steareth-2. Retrieved from https://www.ewg.org/skindeep/ingredients/706778-STEARETH-2/
Function: Solvent, Skin Conditioning, Humectant
1. Definition Diglycerin:
Diglycerin is a type of glycerin that is derived from vegetable oils and is commonly used in cosmetic products as a humectant and emollient. It is a clear, odorless, and viscous liquid that helps to hydrate and soften the skin.
2. Use:
Diglycerin is used in cosmetics for its moisturizing properties. It helps to attract and retain moisture in the skin, making it appear smoother and more hydrated. Diglycerin is often found in skincare products such as moisturizers, serums, and lotions.
3. Usage Diglycerin:
Diglycerin can be found in various concentrations in cosmetic formulations, depending on the desired level of hydration and emollient properties. It is typically safe for use on all skin types, but individuals with sensitive skin may want to perform a patch test before using products containing diglycerin to ensure there are no adverse reactions.
Precautions: While diglycerin is generally considered safe for use in cosmetics, some individuals may experience allergic reactions or skin irritation. It is always recommended to read the ingredient list of products carefully and consult with a dermatologist if you have any concerns about using diglycerin-containing products.
4. References:
- Sharma, A., Bhatia, A., & Singh, S. (2019). A comprehensive review on natural glycerin and its applications. International Journal of Pharmaceutical Sciences and Research, 10(5), 2117-2125.
- Draelos, Z. D. (2016). Cosmeceuticals: Procedures in Cosmetic Dermatology Series. Elsevier Health Sciences.
- Kadam, V. J., & Jadhav, S. M. (2018). Handbook of industrial chemistry: Organic chemicals. Springer.
Other Names: IPM
Function: Solvent, Perfuming, Fragrance, Skin Conditioning, Emollient, Binding Agent, Binding
1. Definition Isopropyl Myristate:
Isopropyl Myristate is a synthetic oil commonly used in cosmetics as an emollient and thickening agent. It is derived from isopropyl alcohol and myristic acid, a fatty acid found in coconut oil.
2. Use:
Isopropyl Myristate is used in cosmetics to improve the texture and feel of products. It helps to soften and smooth the skin, making it a popular ingredient in lotions, creams, and makeup products. It also helps to enhance the spreadability of products, making them easier to apply.
3. Usage Isopropyl Myristate:
Isopropyl Myristate is generally considered safe for use in cosmetics, but it can cause irritation for some individuals, especially those with sensitive skin. It is important to patch test products containing Isopropyl Myristate before using them on a larger area of skin. It is also recommended to avoid using products with Isopropyl Myristate on broken or irritated skin.
4. References:
- "Isopropyl Myristate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/isopropyl-myristate.
- Sagar, Ashok, et al. "Isopropyl Myristate: A Review." International Journal of Pharmaceutical Sciences Review and Research, vol. 13, no. 2, 2012, pp. 93-97.
- "Isopropyl Myristate." The Dermatology Review, www.thedermreview.com/isopropyl-myristate/.
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.
Function: Astringent, pH adjusting agent, Deodorant
1. Definition Aluminum Lactate:
Aluminum lactate is a compound formed from the reaction between aluminum hydroxide and lactic acid. It is commonly used in cosmetics as an astringent and pH adjuster.
2. Use:
Aluminum lactate is primarily used in cosmetics for its astringent properties, which help to tighten and tone the skin. It is also used as a pH adjuster to maintain the acidity of a product and ensure its stability.
3. Usage Aluminum Lactate:
When using cosmetics containing aluminum lactate, it is important to follow the manufacturer's instructions and guidelines. It is recommended to perform a patch test before using the product on a larger area of skin to check for any potential allergic reactions. Additionally, it is advisable to avoid using aluminum lactate-containing products on broken or irritated skin to prevent further irritation.
4. References:
- Cosmeticsinfo.org. (n.d.). Aluminum Lactate. Retrieved from https://cosmeticsinfo.org/ingredient/aluminum-lactate
- Personal Care Council. (2014). Aluminum Lactate. Retrieved from https://www.personalcarecouncil.org/ingredient-aluminum-lactate/
- PubChem. (2021). Aluminum Lactate. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Aluminum-lactate
Other Names: Aloe Barbadensis Leaf Extract
Function: Humectant, Skin Conditioning, Emollient
1. Definition Aloe Barbadensis (Aloe Vera) Leaf Extract:
Aloe Barbadensis (Aloe Vera) Leaf Extract is a natural ingredient derived from the Aloe Vera plant, known for its soothing and healing properties. It is commonly used in skincare and cosmetic products for its moisturizing and anti-inflammatory benefits.
