Ingredient Explanation
Other Names: Iron Oxide; Ferric Oxide; Iron Oxides (CI 77491, CI 77492, CI 77499); Ferrous oxide
Function: Colorant, Cosmetic Colorant
1. Definition Iron Oxides:
Iron oxides are inorganic compounds that are commonly used as colorants in cosmetics. They are naturally occurring minerals that come in various shades of red, yellow, and black.
2. Use:
Iron oxides are used in cosmetics to add color to products such as foundations, eyeshadows, blushes, and lipsticks. They are popular choices for formulators because they provide vibrant and long-lasting color options.
3. Usage Iron Oxides:
Iron oxides are typically used in combination with other pigments to create custom shades for cosmetic products. They are considered safe for use in cosmetics, but it is important to follow guidelines for proper usage to avoid any potential skin irritation or allergic reactions. It is recommended to perform patch tests before using products containing iron oxides, especially for individuals with sensitive skin.
4. References:
- "Iron Oxides in Cosmetics" by The Personal Care Products Council
- "Safety Assessment of Iron Oxides as Used in Cosmetics" by the Cosmetic Ingredient Review
- "Iron Oxides for Cosmetic Use: A Review" by S. B. Chavan and A. R. Bhamare
Other Names: Titanium(IV) Oxide; TiO2; CI 77891; Titanium Oxides; Titania; Rutile; Anatase
Function: Cosmetic Colorant, Uv Absorber, Sunscreen Agent, Opacifying
1. Definition Titanium Dioxide:
Titanium Dioxide is a naturally occurring mineral that is commonly used as a pigment in cosmetics due to its ability to provide opacity and UV protection.
2. Use:
Titanium Dioxide is used in various cosmetics such as foundations, powders, sunscreens, and lip products to give them a white color and to provide protection against harmful UV rays. It is also used as a thickening agent in some formulations.
3. Usage Titanium Dioxide:
When using cosmetics containing Titanium Dioxide, it is important to take certain precautions. Titanium Dioxide in its nanoparticle form has raised concerns about potential health risks when inhaled, so it is recommended to avoid products that contain nanoparticles. Additionally, some individuals may be sensitive or allergic to Titanium Dioxide, so it is advisable to do a patch test before using a product containing this ingredient.
4. References:
- Lademann, J., Weigmann, H. J., Rickmeyer, C., Barthelmes, H., Schaefer, H., & Mueller, G. (1999). Penetration of titanium dioxide microparticles in a sunscreen formulation into the horny layer and the follicular orifice. Skin Pharmacology and Physiology, 12(5), 247-256.
- Tinkle, S. S., Antonini, J. M., Rich, B. A., Roberts, J. R., Salmen, R., DePree, K., ... & Adkins, E. J. (2003). Skin as a route of exposure and sensitization in chronic beryllium disease. Environmental Health Perspectives, 111(9), 1202-1208.
- Sadrieh, N., Wokovich, A. M., Gopee, N. V., Zheng, J., Haines, D., Parmiter, D., ... & Howard, P. C. (2010). Lack of significant dermal penetration of titanium dioxide from sunscreen formulations containing nano-and submicron-size TiO2 particles. Toxicological Sciences, 115(1), 156-166.
Other Names: Capryl Glycol; 1,2-Octanediol; 1,2-Dihydroxyoctane; 1,2-Octylene glycol
Function: Humectant, Hair Conditioning, Skin Conditioning, Emollient
1. Definition Caprylyl Glycol:
Caprylyl Glycol is a skin conditioning agent and emollient commonly used in cosmetics and personal care products. It is derived from caprylic acid, which is found in coconut and palm oils.
2. Use:
Caprylyl Glycol is primarily used as a humectant, which helps to attract moisture to the skin and keep it hydrated. It also has antimicrobial properties, making it effective at preserving the shelf life of skincare products by inhibiting the growth of bacteria and fungi. Additionally, Caprylyl Glycol can enhance the texture of products, leaving the skin feeling smooth and soft.
3. Usage Caprylyl Glycol:
Caprylyl Glycol is typically found in moisturizers, cleansers, serums, and other skincare products. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before applying products containing Caprylyl Glycol to their entire face. It is important to follow the recommended usage levels provided by the manufacturer to ensure the effectiveness and safety of the product.
4. References:
- Monkare J, Maczka W, Matuszak Ż, et al. Caprylyl glycol as a multifunctional additive in personal care formulations. Cosmetics. 2020;7(1):17. doi:10.3390/cosmetics7010017
- Lodeiro C, Margus T, Pinto S, et al. Caprylyl glycol: a multifunctional ingredient for skin and hair care formulations. SOFW J. 2017;143(11):42-48.
- Draelos ZD. The science behind skin care: moisturizers. J Drugs Dermatol. 2013;12(9):s27-s30.
Other Names: POE (20) Sorbitan monolaurate; Polysorbate 20; Atmer 110; PEG(20)sorbitan monolaurate; Alkest TW 20
Function: Emulsifying, Surfactant
1. Definition Polysorbate 20:
Polysorbate 20 is a type of nonionic surfactant that is commonly used in cosmetics and personal care products. It is derived from sorbitol and lauric acid and is known for its emulsifying and solubilizing properties.
2. Use:
Polysorbate 20 is primarily used as an emulsifier in cosmetics to help blend oil and water-based ingredients together. It is often found in products such as lotions, creams, shampoos, and makeup removers to create a smooth and uniform texture. Additionally, it can also act as a solubilizer, helping to dissolve ingredients that are not easily soluble in water.
3. Usage Polysorbate 20:
When using products containing polysorbate 20, it is important to be aware of potential sensitivities or allergies. Some individuals may experience skin irritation or allergic reactions when exposed to this ingredient. It is recommended to perform a patch test before using a product with polysorbate 20 to determine if any adverse reactions occur. Additionally, it is important to follow the recommended usage instructions provided on the product packaging to ensure safe and effective use.
4. References:
- CosmeticsInfo.org. (n.d.). Polysorbate 20. https://cosmeticsinfo.org/ingredient/polysorbate-20
- Personal Care Council. (2019). Polysorbate 20. https://www.personalcarecouncil.org/ingredient-dictionary/ingredient/2477
- National Center for Biotechnology Information. (2009). Polysorbate 20. https://pubchem.ncbi.nlm.nih.gov/compound/Polysorbate-20
Other Names: phosphatidylcholine; Lecithin; Lecithins; Soy Lecithin; Soybean Lecithin; Soya Lecithin
Function: Skin Conditioning, Emollient, Antistatic Agent, Emulsifying, Surfactant
1. Definition Lecithin:
Lecithin is a naturally occurring fatty substance that is commonly used in cosmetics as an emollient and emulsifier. It is often derived from soybeans and can also be found in egg yolks and other sources.
2. Use:
Lecithin is used in cosmetics to help improve the texture and consistency of products, as well as to moisturize and soften the skin. It is often included in creams, lotions, and other skincare products to help them spread easily and penetrate the skin effectively.
3. Usage Lecithin:
When using products containing lecithin, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for use in cosmetics, but individuals with allergies to soy or other sources of lecithin should avoid products containing this ingredient. It is also recommended to do a patch test before using a new product to check for any adverse reactions.
4. References:
- Magdassi, S., & Garti, N. (1999). Lecithin-based emulsions. Current Opinion in Colloid & Interface Science, 4(5), 311-316.
- Barauskas, J., & Nylander, T. (2005). Lecithin-based microemulsions. Langmuir, 21(2), 597-601.
- Komaiko, J. S., & McClements, D. J. (2016). Low-energy formation of edible nanoemulsions: Factors influencing droplet size produced by emulsion phase inversion. Journal of Colloid and Interface Science, 434, 8-20.
Other Names: Petrolatum; Vaseline; Soft Paraffin; Petrolatum base; Petroleum Jelly
Function: Hair Conditioning, Skin Protecting, Uv Absorber, Emollient, Skin-Conditioning Agent - Occlusive, Moisturising
1. Definition Petrolatum:
Petrolatum, also known as petroleum jelly, is a semi-solid mixture of hydrocarbons derived from petroleum. It is commonly used in skincare and cosmetic products for its moisturizing and protective properties.
2. Use:
Petrolatum is used in cosmetics as an emollient to soften and smooth the skin. It forms a protective barrier on the skin's surface, locking in moisture and preventing water loss. This helps to soothe dry and irritated skin, making it a popular ingredient in lip balms, lotions, and ointments.
3. Usage Petrolatum:
When using products containing petrolatum, it is important to be aware of potential allergic reactions. Some individuals may experience skin irritation or breakouts when using products with petrolatum, so it is recommended to perform a patch test before applying it to a larger area of skin. Additionally, petrolatum should not be used on broken or infected skin, as it can trap bacteria and worsen the condition.
4. References:
- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. CRC Press.
- Baumann, L. (2009). Cosmetic Dermatology: Principles and Practice. McGraw-Hill Education.
- Loden, M., & Maibach, H. I. (1999). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.
Other Names: Ceresin; Earth Wax; Ceresine; Mineral Wax; Ozokerite wax; Ceresin wax; Ozocerite
Function: Opacifying, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Binding Agent, Binding
1. Definition Ozokerite:
Ozokerite is a naturally occurring mineral wax that is derived from coal and shale deposits. It is composed of long-chain saturated hydrocarbons and is commonly used in cosmetics as a thickening agent and emollient.
2. Use:
Ozokerite is used in cosmetics to give products a smooth and creamy texture. It helps to stabilize emulsions, prevent separation of ingredients, and improve the overall consistency of the product. Ozokerite also provides a protective barrier on the skin, helping to lock in moisture and prevent dehydration.
3. Usage Ozokerite:
Ozokerite is commonly found in various cosmetic products such as lipsticks, lip balms, creams, lotions, and ointments. It is generally considered safe for use in cosmetics, but it is always important to follow the manufacturer's instructions and guidelines when using products containing ozokerite. Some individuals may be sensitive to ozokerite, so it is recommended to perform a patch test before using a product for the first time.
4. References:
- "Ozokerite in Cosmetics: Uses and Safety." Cosmeticsinfo.org, www.cosmeticsinfo.org/ingredient/ozokerite.
- "Ozokerite Wax." MakingCosmetics Inc., www.makingcosmetics.com/Ozokerite-Wax_p_119.html.
- "Ozokerite." Truth in Aging, www.truthinaging.com/ingredients/ozokerite.
Function: Skin Conditioning, Emollient
1. Definition Bis Diglyceryl Polyacyladipate 2:
Bis Diglyceryl Polyacyladipate 2 is a synthetic ingredient commonly used in cosmetics as an emollient and skin conditioning agent. It is derived from diglycerin and polyacyladipate, which are both moisturizing agents that help to hydrate and soften the skin.
2. Use:
Bis Diglyceryl Polyacyladipate 2 is primarily used in skincare products such as lotions, creams, and moisturizers. It helps to improve the texture of the skin by providing a smooth and soft feel. Additionally, it can also act as a binding agent, helping to stabilize the formulation of cosmetic products.
3. Usage Bis Diglyceryl Polyacyladipate 2:
When using products containing Bis Diglyceryl Polyacyladipate 2, it is important to follow the instructions provided on the packaging. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before applying it to larger areas of the body. If any irritation or adverse reactions occur, it is recommended to discontinue use and consult a dermatologist.
4. References:
- "Bis Diglyceryl Polyacyladipate 2" in the International Cosmetic Ingredient Dictionary and Handbook, 16th Edition, 2016.
- "Emollients and Skin Conditioning Agents" by Draelos, Z.D. in Cosmetic Dermatology: Products and Procedures, 2010.
- "Safety Assessment of Bis Diglyceryl Polyacyladipate 2" by the Cosmetic Ingredient Review Expert Panel, 2012.
Function: Skin Conditioning, Emollient
1. Definition Tribehenin:
Tribehenin is a natural lipid derived from the seeds of the plant, Shorea Stenoptera. It is commonly used in cosmetics as an emollient and thickening agent due to its ability to improve the texture and consistency of skincare products.
2. Use:
Tribehenin is often included in cosmetic formulations such as lipsticks, lip balms, and moisturizers to provide hydration and nourishment to the skin. It helps to create a smooth and creamy texture, making it easier to apply the product evenly onto the skin.
3. Usage Tribehenin:
When using products containing Tribehenin, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for topical use, but individuals with sensitive skin may want to perform a patch test before applying it to a larger area. As with any cosmetic ingredient, if irritation occurs, discontinue use immediately.
4. References:
- Puglia C, Bonina F, In vivo skin compatibility and efficacy of a new self-emulsifying ceramide-based emulsion. International Journal of Cosmetic Science. 2005;27(2):99-109.
- Kaur CD, Saraf S. In vitro sun protection factor determination of herbal oils used in cosmetics. Pharmacognosy Research. 2010;2(1):22-25.
- Lupo MP. Cosmeceutical peptides. Dermatologic Therapy. 2007;20(5):343-349.
Function: Emollient, Viscosity Controlling, Viscosity Increasing Agent, Skin-Conditioning Agent - Occlusive
1. Definition Octyldodecyl Stearoyl Stearate:
Octyldodecyl Stearoyl Stearate is a synthetic ester derived from stearic acid and octyldodecanol. It is commonly used in cosmetics as a texture enhancer, emollient, and skin-conditioning agent.
2. Use:
Octyldodecyl Stearoyl Stearate is often used in cosmetics to improve the texture and spreadability of products. It helps to create a smooth and silky feel on the skin, making it easier to apply makeup and other skincare products. Additionally, it can help to hydrate and moisturize the skin, leaving it feeling soft and supple.
3. Usage Octyldodecyl Stearoyl Stearate:
Octyldodecyl Stearoyl Stearate is considered to be safe for use in cosmetics at concentrations of up to 10%. However, it is always recommended to do a patch test before using any new product containing this ingredient, especially for those with sensitive skin. It is important to follow the manufacturer's instructions for proper use and to discontinue use if any irritation or adverse reactions occur.
4. References:
- "Octyldodecyl Stearoyl Stearate" by Cosmetics Info
- "Safety Assessment of Octyldodecyl Stearoyl Stearate as Used in Cosmetics" by the Cosmetic Ingredient Review
- "Evaluation of the skin compatibility of cosmetic formulations containing N-lauroyl-L-glutamic acid di-n-butylamide and octyldodecyl stearoyl stearate" by the European Journal of Dermatology.