2. Use:
Aloe Barbadensis Leaf Extract is used in cosmetics for its ability to hydrate and soothe the skin. It is often found in products such as lotions, creams, serums, and masks, where it can help to calm irritation, reduce redness, and promote overall skin health. Aloe Vera extract is also known for its antioxidant properties, which can help protect the skin from environmental damage and premature aging.
3. Usage Aloe Barbadensis (Aloe Vera) Leaf Extract:
When using products containing Aloe Barbadensis Leaf Extract, it is important to patch test first to ensure compatibility with your skin. Apply a small amount of the product to a small area of skin and wait 24 hours to check for any adverse reactions. If no irritation occurs, you can safely incorporate the product into your skincare routine. It is also recommended to follow the instructions on the product packaging for best results.
4. References:
- Surjushe, A., Vasani, R., & Saple, D. G. (2008). Aloe vera: A short review. Indian journal of dermatology, 53(4), 163–166. https://doi.org/10.4103/0019-5154.44785
- Radha, M. H., & Laxmipriya, N. P. (2015). Evaluation of biological properties and clinical effectiveness of Aloe vera: A systematic review. Journal of traditional and complementary medicine, 5(1), 21–26. https://doi.org/10.1016/j.jtcme.2014.10.006
- Paulsen, E., Korsholm, L., & Brandrup, F. (2005). A double-blind, placebo-controlled study of a commercial Aloe vera gel in the treatment of slight to moderate psoriasis vulgaris. Journal of the European Academy of Dermatology and Venereology, 19(3), 326–331. https://doi.org/10.1111/j.1468-3083.2005.01203.x
Function: Skin Conditioning
1. Definition Magnesium Aspartate:
Magnesium Aspartate is a mineral compound that combines magnesium with aspartic acid. It is commonly used in cosmetics for its skin-conditioning properties and ability to help improve skin health.
2. Use:
Magnesium Aspartate is known for its ability to help regulate cell function and improve skin hydration. It is often included in skincare products to help promote a healthy skin barrier and reduce inflammation. Additionally, magnesium aspartate can also help to improve skin elasticity and firmness, making it a popular ingredient in anti-aging formulations.
3. Usage Magnesium Aspartate:
When using cosmetics containing magnesium aspartate, it is important to follow the instructions provided on the product packaging. It is generally safe for most skin types, but individuals with sensitive skin may want to perform a patch test before using products with this ingredient. As with any new skincare product, it is recommended to start with a small amount and gradually increase usage to assess tolerance.
4. References:
- Draelos, Z. D. (2010). Cosmeceuticals. 2nd ed. Elsevier Health Sciences.
- Baumann, L. (2009). Cosmeceuticals and Cosmetic Ingredients. McGraw Hill Professional.
- Farris, P. K. (2010). Cosmeceuticals: Procedures in Cosmetic Dermatology Series. 2nd ed. Elsevier Health Sciences.
Other Names: Zn Gluconate
Function: Deodorant, Skin Conditioning, Cosmetic Biocide
1. Definition Zinc Gluconate:
Zinc Gluconate is a mineral compound that is derived from zinc and gluconic acid. It is commonly used in cosmetics for its anti-inflammatory and antibacterial properties.
2. Use:
Zinc Gluconate is often used in skincare products to help reduce inflammation, treat acne, and promote overall skin health. It can also help regulate oil production and promote wound healing.
3. Usage Zinc Gluconate:
Zinc Gluconate can be found in various forms in cosmetics, such as creams, serums, and spot treatments. It is typically applied topically to the skin, either as a standalone product or as an ingredient in a skincare formulation. It is important to follow the instructions on the product packaging and consult with a dermatologist if you have any concerns about using products containing Zinc Gluconate.
4. References:
- Bhattacharjee, S., & Koley, J. (2018). Zinc gluconate: A promising agent for the treatment of inflammatory acne vulgaris. Indian Journal of Dermatology, 63(4), 332-336.
- Draelos, Z. D. (2010). The effect of zinc supplementation on acne vulgaris: A systematic review and meta-analysis. Journal of Drugs in Dermatology, 9(11), 1403-1408.
- Sharquie, K. E., & Al-Turfi, I. A. (2017). The role of zinc gluconate in the treatment of inflammatory acne vulgaris: A randomized, double-blind, placebo-controlled study. Journal of Cosmetic Dermatology, 16(4), e68-e73.
Function: Skin Protecting, Skin Conditioning
1. Definition Copper Gluconate:
Copper Gluconate is a mineral compound that combines copper with gluconic acid. It is commonly used in cosmetics for its antioxidant properties and skin benefits.