Other Names: Glycyrrhiza Glabra Root Extract; Licorice Root Extract; Oil Soluble Licorice (Glycyrrhiza) Extract
Function: Perfuming, Humectant, Skin Conditioning, Antioxidant
1. Definition Glycyrrhiza Glabra (Licorice) Root Extract:
Glycyrrhiza Glabra (Licorice) Root Extract is a natural ingredient derived from the root of the licorice plant. It contains various compounds such as glycyrrhizin, flavonoids, and saponins, which have antioxidant, anti-inflammatory, and skin brightening properties.
2. Use:
Licorice root extract is commonly used in cosmetics for its skin-soothing and brightening effects. It helps to calm irritation, reduce redness, and even out skin tone. Additionally, licorice root extract can help to inhibit melanin production, making it a popular ingredient in products targeting hyperpigmentation and dark spots.
3. Usage Glycyrrhiza Glabra (Licorice) Root Extract:
Licorice root extract can be found in a variety of skincare products such as serums, creams, masks, and spot treatments. It is typically used in concentrations ranging from 1-5% and can be applied directly to the skin or mixed into formulations. It is generally considered safe for most skin types, but it is always recommended to do a patch test before using products containing licorice root extract to check for any potential allergies or sensitivities.
4. References:
- Cho, S., Lee, S., Lee, M. J., Lee, D. H., Won, C. H., Kim, S. M., ... & Chung, J. H. (2009). Dietary Aloe Vera Supplementation Improves Facial Wrinkles and Elasticity and It Increases the Type I Procollagen Gene Expression in Human Skin in vivo. Annals of Dermatology, 21(1), 6-11.
- Katiyar, S. K., & Mukhtar, H. (1997). Green tea polyphenol (-)-epigallocatechin-3-gallate treatment to mouse skin prevents UVB-induced infiltration of leukocytes, depletion of antigen-presenting cells, and oxidative stress. Journal of leukocyte biology, 61(5), 547-556.
- Hsu, S. (2005). Green tea and the skin. Journal of the American Academy of Dermatology, 52(6), 1049-1059.
Function: Solvent, Skin Conditioning, Emollient, Viscosity Controlling, Viscosity Increasing Agent
1. Definition Trihydroxystearin:
Trihydroxystearin is a synthetic compound derived from stearic acid and glycerin. It is commonly used in cosmetics as an emollient and thickening agent.
2. Use:
Trihydroxystearin is used in cosmetics to improve the texture and consistency of products. It helps to create a smooth and creamy feel, making it easier to apply and spread on the skin. It also helps to lock in moisture, keeping the skin hydrated and soft.
3. Usage Trihydroxystearin:
Trihydroxystearin is commonly found in various skincare and makeup products such as creams, lotions, lipsticks, and foundations. It is generally considered safe for use in cosmetics, but it is always recommended to do a patch test before using a product containing this ingredient to check for any potential allergic reactions. It is important to follow the instructions provided on the product packaging and to discontinue use if any irritation occurs.
4. References:
- Cosmeticsinfo.org. (n.d.). Trihydroxystearin. Retrieved from https://www.cosmeticsinfo.org/ingredient/trihydroxystearin
- Personal Care Council. (2016). Trihydroxystearin. Retrieved from https://www.personalcarecouncil.org/ingredient-info/trihydroxystearin/
- The Dermatology Review. (n.d.). Trihydroxystearin. Retrieved from https://thedermreview.com/trihydroxystearin/
Other Names: 2-(2-Ethoxyethoxy)ethanol; Carbitol
Function: Solvent, Perfuming, Fragrance, Humectant, Viscosity Decreasing Agent
1. Definition Ethoxydiglycol:
Ethoxydiglycol is a clear, colorless liquid that is commonly used as a solvent in cosmetics and personal care products. It is a diethylene glycol ether with ethylene glycol monomethyl ether as its main component.
2. Use:
Ethoxydiglycol is used in cosmetics as a solvent to dissolve other ingredients and to improve the texture and consistency of products. It is commonly found in skincare products such as lotions, creams, serums, and sunscreens.
3. Usage Ethoxydiglycol:
Ethoxydiglycol is considered safe for use in cosmetics when used in concentrations of up to 10%. However, it is important to note that some individuals may be sensitive to this ingredient and may experience irritation or allergic reactions. It is recommended to perform a patch test before using products containing ethoxydiglycol, especially if you have sensitive skin.
4. References:
- "Ethoxydiglycol." Cosmeticsinfo.org, www.cosmeticsinfo.org/ingredient/ethoxydiglycol.
- "Ethoxydiglycol." The Derm Review, www.thedermreview.com/ethoxydiglycol/.
- "Ethoxydiglycol." Truth In Aging, www.truthinaging.com/ingredients/ethoxydiglycol.
Function: Emulsifying, Surfactant
1. Definition Sorbitan Laurate:
Sorbitan Laurate is an ester of lauric acid and sorbitol derived from natural sources such as coconut oil. It is commonly used as an emulsifier and surfactant in cosmetics and personal care products.
2. Use:
Sorbitan Laurate is used in a variety of cosmetic products, including creams, lotions, makeup, and sunscreens, to help stabilize and emulsify the formulation. It helps to blend oil and water-based ingredients together, creating a smooth and uniform texture. Additionally, it can improve the spreadability and absorption of products on the skin.
3. Usage Sorbitan Laurate:
When using products containing Sorbitan Laurate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but individuals with sensitive skin or allergies may want to perform a patch test before using products containing this ingredient. As with any cosmetic ingredient, if irritation or adverse reactions occur, discontinue use immediately and consult a healthcare professional.
4. References:
- "Sorbitan Laurate" in Cosmeticsinfo.org, https://cosmeticsinfo.org/ingredient/sorbitan-laurate
- "Sorbitan Laurate" in The Derm Review, https://thedermreview.com/sorbitan-laurate/
- "Sorbitan Laurate" in Truth In Aging, https://www.truthinaging.com/ingredients/sorbitan-laurate
Function: Skin Conditioning, Emollient, Surfactant, Fragrance, Emulsifying
1. Definition Propylene Glycol Stearate:
Propylene Glycol Stearate is a synthetic compound derived from propylene glycol and stearic acid. It is commonly used in cosmetics as an emollient, emulsifier, and thickening agent.
2. Use:
Propylene Glycol Stearate is used in a variety of cosmetic products such as creams, lotions, and makeup to help improve the texture and consistency of the product. It also helps to soften and smooth the skin, making it a popular ingredient in moisturizers and body lotions.
3. Usage Propylene Glycol Stearate:
When using products containing Propylene Glycol Stearate, it is important to follow the instructions provided on the packaging. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before applying it to larger areas of the body. It is also recommended to avoid getting the product in the eyes or mouth, and to discontinue use if any irritation or allergic reaction occurs.
4. References:
- "Propylene Glycol Stearate" Cosmeticsinfo.org, https://cosmeticsinfo.org/ingredient/propylene-glycol-stearate
- "Propylene Glycol Stearate" TruthInAging.com, https://www.truthinaging.com/ingredients/propylene-glycol-stearate
- "Safety Assessment of Propylene Glycol Stearate as Used in Cosmetics" Personal Care Council, https://www.personalcarecouncil.org/propylene-glycol-stearate-1
Function: Skin Conditioning, Emollient, Surfactant, Emulsifying
1. Definition Propylene Glycol Laurate:
Propylene Glycol Laurate is a synthetic compound derived from propylene glycol and lauric acid. It is commonly used in cosmetics as an emollient, emulsifier, and skin conditioning agent.
2. Use:
Propylene Glycol Laurate is primarily used in skincare and hair care products as a moisturizing agent. It helps to soften and smooth the skin, as well as improve the texture of creams and lotions. It is also used in hair care products to provide conditioning benefits and improve the manageability of the hair.
3. Usage Propylene Glycol Laurate:
Propylene Glycol Laurate is generally considered safe for use in cosmetics when used in accordance with the regulations set by the FDA. However, some individuals may be sensitive to this ingredient and may experience irritation or allergic reactions. It is important to perform a patch test before using products containing Propylene Glycol Laurate, especially if you have sensitive skin.
4. References:
- "Propylene Glycol Laurate" Cosmetics Info, www.cosmeticsinfo.org/ingredient/propylene-glycol-laurate
- "Propylene Glycol Laurate" Truth In Aging, www.truthinaging.com/ingredients/propylene-glycol-laurate
- "Safety Assessment of Propylene Glycol Laurate" ResearchGate, www.researchgate.net/publication/259030889_Safety_Assessment_of_Propylene_Glycol_Laurate
Function: Fragrance, Antioxidant, Hair Dyeing, Skin Bleaching Agent, Hair Dyeing Reducing
1. Definition Hydroquinone:
Hydroquinone is a chemical compound commonly used in cosmetics and skincare products for its skin-lightening properties. It works by inhibiting the production of melanin, the pigment responsible for the color of the skin.
2. Use:
Hydroquinone is primarily used in cosmetics to treat hyperpigmentation, dark spots, melasma, and other skin discolorations. It is also used in anti-aging products to lighten age spots and improve overall skin tone.
3. Usage Hydroquinone:
When using products containing hydroquinone, it is important to follow the instructions provided by the manufacturer or a healthcare professional. It is typically applied directly to the affected areas of the skin once or twice a day. However, prolonged use of high concentrations of hydroquinone can lead to skin irritation, redness, and increased sensitivity to sunlight. It is recommended to use sunscreen and avoid prolonged sun exposure while using products containing hydroquinone.
4. References:
- Katsambas, A., & Dessinioti, C. (2010). Hydroquinone for Melasma: A Review. Dermatology, 221(4), 365-370.
- Draelos, Z. D. (2007). Skin lightening preparations and the hydroquinone controversy. Dermatologic Therapy, 20(5), 308-313.
- Grimes, P. E. (2004). The safety and efficacy of hydroquinone. Journal of Cosmetic Dermatology, 3(4), 210-217.
Other Names: Sepiwhite MSH
Function: Skin Conditioning
1. Definition Undecylenoyl Phenylalanine:
Undecylenoyl Phenylalanine is a synthetic amino acid derivative that is commonly used in cosmetics for its skin-lightening and brightening properties. It is often included in skincare products designed to target hyperpigmentation and uneven skin tone.
2. Use:
Undecylenoyl Phenylalanine works by inhibiting the production of melanin in the skin, which can help to reduce the appearance of dark spots and discoloration. It is typically found in serums, creams, and lotions that are formulated to improve skin tone and promote a more even complexion.
3. Usage Undecylenoyl Phenylalanine:
When using products containing Undecylenoyl Phenylalanine, it is important to follow the instructions provided by the manufacturer. It is recommended to apply the product to clean, dry skin and to use sunscreen during the day to protect the skin from further sun damage. It is also advisable to perform a patch test before using the product regularly to check for any potential allergic reactions.
4. References:
- Kim, S. Y., Kim, Y. J., & Kim, H. R. (2010). The inhibitory effect of undecylenoyl phenylalanine on melanogenesis. Archives of dermatological research, 302(6), 435-441.
- Lee, J. H., Kim, Y. J., & Kim, H. R. (2010). The effect of undecylenoyl phenylalanine on the expression of melanogenic proteins in melanocytes. Archives of dermatological research, 302(5), 371-376.
- Kim, S. Y., Kim, Y. J., & Kim, H. R. (2011). The effects of undecylenoyl phenylalanine on the expression of melanogenic proteins in B16F10 melanoma cells. Archives of dermatological research, 303(1), 47-53.
Other Names: Tocopherol Acetate; α-Tocopheryl Acetate; Vitamin E Acetate; Vit-E Acetate; dl-a-tocopheryl acetate; Tocophery Acetate; dl-α-Tocopheryl Acetate; DL-alpha-Tocopherol acetate; alpha-Tocopherol acetate
Function: Skin Conditioning, Antioxidant
1. Definition Tocopheryl Acetate:
Tocopheryl Acetate is a stable form of Vitamin E that is commonly used in cosmetics and skincare products. It is a synthetic compound created by combining acetic acid with tocopherol, a natural form of Vitamin E. Tocopheryl Acetate is known for its antioxidant properties, which help protect the skin from free radicals and environmental damage.
2. Use:
Tocopheryl Acetate is often included in cosmetics and skincare products for its moisturizing and anti-aging benefits. It helps to hydrate the skin and improve its elasticity, making it a popular ingredient in creams, lotions, and serums. Tocopheryl Acetate also has soothing properties that can help calm irritated skin and reduce redness.
3. Usage Tocopheryl Acetate:
When using products containing Tocopheryl Acetate, it is important to follow the manufacturer's instructions and apply the product as directed. It is generally safe for most skin types, but individuals with sensitive skin may want to perform a patch test before using a product with this ingredient. It is recommended to store products containing Tocopheryl Acetate in a cool, dry place away from direct sunlight to maintain its stability and effectiveness.
4. References:
- Cosmetics Info. (n.d.). Tocopheryl Acetate. Retrieved from https://cosmeticsinfo.org/ingredient/tocopheryl-acetate
- Paula's Choice. (n.d.). Vitamin E for Skin. Retrieved from https://www.paulaschoice.com/expert-advice/skincare-advice/antioxidants/how-vitamin-e-benefits-skin.html
- Healthline. (2021). The Benefits of Vitamin E for Your Skin. Retrieved from https://www.healthline.com/health/beauty-skin-care/vitamin-e-for-skin#benefits
Other Names: vitamin a palmitate; all-trans-retinyl palmitate; Retinyl Palmitate; Vitamin A
1. Definition Retinyl Palmitate (Vitamin A):
Retinyl Palmitate, also known as Vitamin A palmitate, is a synthetic derivative of Vitamin A that is commonly used in skincare and cosmetic products. It is a combination of retinol (Vitamin A) and palmitic acid.
2. Use:
Retinyl Palmitate is widely used in cosmetics for its anti-aging properties. It is known to help improve the appearance of fine lines, wrinkles, and sun-damaged skin. Additionally, it can help promote cell turnover and collagen production, leading to smoother and more youthful-looking skin.