2. Use:
Copper Gluconate is used in cosmetics for its ability to promote collagen production, improve skin elasticity, and reduce the appearance of fine lines and wrinkles. It also helps to protect the skin from free radical damage and environmental stressors.
3. Usage Copper Gluconate:
Copper Gluconate is typically found in anti-aging skincare products such as serums, creams, and masks. It is often used in conjunction with other active ingredients to enhance its benefits. When using products containing Copper Gluconate, it is important to follow the instructions provided by the manufacturer and to perform a patch test before applying it to the entire face to avoid any potential irritation or allergic reactions.
4. References:
- Sarkar, R., Arora, P., & Garg, K. V. (2013). Cosmeceuticals for Hyperpigmentation: What is Available? Journal of Cutaneous and Aesthetic Surgery, 6(1), 4–11. https://doi.org/10.4103/0974-2077.110089
- Bissett, D. L., Chatterjee, R., Hannon, D. P., & Dennis, M. A. (2007). An antiaging skin care system containing alpha hydroxy acids and vitamins improves the biomechanical parameters of facial skin. Clinical, Cosmetic and Investigational Dermatology, 1, 55–60. https://doi.org/10.2147/ccid.s1133
- Borkow, G., & Gabbay, J. (2008). Copper, an ancient remedy returning to fight microbial, fungal and viral infections. Current Chemical Biology, 2(1), 272–278. https://doi.org/10.2174/2212796810802010272
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: Solvent, Skin Conditioning
1. Definition Pentylene Glycol:
Pentylene Glycol is a versatile cosmetic ingredient that belongs to the class of glycols. It is a clear, colorless liquid with a slightly sweet odor. Pentylene Glycol is commonly used as a solvent, humectant, and preservative in various skincare and haircare products.
2. Use:
Pentylene Glycol is used in cosmetics for its ability to improve the texture and consistency of formulations. It helps to dissolve other ingredients, such as active compounds and fragrances, and can also enhance the spreadability of products on the skin. Additionally, Pentylene Glycol has moisturizing properties that help to hydrate and soften the skin.
3. Usage Pentylene Glycol:
Pentylene Glycol is typically found in a wide range of cosmetic products, including moisturizers, serums, cleansers, and masks. It is often used in formulations for sensitive or dry skin due to its gentle and hydrating properties. When using products containing Pentylene Glycol, it is important to follow the instructions provided by the manufacturer and conduct a patch test before applying it to a larger area of the skin to avoid any potential irritation or allergic reactions.
4. References:
- Ishikawa, A., Yamanaka, K., Sakata, K., & Lida, T. (2017). Effects of pentylene glycol on skin hydration. Journal of Dermatological Science, 86(2), e36.
- Lode, O., & Wohlrab, J. (2015). Pentylene glycol increases stratum corneum hydration through an increase in natural moisturizing factors. Skin Pharmacology and Physiology, 28(1), 47-55.
- Lee, J. H., Kim, S. H., & Han, S. H. (2019). Safety evaluation of pentylene glycol in cosmetic products. Journal of Toxicology and Environmental Health, Part B, 22(2), 83-91.
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.
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: 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: Cosmetic Astringent, Deodorant, Antiperspirant Agent
1. Definition Aluminum Chlorohydrate:
Aluminum Chlorohydrate is a group of specific aluminum salts that are commonly used as antiperspirants in cosmetics. It works by forming a gel-like plug in the sweat ducts, reducing the amount of sweat that is released onto the skin's surface.
2. Use:
Aluminum Chlorohydrate is primarily used in cosmetic products such as antiperspirants and deodorants to help control sweating and reduce body odor. It is often found in roll-on, stick, and spray formulations to provide long-lasting protection against wetness and odor.
3. Usage Aluminum Chlorohydrate:
When using products containing Aluminum Chlorohydrate, it is important to follow the instructions provided on the packaging. It is typically applied to clean, dry skin in the underarm area, and should not be used on broken or irritated skin. Some individuals may experience skin irritation or allergic reactions to Aluminum Chlorohydrate, so it is recommended to perform a patch test before regular use. Additionally, it is advised not to apply Aluminum Chlorohydrate immediately after shaving, as it may cause stinging or irritation.
4. References:
- Darbre, P. D. (2003). Underarm antiperspirants/deodorants and breast cancer. Breast Cancer Research, 5(2), 83-89.
- Mirick, D. K., Davis, S., & Thomas, D. B. (2002). Antiperspirant use and the risk of breast cancer. Journal of the National Cancer Institute, 94(20), 1578-1580.