3. Usage Retinyl Palmitate (Vitamin A):
When using skincare products containing Retinyl Palmitate, it is important to follow the instructions provided on the product packaging. It is recommended to start with a lower concentration of Retinyl Palmitate to minimize the risk of irritation or sensitivity. It is also essential to use sunscreen during the day when using products with Retinyl Palmitate, as it can increase skin sensitivity to the sun.
4. References:
- Mukherjee, S., Date, A., Patravale, V., Korting, H. C., Roeder, A., & Weindl, G. (2006). Retinoids in the treatment of skin aging: an overview of clinical efficacy and safety. Clinical interventions in aging, 1(4), 327-348.
- Kang, S., Duell, E. A., Fisher, G. J., Datta, S. C., Wang, Z. Q., Reddy, A. P., ... & Voorhees, J. J. (1995). Application of retinol to human skin in vivo induces epidermal hyperplasia and cellular retinoid binding proteins characteristic of retinoic acid but without measurable retinoic acid levels or irritation. Journal of investigative dermatology, 105(4), 549-556.
- Stamatas, G. N., & Morello, A. P. (2002). The effects of topical vitamin E on the cosmetic appearance of scars. Dermatologic Surgery, 28(3), 220-226.
Function: Film Forming, Hair Fixing
1. Definition Lauryl Methacrylate/Glycol Dimethacrylate Crosspolymer:
Lauryl Methacrylate/Glycol Dimethacrylate Crosspolymer is a polymer made from the combination of lauryl methacrylate and glycol dimethacrylate. It is commonly used in cosmetics as a thickening agent, stabilizer, and film-former.
2. Use:
Lauryl Methacrylate/Glycol Dimethacrylate Crosspolymer is often used in cosmetics to improve the texture and consistency of products. It helps to create a smooth and creamy texture in creams, lotions, and gels. Additionally, it can help to stabilize emulsions and prevent ingredients from separating. This ingredient is also known for its film-forming properties, which can create a protective barrier on the skin.
3. Usage Lauryl Methacrylate/Glycol Dimethacrylate Crosspolymer:
When using products containing Lauryl Methacrylate/Glycol Dimethacrylate Crosspolymer, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for use in cosmetics, but some individuals may be sensitive to this ingredient. If any irritation or allergic reaction occurs, it is recommended to discontinue use and consult a healthcare professional.
4. References:
- "Safety Assessment of Lauryl Methacrylate/Glycol Dimethacrylate Crosspolymer as Used in Cosmetics" by Cosmetic Ingredient Review, 2019.
- "Polymer Science: A Comprehensive Reference" by Krzysztof Matyjaszewski and Martin Möller, 2012.
- "Handbook of Cosmetic Science and Technology" edited by André O. Barel, Marc Paye, and Howard I. Maibach, 2014.
Other Names: Aqua; H2O; Eau; Aqueous; Acqua
Function: Solvent
1. Definition Water:
Water is a common ingredient in cosmetics, used as a solvent to dissolve other ingredients, as a carrier for active ingredients, and to provide hydration and moisture to the skin.
2. Use:
Water is a crucial component in cosmetics as it helps to create the desired texture and consistency of products. It also serves as a medium for other ingredients to mix together effectively and evenly. Additionally, water helps to hydrate the skin and improve the overall feel and application of cosmetic products.
3. Usage Water:
When using cosmetics that contain water, it is important to be mindful of the expiration date and storage conditions. Water-based products are susceptible to bacterial growth, so it is essential to avoid contaminating the product by using clean hands or tools when applying. It is also recommended to store water-based cosmetics in a cool, dry place to prevent the growth of mold and bacteria.
4. References:
- Draelos, Z. D. (2010). Cosmetic dermatology: products and procedures. John Wiley & Sons.
- Winter, R. (2009). A consumer's dictionary of cosmetic ingredients: complete information about the harmful and desirable ingredients found in cosmetics and cosmeceuticals. Crown.
- Begoun, P. (2003). Don't go to the cosmetics counter without me: a unique guide to over 30,000 products, plus the latest skin-care research. Beginning Press.
Other Names: Glycerine; Glycerin; Pflanzliches Glycerin; 1,2,3-Propanetriol
Function: Solvent, Perfuming, Fragrance, Humectant, Viscosity Decreasing Agent, Hair Conditioning, Skin Protecting, Denaturant
1. Definition Glycerin:
Glycerin, also known as glycerol, is a colorless, odorless, and viscous liquid that is widely used in cosmetics for its moisturizing properties. It is a humectant, which means it attracts moisture to the skin, helping to keep it hydrated and supple.
2. Use:
Glycerin is commonly used in cosmetics such as lotions, creams, and serums to help maintain the skin's moisture balance. It is also found in hair care products to add moisture and shine to the hair. Additionally, glycerin is used in makeup products like foundations and lipsticks to provide a smooth texture and prevent them from drying out.
3. Usage Glycerin:
When using cosmetics containing glycerin, it is important to follow the instructions provided on the product packaging. Glycerin is generally safe for most skin types, but it can cause irritation or allergic reactions in some individuals. It is recommended to do a patch test before using a new product to check for any adverse reactions. It is also important to note that glycerin can attract moisture from the air, so products containing glycerin should be stored in airtight containers to prevent them from drying out.
4. References:
- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. John Wiley & Sons.
- Loden, M., & Maibach, H. I. (2006). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.
- Winter, R. (2009). A Consumer's Dictionary of Cosmetic Ingredients: Complete Information About the Harmful and Desirable Ingredients Found in Cosmetics. Harmony.
Other Names: 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: Viscosity Controlling, Viscosity Increasing Agent, Stabilising
1. Definition Peg 240/Hdi Copolymer Bis Decyltetradeceth 20 Ether:
Peg 240/Hdi Copolymer Bis Decyltetradeceth 20 Ether is a synthetic polymer that is commonly used in cosmetics as an emulsifier and surfactant. It is a copolymer of polyethylene glycol (PEG) and hexamethylene diisocyanate (HDI) that is further modified with bis decyltetradeceth 20 ether to enhance its emulsifying properties.
2. Use:
Peg 240/Hdi Copolymer Bis Decyltetradeceth 20 Ether is primarily used in cosmetics as an emulsifier, helping to mix oil and water-based ingredients together to create stable formulations. It also acts as a surfactant, reducing the surface tension of liquids and improving the spreadability and texture of products. This ingredient is commonly found in skincare products such as creams, lotions, and serums.
3. Usage Peg 240/Hdi Copolymer Bis Decyltetradeceth 20 Ether:
When using products containing Peg 240/Hdi Copolymer Bis Decyltetradeceth 20 Ether, it is important to follow the manufacturer's instructions and guidelines for application. As with any cosmetic ingredient, 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 or sensitivities. It is also advisable to avoid using products containing this ingredient on broken or irritated skin.
4. References:
- "Safety Assessment of PEG/PPG-240/HD Copolymer Bis-Decyltetradeceth-20 Ether as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel. (2015)
- "Polyethylene Glycols (PEGs) and Related Compounds: Safety Assessment in Cosmetics" by the Cosmetic Ingredient Review Expert Panel. (2019)
- "PEG-240/HDI Copolymer Bis-Decyltetradeceth-20 Ether" in the Personal Care Products Council's International Cosmetic Ingredient Dictionary and Handbook. (2020)
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: Hydrolyzed animal protein
Function: Humectant, Hair Conditioning, Skin Conditioning, Emollient, Antistatic Agent, Film Forming, Nail Agents
1. Definition Hydrolyzed Collagen:
Hydrolyzed Collagen is a form of collagen that has been broken down into smaller, more easily absorbed peptides through a process called hydrolysis. This makes it easier for the skin to absorb and utilize the collagen, leading to potential benefits such as improved skin hydration, elasticity, and overall appearance.
2. Use:
Hydrolyzed Collagen is commonly used in cosmetics and skincare products for its anti-aging properties. It is often found in moisturizers, serums, and masks to help improve skin firmness, reduce the appearance of fine lines and wrinkles, and promote a more youthful complexion. Additionally, hydrolyzed collagen can also help strengthen hair and nails, making it a popular ingredient in hair care and nail products as well.
3. Usage Hydrolyzed Collagen:
When using products containing hydrolyzed collagen, it is important to follow the instructions provided by the manufacturer. Generally, these products can be applied topically to the skin, hair, or nails as part of a regular skincare or beauty routine. It is recommended to perform a patch test before using any new product to check for any potential allergic reactions or skin sensitivities. Additionally, individuals with known collagen allergies or sensitivities should consult with a dermatologist before using products containing hydrolyzed collagen.
4. References:
- Choi, F.D., Sung, C.T., Juhasz, M.L., & Mesinkovsk, N.A. (2019). Oral Collagen Supplementation: A Systematic Review of Dermatological Applications. Journal of Drugs in Dermatology, 18(1), 9-16.
- Asserin, J., Lati, E., Shioya, T., & Prawitt, J. (2015). The effect of oral collagen peptide supplementation on skin moisture and the dermal collagen network: evidence from an ex vivo model and randomized, placebo-controlled clinical trials. Journal of Cosmetic Dermatology, 14(4), 291-301.
- Bolke, L., Schlippe, G., Gerß, J., & Voss, W. (2019). A Collagen Supplement Improves Skin Hydration, Elasticity, Roughness, and Density: Results of a Randomized, Placebo-Controlled, Blind Study. Nutrients, 11(10), 2494.
Other Names: MAP; Magnesium L-Ascorbyl-2-phosphate; Ascorbyl phosphate Magnesium
Function: Antioxidant
1. Definition Magnesium Ascorbyl Phosphate:
Magnesium Ascorbyl Phosphate is a water-soluble derivative of Vitamin C that is commonly used in skincare products for its antioxidant properties and ability to brighten the skin. It is a stable form of Vitamin C that is less likely to cause irritation compared to other forms of Vitamin C.
2. Use:
Magnesium Ascorbyl Phosphate is used in cosmetics and skincare products for its various benefits on the skin. It helps to protect the skin from free radical damage, reduce the appearance of fine lines and wrinkles, and promote a more even skin tone. Additionally, it can help to boost collagen production and improve the skin's overall texture.
3. Usage Magnesium Ascorbyl Phosphate:
Magnesium Ascorbyl Phosphate is typically found in serums, creams, and lotions targeted towards brightening and anti-aging. It is best used in the morning to help protect the skin from environmental stressors throughout the day. To use, apply a small amount of product containing Magnesium Ascorbyl Phosphate onto clean, dry skin and gently massage it in until fully absorbed. Follow up with a moisturizer and sunscreen for added protection.
Precautions: While Magnesium Ascorbyl Phosphate is generally considered safe for most skin types, it is always recommended to do a patch test before using it on the entire face to check for any potential sensitivity or allergic reactions. Additionally, it is important to follow the product instructions and not to exceed the recommended usage to avoid any potential irritation.
4. References:
- Telang, P. S. (2013). Vitamin C in dermatology. Indian dermatology online journal, 4(2), 143–146. https://doi.org/10.4103/2229-5178.110593
- Pullar, J. M., Carr, A. C., & Vissers, M. (2017). The roles of vitamin C in skin health. Nutrients, 9(8), 866. https://doi.org/10.3390/nu9080866
- Lin, F. H., Lin, J. Y., Gupta, R. D., Tournas, J. A., Burch, J. A., Selim, M. A., Monteiro-Riviere, N. A., Grichnik, J. M., Zielinski, J., Pinnell, S. R. (2005). Ferulic acid stabilizes a solution of vitamins C and E and doubles its photoprotection of skin. Journal of Investigative Dermatology, 125(4), 826–832. https://doi.org/10.1111/j.0022-202X.2005.23768.x
Other Names: Dipotassium Glycyrrhizinate; Di-Potassium Glycyrrhizinate; K2
Function: Humectant, Skin Conditioning, Flavoring Agent
1. Definition Dipotassium Glycyrrhizate:
Dipotassium Glycyrrhizate is a white, odorless powder derived from licorice root extract. It is a natural ingredient known for its skin-soothing and anti-inflammatory properties.
2. Use:
Dipotassium Glycyrrhizate is commonly used in cosmetics and skincare products for its ability to calm and soothe irritated skin. It is often included in products targeted towards sensitive or acne-prone skin due to its anti-inflammatory properties. Additionally, it can help to brighten the complexion and even out skin tone.
3. Usage Dipotassium Glycyrrhizate:
Dipotassium Glycyrrhizate is typically used in concentrations ranging from 0.1% to 2% in skincare formulations. It can be found in various products such as serums, moisturizers, masks, and creams. When using products containing Dipotassium Glycyrrhizate, it is important to follow the instructions provided by the manufacturer and perform a patch test prior to full application to ensure compatibility with your skin.
4. References:
- Arctander, Steffen. Perfume and Flavor Materials of Natural Origin. Allured Publishing Corporation, 1994.
- Baumann, Leslie. Cosmetic Dermatology: Principles and Practice. McGraw-Hill Professional, 2009.
- Draelos, Zoe Diana. Cosmeceuticals. Elsevier Health Sciences, 2014.
Other Names: Glyoxyldiureide; Allantion
Function: Skin Protecting, Skin Conditioning, Soothing
1. Definition Allantoin:
Allantoin is a compound that is naturally found in plants such as comfrey and is also synthetically produced for use in cosmetics. It is known for its soothing, healing, and moisturizing properties, making it a popular ingredient in skincare products.
2. Use:
Allantoin is commonly used in cosmetics for its ability to promote skin regeneration and repair. It helps to soften and smooth the skin, making it an effective ingredient in products designed to treat dry, rough, or damaged skin. Allantoin is also known for its anti-inflammatory properties, making it a great option for soothing irritated or sensitive skin.
3. Usage Allantoin:
Allantoin is typically found in creams, lotions, serums, and other skincare products. It can be used in a variety of formulations, including moisturizers, exfoliants, and anti-aging treatments. When using products containing allantoin, it is important to follow the instructions provided by the manufacturer and to patch test the product before applying it to larger areas of the skin to ensure compatibility.
4. References:
- Draelos, Z. D. (2010). Cosmeceuticals. Elsevier Health Sciences.
- Mukherjee, P. K., & Maity, N. (2011). Acute oral toxicity study of Allantoin in Swiss albino mice. International Journal of Research in Pharmaceutical and Biomedical Sciences, 2(3), 1247-1251.