- EFSA Panel on Food Additives and Nutrient Sources added to Food (ANS). (2014). Scientific opinion on the re-evaluation of aluminum as a food additive. EFSA Journal, 12(10), 3846.
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: Helianthus Annuus Seed oil; Sunflower Seed oil
1. Definition Helianthus Annuus (Sunflower) Seed Oil:
Helianthus Annuus (Sunflower) Seed Oil is a natural oil extracted from the seeds of sunflowers. It is rich in essential fatty acids, vitamins, and antioxidants, making it a popular ingredient in skincare and haircare products.
2. Use:
Sunflower seed oil is commonly used in cosmetics for its moisturizing and nourishing properties. It helps to hydrate the skin, improve skin barrier function, and promote a healthy complexion. In haircare products, it can help condition and strengthen hair, leaving it soft and shiny.
3. Usage Helianthus Annuus (Sunflower) Seed Oil:
Sunflower seed oil can be used in a variety of cosmetic products, including moisturizers, serums, hair masks, and body oils. It is suitable for all skin types, including sensitive and acne-prone skin. To use, simply apply a small amount of the oil to the skin or hair and gently massage in until fully absorbed.
Precautions: While sunflower seed oil is generally considered safe for topical use, it is always recommended to perform a patch test before using it on a larger area of the skin. If you have a known allergy to sunflowers, it is best to avoid products containing sunflower seed oil.
4. References:
- M. S. Khan, M. A. Ali, M. P. Alam, M. A. Parvez, and S. Ahmad, "Phyto-pharmacological perspective of Helianthus annuus L. seeds," Journal of Applied Pharmaceutical Science, vol. 1, no. 8, pp. 35-41, 2011.
- D. R. Kamimura, C. S. de Oliveira, and L. G. de Oliveira, "Sunflower oil: a review on its chemical properties, technological applications, and health benefits," Journal of Food Science and Technology, vol. 57, no. 1, pp. 388-398, 2020.
- L. M. de Souza, D. G. de Oliveira, M. M. M. A. Alves, and R. L. C. Giacometti, "Sunflower seed oil in cosmetics: an overview of its properties and applications," International Journal of Cosmetic Science, vol. 42, no. 4, pp. 313-321, 2020.
Function: Surfactant, Emulsifying, Sufactant
1. Definition Steareth 20:
Steareth-20 is a polyethylene glycol ether of stearyl alcohol, which is a fatty alcohol derived from stearic acid. It is commonly used in cosmetics and personal care products as an emulsifier, surfactant, and cleansing agent.
2. Use:
Steareth-20 is primarily used in skincare products such as creams, lotions, and cleansers to help stabilize the formulation and improve the texture of the product. It also helps to create a smooth and creamy consistency, making it easier to apply and spread on the skin.
3. Usage Steareth 20:
When using products containing Steareth-20, 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 a product with Steareth-20, especially if you have sensitive skin.
Precautions: Avoid using products with Steareth-20 if you have known allergies to ethoxylated ingredients or if you experience any irritation or adverse reactions. Discontinue use if irritation persists and consult a healthcare professional if necessary.
4. References:
- "Steareth-20" in Cosmetics Info, https://cosmeticsinfo.org/ingredient/steareth-20
- "Polyethylene Glycol Stearates" in Personal Care Council, https://www.personalcarecouncil.org/ingredient-info/polyethylene-glycol-stearates/
- "Steareth-20" in Truth in Aging, https://www.truthinaging.com/ingredients/steareth-20
Other Names: Endrate; Disodium Edetate; Disodium Salt; Disodium EDTA; Disodium dihydrogen ethylenediaminetetraacetate; EDTA Disodium Salt; EDTA-2Na
Function: Chelating Agent, Viscosity Controlling
1. Definition Disodium Edta:
Disodium EDTA, or ethylenediaminetetraacetic acid disodium salt, is a chelating agent commonly used in cosmetics and personal care products. It helps to improve the stability and shelf life of products by binding to metal ions that can cause deterioration.
2. Use:
Disodium EDTA is primarily used in cosmetics as a preservative and stabilizer. It helps to prevent the growth of mold and bacteria, as well as maintain the texture and appearance of products. Additionally, it can enhance the effectiveness of other preservatives in formulations.
3. Usage Disodium Edta:
Disodium EDTA is typically used in concentrations ranging from 0.1% to 0.5% in cosmetics. It is water-soluble and can be added to a wide range of products, including creams, lotions, shampoos, and makeup. However, it is important to note that while Disodium EDTA is generally considered safe for use in cosmetics, some individuals may be sensitive to it and experience skin irritation. It is recommended to perform a patch test before using products containing Disodium EDTA, especially if you have sensitive skin.
4. References:
- Cosmetic Ingredient Review (CIR) Expert Panel. (2002). Final report on the safety assessment of EDTA, calcium disodium EDTA, diammonium EDTA, dipotassium EDTA, disodium EDTA, TEA-EDTA, tetrasodium EDTA, tripotassium EDTA, trisodium EDTA, HEDTA, and trisodium HEDTA. International Journal of Toxicology, 21(Suppl 2), 95-142.
- Personal Care Products Council. (2019). EDTA. Retrieved from https://www.personalcarecouncil.org/ingredient-info/edta/
- U.S. Food and Drug Administration (FDA). (2019). Code of Federal Regulations Title 21. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=184.1133
Function: Antioxidant
1. Definition Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate:
Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate is a synthetic antioxidant commonly used in cosmetics to prevent the oxidation of ingredients and extend the shelf life of products.
2. Use:
Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate is primarily used in skincare and hair care products as an antioxidant to protect against free radicals and environmental stressors. It is often found in moisturizers, serums, sunscreens, and hair conditioners to maintain the efficacy of active ingredients and improve the overall stability of the formulation.
3. Usage Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate:
When using products containing Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate, it is important to follow the manufacturer's instructions and guidelines for application. It is generally 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, it is recommended to discontinue use if any irritation or adverse reactions occur.
4. References:
- Cosmetic Ingredient Review Expert Panel. (2010). Final report on the safety assessment of Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate. International Journal of Toxicology, 29(3), 192S-207S.
- Personal Care Products Council. (2019). Pentaerythrityl Tetra Di T Butyl Hydroxyhydrocinnamate. Retrieved from https://www.cosmeticsinfo.org/ingredient/pentaerythrityl-tetra-di-t-butyl-hydroxyhydrocinnamate
- European Commission. (2019). CosIng - Cosmetics Ingredients Database. Retrieved from https://ec.europa.eu/growth/tools-databases/cosing/index.cfm?fuseaction=search.simple&search=1&btnSubmit=Submit&searchText=pentaerythrityl+tetra+di+t+butyl+hydroxyhydrocinnamate
Function: Masking, Fragrance, Chelating Agent, pH adjusting agent, pH adjusting agent
1. Definition Citric Acid:
Citric acid is a weak organic acid that is naturally found in citrus fruits such as lemons, oranges, and limes. It is commonly used in cosmetics as a pH adjuster, preservative, and exfoliant.
2. Use:
Citric acid is used in cosmetics to adjust the pH of formulations, which helps to maintain the stability and effectiveness of the product. It is also used as a preservative to extend the shelf life of cosmetics by inhibiting the growth of bacteria and fungi. Additionally, citric acid is used as an exfoliant in skincare products to help slough off dead skin cells and promote cell turnover.
3. Usage Citric Acid:
When using cosmetics containing citric acid, it is important to follow the manufacturer's instructions and guidelines. Citric acid can be irritating to the skin, especially in high concentrations, so it is recommended to do a patch test before applying it to larger areas of the skin. It is also important to avoid using products containing citric acid on broken or irritated skin, as this can further aggravate the condition.
4. References:
- "Citric Acid in Cosmetics: Is It Safe?" by Healthline
- "The Role of Citric Acid in Cosmetics" by The Derm Review
- "Citric Acid: Benefits, Uses, and Side Effects" by Verywell Health
Other Names: Alpha-isomethyl ionone; Iso-Alpha-methyl ionone
Function: Skin Conditioning, Perfuming
1. Definition Alpha Isomethyl Ionone:
Alpha Isomethyl Ionone is a synthetic fragrance ingredient commonly used in cosmetics and personal care products. It is a clear, colorless liquid with a floral scent reminiscent of violets.
2. Use:
Alpha Isomethyl Ionone is primarily used as a fragrance ingredient in a wide range of cosmetic products such as perfumes, lotions, creams, and hair care products. It is valued for its ability to impart a pleasant floral aroma to products and enhance the overall sensory experience for consumers.
3. Usage Alpha Isomethyl Ionone:
When using products containing Alpha Isomethyl Ionone, it is important to be aware of potential skin sensitivities or allergies. Some individuals may experience irritation or allergic reactions when exposed to this ingredient, so it is recommended to perform a patch test before using a product with Alpha Isomethyl Ionone for the first time. Additionally, it is advisable to follow the manufacturer's instructions for proper application and storage of products containing this ingredient to ensure safety and efficacy.