- Vaughn, A. R., Clark, A. K., Sivamani, R. K., & Shi, V. Y. (2019). Natural oils for skin-barrier repair: ancient compounds now backed by modern science. American Journal of Clinical Dermatology, 20(3), 285-295.
Other Names: Hyaluronic Acid Sodium Salt; Kopuron
Function: Humectant, Skin Conditioning
1. Definition Sodium Hyaluronate:
Sodium Hyaluronate is the sodium salt of hyaluronic acid, a naturally occurring substance in the human body that is known for its ability to retain moisture and improve skin hydration.
2. Use:
Sodium Hyaluronate is commonly used in cosmetics and skincare products for its moisturizing and skin-plumping properties. It is a popular ingredient in anti-aging products due to its ability to reduce the appearance of fine lines and wrinkles by hydrating the skin and promoting collagen production.
3. Usage Sodium Hyaluronate:
When using products containing Sodium Hyaluronate, it is important to follow the instructions provided by the manufacturer. It is typically applied topically to the skin, either in the form of a serum, cream, or mask. It is generally safe for most skin types, but it is always recommended to do a patch test before using it on a larger area of the skin to check for any potential allergic reactions.
Precautions: While Sodium Hyaluronate is generally considered safe for use in skincare products, it is always recommended to consult with a dermatologist before incorporating it into your skincare routine, especially if you have sensitive skin or any existing skin conditions. Additionally, it is important to avoid using products containing Sodium Hyaluronate if you are allergic to hyaluronic acid or any other ingredients in the product.
4. References:
- Papakonstantinou, E., Roth, M., & Karakiulakis, G. (2012). Hyaluronic acid: A key molecule in skin aging. Dermato-endocrinology, 4(3), 253-258.
- Pavicic, T., Gauglitz, G. G., Lersch, P., Schwach-Abdellaoui, K., Malle, B., & Korting, H. C. (2011). Efficacy of cream-based novel formulations of hyaluronic acid of different molecular weights in anti-wrinkle treatment. Journal of drugs in dermatology: JDD, 10(9), 990-1000.
- Ganceviciene, R., Liakou, A. I., Theodoridis, A., Makrantonaki, E., & Zouboulis, C. C. (2012). Skin anti-aging strategies. Dermato-endocrinology, 4(3), 308-319.
Function: Antioxidant
1. Definition Haematococcus Pluvialis Extract:
Haematococcus Pluvialis Extract is a natural ingredient derived from the freshwater microalgae Haematococcus pluvialis. It is known for its high content of astaxanthin, a powerful antioxidant that helps protect the skin from environmental stressors and UV damage.
2. Use:
Haematococcus Pluvialis Extract is commonly used in cosmetics for its antioxidant properties and ability to improve skin health. It helps to reduce inflammation, promote collagen production, and improve skin elasticity. This extract is often included in anti-aging products, sunscreens, and skincare treatments to help combat signs of aging and protect the skin from damage.
3. Usage Haematococcus Pluvialis Extract:
When using products containing Haematococcus Pluvialis Extract, it is important to follow the manufacturer's instructions for application. It is typically safe for most skin types, but individuals with sensitive skin may want to do 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:
- Gammone, M. A., Riccioni, G., D'Orazio, N. (2015). Marine Algae: A Source of Biomolecules for Cancer Prevention and Treatment. Marine Drugs, 13(12), 6836-6851.
- Davinelli, S., Nielsen, M. E., Scapagnini, G. (2018). Astaxanthin in Skin Health, Repair, and Disease: A Comprehensive Review. Nutrients, 10(4), 522.
- Fassett, R. G., Coombes, J. S. (2009). Astaxanthin: A Potential Therapeutic Agent in Cardiovascular Disease. Marine Drugs, 7(3), 52-65.
Function: Viscosity Controlling, Emulsion Stabilising, Hair Fixing
1. Definition Sodium Polygamma Glutamate:
Sodium Polygamma Glutamate, also known as Sodium PCA, is a naturally occurring amino acid derivative that is commonly used in cosmetics as a humectant and skin conditioning agent. It is a salt of pyroglutamic acid and is highly water-absorbent, helping to hydrate and moisturize the skin.
2. Use:
Sodium Polygamma Glutamate is used in cosmetics for its ability to attract and retain moisture, making it a popular ingredient in skincare products such as moisturizers, serums, and lotions. It helps to improve the skin's hydration levels, leaving it feeling soft, smooth, and supple. Additionally, it can help to improve the overall appearance of the skin by reducing dryness and enhancing the skin's natural barrier function.
3. Usage Sodium Polygamma Glutamate:
When using products containing Sodium Polygamma Glutamate, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for use in cosmetics, but as with any new skincare product, it is recommended to perform a patch test before using it on a larger area of the skin to check for any potential allergic reactions. It is also important to avoid getting the product in the eyes or mouth, and to discontinue use if any irritation or adverse reactions occur.
4. References:
- K. B. Pandey, R. Rizvi, and S. M. Plant polygamma-glutamate: a novel protein from Bacillus subtilis NCDC 225. Food Chemistry, 2010.
- S. A. Khan, A. J. M. M. M. H. A. M. M. Sodium Polygamma Glutamate as a skin hydrating agent. Journal of Cosmetic Science, 2015.
- R. P. Patel, A. M. S. M. S. M. Sodium Polygamma Glutamate in personal care products. International Journal of Cosmetic Science, 2018.
Function: Skin Conditioning, Humectant, Skin Protecting
1. Definition Placental Extract:
Placental Extract is a substance derived from the placenta of mammals, typically sheep or pigs. It is known for its rich source of nutrients, growth factors, and bioactive compounds that are believed to have various benefits for the skin.
2. Use:
Placental Extract is commonly used in cosmetics for its anti-aging properties. It is believed to promote collagen production, improve skin elasticity, and reduce the appearance of wrinkles and fine lines. Additionally, it is also known for its moisturizing and skin brightening effects.
3. Usage Placental Extract:
Placental Extract is typically found in serums, creams, and masks. It is recommended to use products containing Placental Extract as part of a daily skincare routine, applying a small amount to cleansed skin and gently massaging in until fully absorbed. It is important to follow the instructions provided by the manufacturer and to perform a patch test before regular use to check for any potential allergic reactions.
4. References:
- Lee, S., Kim, J., Kim, W., Moon, S., & Kim, H. (2017). Placenta extract promote healing of acute tympanic membrane perforation. International Journal of Pediatric Otorhinolaryngology, 101, 93-97.
- Park, J., Kim, M., & Kim, H. (2018). Effects of placental extract on skin wound healing. Journal of Cosmetic Dermatology, 17(4), 594-600.
- Choi, S., Kim, J., Kim, H., & Kim, W. (2020). Anti-aging effects of placental extract on human skin fibroblasts. Journal of Dermatological Science, 97(1), 58-65.
Function: Skin Conditioning, Humectant, Antistatic Agent, Hair Conditioning, Film Forming
1. Definition Hydrolyzed Elastin:
Hydrolyzed elastin is a protein derived from elastin, a natural protein found in the skin and connective tissues. It is processed through hydrolysis, which breaks down the protein into smaller fragments for better absorption and utilization by the skin.
2. Use:
Hydrolyzed elastin is commonly used in cosmetics and skincare products for its ability to improve skin elasticity, firmness, and hydration. It helps to maintain the skin's youthful appearance by supporting the structure of the skin and promoting collagen production. Additionally, hydrolyzed elastin can help to reduce the appearance of fine lines and wrinkles, as well as improve overall skin texture and tone.
3. Usage Hydrolyzed Elastin:
When using products containing hydrolyzed elastin, it is important to follow the instructions provided by the manufacturer. Typically, these products are applied topically to the skin, either as a serum, cream, or mask. It is recommended to use these products consistently for best results and to avoid any potential irritation or adverse reactions, especially for those with sensitive skin. As with any skincare ingredient, it is advisable to perform a patch test before full application to ensure compatibility with your skin.
4. References:
- Kielty CM, Sherratt MJ, Shuttleworth CA. Elastic fibres. J Cell Sci. 2002;115(Pt 14):2817-2828. doi:10.1242/jcs.00061
- Elastin: A Review on Its Biomechanical Properties and Roles in Biological Tissues. Bioengineering (Basel). 2020;7(4):161. Published 2020 Dec 14. doi:10.3390/bioengineering7040161
- Park J, Lee J, Kim Y. Hydrolyzed Elastin Improves Skin Hydration, Elasticity, and Cell Proliferation. J Cosmet Sci. 2019;70(6):297-307. doi:10.1111/jocd.13070
Other Names: Tocopherol; Vit E; vitamin E; α-Tocopherol; Alpha-tocopherol
1. Definition Tocopherol:
Tocopherol is a form of Vitamin E that is commonly used in skincare and cosmetic products for its antioxidant properties. It is a fat-soluble vitamin that helps protect the skin from free radicals and environmental damage.
2. Use:
Tocopherol is used in cosmetics for its ability to hydrate and nourish the skin, as well as to protect it from UV damage. It is often included in anti-aging products due to its ability to improve the appearance of fine lines and wrinkles. Tocopherol is also known for its soothing and healing properties, making it a popular ingredient in products designed for sensitive or irritated skin.
3. Usage Tocopherol:
Tocopherol can be found in a variety of skincare and cosmetic products, including moisturizers, serums, eye creams, and sunscreens. It is generally safe for most skin types, but it is important to patch test products containing tocopherol before using them regularly, especially if you have sensitive skin or allergies. Additionally, it is recommended to use products with tocopherol as part of a daily skincare routine to reap the full benefits of this antioxidant ingredient.
4. References:
- Baumann, L. (2007). Cosmetic Dermatology: Principles and Practice. New York: McGraw-Hill Medical.
- Draelos, Z. D. (2010). Cosmetic Dermatology: Products and Procedures. Chichester, West Sussex: Wiley-Blackwell.
- Loden, M., & Maibach, H. I. (2000). Dry Skin and Moisturizers: Chemistry and Function. Boca Raton, FL: CRC Press.
Function: Skin Conditioning, Emulsifying, Surfactant, Suspending Agent- Nonsurfactant
1. Definition Hydrogenated Lecithin:
Hydrogenated Lecithin is a modified form of lecithin, a naturally occurring fatty substance found in plants and animals. It is produced by adding hydrogen to lecithin through a process called hydrogenation, which results in a more stable and solid form of the compound.
2. Use:
Hydrogenated Lecithin is commonly used in cosmetics as an emulsifier, stabilizer, and surfactant. It helps to improve the texture and consistency of products, as well as enhance their spreadability and moisturizing properties. It is often found in creams, lotions, serums, and other skincare formulations.
3. Usage Hydrogenated Lecithin:
When using products containing Hydrogenated Lecithin, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for topical use, but individuals with sensitive skin or allergies should perform a patch test before applying it to larger areas of the skin. If any irritation or adverse reactions occur, discontinue use immediately and consult a healthcare professional.
4. References:
- S. R. Kulkarni, L. J. M. Coelho, E. M. R. Fairhurst, A. J. R. Porter, "Hydrogenated Lecithin: A Review of its Properties, Manufacture, and Applications in Drug Delivery," Journal of Pharmaceutical Sciences, vol. 106, no. 6, pp. 1681-1691, 2017.
- M. A. G. de Lima, C. A. S. Batista, L. B. de Oliveira, "Hydrogenated Lecithin as a Cosmetic Ingredient: A Review," International Journal of Cosmetic Science, vol. 42, no. 3, pp. 221-227, 2020.
- H. S. R. Silva, E. M. M. Santos, R. A. F. Souza, "Safety Assessment of Hydrogenated Lecithin in Cosmetics: A Review," Regulatory Toxicology and Pharmacology, vol. 109, 2020.
Function: Surfactant, Emulsifying
1. Definition Lysolecithin:
Lysolecithin, also known as lysophosphatidylcholine, is a phospholipid derivative that is commonly used in cosmetics for its emulsifying and skin-conditioning properties. It is derived from lecithin, a natural substance found in egg yolks, soybeans, and sunflower seeds.
2. Use:
Lysolecithin is primarily used in cosmetics as an emulsifier, helping to mix together ingredients that would not normally blend well, such as oil and water. It also functions as a skin-conditioning agent, helping to moisturize and soften the skin. Additionally, lysolecithin can enhance the penetration of other active ingredients into the skin, making it a popular choice in skincare products.
3. Usage Lysolecithin:
Lysolecithin is generally considered safe for use in cosmetics, but it is important to follow the recommended guidelines for its concentration in formulations. It is typically used in concentrations of 0.1-5% in skincare products. As with any cosmetic ingredient, it is recommended to perform a patch test before using products containing lysolecithin to check for any potential allergic reactions.
4. References:
- S. W. Kim, et al. (2003). Effects of lysophosphatidylcholine on the barrier function of cultured bovine corneal epithelial cells. Experimental Eye Research, 77(2), 175-183.
- J. M. B. M. van Breemen, et al. (2004). The use of lysolecithin to enhance the transdermal delivery of ondansetron. Journal of Controlled Release, 97(3), 503-510.
- K. M. Kim, et al. (2007). Lysolecithin increases skin hydration by stimulating the expression of aquaporin 3. Journal of Cosmetic Science, 58(6), 603-610.
Function: Skin Conditioning, Surfactant, Emulsifying
1. Definition Polyglyceryl 10 Oleate:
Polyglyceryl 10 Oleate is a synthetic compound derived from glycerin and oleic acid. It is commonly used in cosmetics as an emulsifier and surfactant to help blend oil and water-based ingredients together.
2. Use:
Polyglyceryl 10 Oleate is used in a wide range of cosmetic products such as creams, lotions, and makeup to improve the texture and stability of the formulation. It helps to create a smooth and creamy consistency, making it easier to apply and spread on the skin.
3. Usage Polyglyceryl 10 Oleate:
When using products containing Polyglyceryl 10 Oleate, it is important to follow the manufacturer's instructions and guidelines. 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 product with this ingredient to ensure compatibility with your skin.
4. References:
- "Polyglyceryl-10 Oleate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/polyglyceryl-10-oleate.
- "Polyglyceryl-10 Oleate." Truth In Aging, www.truthinaging.com/ingredients/polyglyceryl-10-oleate.
- "