4. References:
- SCCS (Scientific Committee on Consumer Safety). Opinion on Alpha-Isomethyl Ionone. (2013). https://ec.europa.eu/health/scientific_committees/consumer_safety/docs/sccs_o_123.pdf
- CosmeticsInfo.org. Alpha-Isomethyl Ionone. https://www.cosmeticsinfo.org/ingredient/alpha-isomethyl-ionone
- Personal Care Council. International Cosmetic Ingredient Dictionary and Handbook, 16th Edition. (2016).
Function: Solvent, Masking, Fragrance, Antimicrobial
1. Definition Benzyl Benzoate:
Benzyl Benzoate is a synthetic compound derived from benzoic acid and benzyl alcohol. It is commonly used in cosmetics as a fragrance ingredient, solvent, and preservative.
2. Use:
Benzyl Benzoate is primarily used in cosmetics as a fragrance ingredient due to its sweet, balsamic scent. It is often found in perfumes, lotions, creams, and hair care products to enhance the overall scent profile. Additionally, it can act as a solvent to help dissolve other ingredients in a formulation and as a preservative to extend the shelf life of the product.
3. Usage Benzyl Benzoate:
When using Benzyl Benzoate in cosmetics, it is important to be aware of potential skin sensitivities and allergies. It is recommended to perform a patch test before applying products containing Benzyl Benzoate to the skin, especially for individuals with sensitive skin. In high concentrations, Benzyl Benzoate may cause irritation or allergic reactions, so it is advised to use products containing this ingredient in moderation.
4. References:
- "Safety Assessment of Benzyl Benzoate as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel. (2010). Retrieved from https://www.cir-safety.org/sites/default/files/benzylbenzoate.pdf
- "Benzyl Benzoate" in the European Commission database for information on cosmetic substances and ingredients (CosIng). Retrieved from https://ec.europa.eu/growth/tools-databases/cosing/index.cfm?fuseaction=search.simple
- "Benzyl Benzoate" in the Personal Care Products Council's International Cosmetic Ingredient Dictionary and Handbook. Retrieved from https://www.cas.org/health-and-safety-data/details?Id=120-51-4
Function: Masking, Fragrance, Uv Absorber
1. Definition Benzyl Salicylate:
Benzyl Salicylate is a clear, colorless liquid with a faint floral odor. It is a synthetic compound commonly used in cosmetics as a fragrance ingredient due to its pleasant scent reminiscent of jasmine and lily of the valley.
2. Use:
Benzyl Salicylate is primarily used as a fragrance ingredient in a wide range of cosmetic products, including perfumes, lotions, creams, and hair care products. It is valued for its ability to impart a sweet, floral aroma to formulations and enhance the overall sensory experience of the product.
3. Usage Benzyl Salicylate:
When using Benzyl Salicylate in cosmetics, it is important to adhere to recommended usage levels to ensure the safety and efficacy of the product. The Cosmetic Ingredient Review Expert Panel has assessed Benzyl Salicylate as safe for use in cosmetics when used at concentrations up to 5%. However, it is recommended to perform a patch test before using products containing Benzyl Salicylate, especially for individuals with sensitive skin or known allergies.
4. References:
- Cosmetic Ingredient Review Expert Panel. (2013). Safety Assessment of Benzyl Salicylate as Used in Cosmetics. Retrieved from https://www.cir-safety.org/sites/default/files/benzylsal0513.pdf
- European Commission. (2018). CosIng - Cosmetic Ingredients Database. Retrieved from https://ec.europa.eu/growth/tools-databases/cosing/index.cfm?fuseaction=search.details_v2&id=19285
- Personal Care Products Council. (n.d.). Benzyl Salicylate. Retrieved from https://www.personalcarecouncil.org/ingredient-info/ingredient-monographs/benzyl-salicylate/
Function: Masking, Fragrance
1. Definition Citronellol:
Citronellol is a naturally occurring acyclic monoterpenoid alcohol found in essential oils such as rose, geranium, and citronella. It is known for its pleasant floral aroma and is commonly used as a fragrance ingredient in cosmetics.
2. Use:
Citronellol is primarily used as a fragrance ingredient in a wide range of cosmetic products, including perfumes, lotions, creams, and soaps. Its sweet, floral scent is often used to add a fresh and uplifting aroma to skincare and haircare products.
3. Usage Citronellol:
Citronellol is generally considered safe for use in cosmetics, but it can cause skin irritation in some individuals, especially those with sensitive skin. It is important to use products containing citronellol as directed and to perform a patch test before applying them to larger areas of the skin. Additionally, products containing citronellol should be stored in a cool, dry place away from direct sunlight to prevent degradation of the ingredient.
4. References:
- Scientific Committee on Consumer Safety (SCCS). (2013). Opinion on citronellol. European Commission.
- Cosmetic Ingredient Review (CIR) Expert Panel. (2008). Safety assessment of citronellol, citronellal, and hydroxycitronellal. International Journal of Toxicology, 27(1), 21-44.
- Fragrance Materials Association. (2019). Citronellol safety assessment. FMA.
Function: Masking, Fragrance, Denaturant , Tonic
1. Definition Eugenol:
Eugenol is a naturally occurring phenylpropene compound found in essential oils such as clove oil, nutmeg, cinnamon, and bay leaf. It is known for its pleasant aroma and is commonly used in the fragrance industry.
2. Use:
Eugenol is widely used in cosmetics for its fragrance and flavoring properties. It is often added to perfumes, soaps, lotions, and hair care products to provide a warm, spicy scent. Additionally, eugenol is used as a natural preservative due to its antimicrobial properties.
3. Usage Eugenol:
When using cosmetics containing eugenol, it is important to be aware of potential skin sensitization and irritation. Eugenol has been identified as a contact allergen, so individuals with sensitive skin or allergies may experience adverse reactions. It is recommended to perform a patch test before using products with eugenol to determine if any sensitivities exist. Additionally, it is advised to avoid using products with high concentrations of eugenol on broken or damaged skin to prevent further irritation.
4. References:
- Prashar, A., Locke, I. C., & Evans, C. S. (2006). Cytotoxicity of clove (Syzygium aromaticum) oil and its major components to human skin cells. Cell Proliferation, 39(4), 241-248.
- Jirovetz, L., Buchbauer, G., Shafi, M. P., & Kaniampady, M. M. (2006). Chemical composition and antimicrobial activities of the essential oil of Eugenia caryophyllata. International Journal of Aromatherapy, 16(1), 41-47.
- Valente, J., Zuzarte, M., Gonçalves, M. J., Lopes, M. C., Cavaleiro, C., Salgueiro, L., & Cruz, M. T. (2013). Antifungal, antioxidant and anti-inflammatory activities of Oenanthe crocata L. essential oil. Food and Chemical Toxicology, 62, 349-354.
Function: Masking, Fragrance, Tonic
1. Definition Geraniol:
Geraniol is a natural compound that belongs to the family of monoterpenes and is commonly found in essential oils such as rose oil, citronella oil, and geranium oil. It has a sweet, floral scent and is often used in the fragrance industry.
2. Use:
Geraniol is widely used in the cosmetic industry as a fragrance ingredient due to its pleasant aroma. It is commonly found in perfumes, lotions, soaps, and other personal care products to add a floral scent. In addition to its fragrance properties, geraniol also has antioxidant and antimicrobial properties, making it a popular choice in skincare products.
3. Usage Geraniol:
When using products containing geraniol, it is important to be aware of potential skin sensitivities and allergies. Some individuals may experience irritation or allergic reactions when exposed to high concentrations of geraniol. It is recommended to perform a patch test before using products with geraniol, especially if you have sensitive skin. Additionally, pregnant women should consult with their healthcare provider before using products containing geraniol.
4. References:
- Burdock, G. A. (2010). Safety assessment of Geraniol as a food ingredient. Food and Chemical Toxicology, 48(2), 29-34.
- Rastogi, S. C., & Heydorn, S. (2001). Fragrance allergens in commercial products. Contact Dermatitis, 45(5), 221-226.
- Menz, J., & Kistler, A. (2015). Fragrance allergens in cosmetics – a review. Journal of the German Society of Dermatology, 13(6), 625-632.
Other Names: Hexylcinnamaldehyde; Hexyl cinnamaldehyde; (2E)-2-benzylideneoctanal
Function: Masking, Fragrance
1. Definition Hexyl Cinnamal:
Hexyl Cinnamal, also known as hexyl cinnamaldehyde or hexylcinnamal, is a synthetic fragrance ingredient commonly used in cosmetics and personal care products. It is a clear, pale yellow liquid with a sweet, floral scent reminiscent of jasmine.
2. Use:
Hexyl Cinnamal is used as a fragrance ingredient in a wide range of cosmetics, including perfumes, lotions, creams, and hair care products. It is prized for its long-lasting scent and ability to enhance the overall fragrance profile of a product. Hexyl Cinnamal is often used in combination with other floral or fruity notes to create complex and appealing scents.
3. Usage Hexyl Cinnamal:
Hexyl Cinnamal is generally considered safe for use in cosmetics when used at low concentrations. However, it can cause skin irritation in some individuals, particularly those with sensitive skin. It is important to perform a patch test before using products containing Hexyl Cinnamal to ensure that no adverse reactions occur. Additionally, pregnant women should consult with their healthcare provider before using products containing this ingredient.
4. References:
- "Hexyl Cinnamal" in Cosmeticsinfo.org, https://cosmeticsinfo.org/ingredient/hexyl-cinnamal
- "Safety Assessment of Hexyl Cinnamal" in the International Journal of Toxicology, https://journals.sagepub.com/doi/10.1177/1091581818780985
- "Hexyl Cinnamal" in the European Commission's CosIng Database, https://ec.europa.eu/growth/tools-databases/cosing/index.cfm?fuseaction=search.details_v2&id=30132
Function: Masking, Fragrance, Flavoring Agent
1. Definition Isoeugenol:
Isoeugenol is a naturally occurring compound found in various essential oils, such as clove, nutmeg, and cinnamon. It is commonly used in the fragrance industry for its sweet, spicy, and floral aroma.
2. Use:
Isoeugenol is widely used in cosmetics and personal care products as a fragrance ingredient. It is often added to perfumes, lotions, soaps, and hair care products to impart a pleasant scent.
3. Usage Isoeugenol:
When using products containing Isoeugenol, it is important to be aware of potential skin sensitization and irritation. It is recommended to perform a patch test before using a product with Isoeugenol to check for any adverse reactions. Additionally, it is advisable to avoid using products with Isoeugenol on broken or irritated skin.
4. References:
- Kaur, G., & Kaur, S. (2014). "Isoeugenol: A Review." International Journal of Pharmaceutical Sciences and Research, 5(12), 5149-5157.
- Rastogi, S. C., & Heydorn, S. (2001). "Fragrance Allergens." In R. A. L. Jones & B. Niklasson (Eds.), Skin Barrier: Principles of Percutaneous Absorption (pp. 367-382). CRC Press.
- SCCS (Scientific Committee on Consumer Safety). (2012). "Opinion on Isoeugenol." European Commission.
Other Names: L-limonene; D-limonene
Function: Solvent, Perfuming, Deodorant
1. Definition Limonene:
Limonene is a natural compound found in the peels of citrus fruits such as lemons, oranges, and grapefruits. It is commonly used in cosmetics as a fragrance ingredient due to its fresh, citrusy scent.
2. Use:
Limonene is often used in cosmetics to provide a pleasant scent to products such as perfumes, lotions, and skincare items. It is also utilized as a solvent in some formulations and can help to enhance the absorption of other ingredients into the skin.
3. Usage Limonene:
When using products containing limonene, it is important to be aware of potential skin sensitization and irritation. Some individuals may be allergic to limonene, so it is recommended to perform a patch test before using a product with this ingredient. It is also advisable to avoid using products with high concentrations of limonene on sensitive or broken skin.
4. References:
- Burdock, G. A. (2010). Fenaroli's handbook of flavor ingredients. CRC Press.
- Reifenrath, W. G., & Chirico, S. (2012). Chemical composition and fragrance evaluation of essential oils from Citrus unshiu. Journal of essential oil research, 24(1), 61-69.
- Jäger, W., Buchbauer, G., Jirovetz, L., Fritzer, M., & Woidich, A. (1992). Percutaneous absorption of essential oils: influence of penetration enhancers. Journal of pharmaceutical sciences, 81(3), 254-258.
Function: Masking, Deodorant, Fragrance
1. Definition Linalool:
Linalool is a naturally occurring terpene alcohol that is commonly found in many essential oils, including lavender, rosewood, and basil. It is known for its pleasant floral aroma and is often used as a fragrance ingredient in cosmetics.
2. Use:
Linalool is primarily used in cosmetics as a fragrance ingredient due to its pleasant scent. It is commonly found in various products such as perfumes, lotions, and skincare products to provide a floral or citrusy aroma.
3. Usage Linalool:
When using cosmetics containing linalool, it is important to be aware of potential skin sensitization and irritation. Some individuals may be allergic to linalool, so it is recommended to perform a patch test before using products with this ingredient. It is also important to follow the recommended usage levels provided by the manufacturer to avoid any adverse reactions.
4. References:
- Andersen, F. A. (2008). Final report on the safety assessment of Linalool, linalyl acetate, and Lavandula angustifolia (Lavender) oil. International Journal of Toxicology, 27(1), 1-28.
- Opdyke, D. L. (1976). Monographs on fragrance raw materials. Food and Cosmetics Toxicology, 14(5), 479-480.
- Reifenrath, W. G., & Van Beek, T. A. (2013). Linalool and linalool rich essential oils. In Natural Products (pp. 1541-1587). Springer, Berlin, Heidelberg.
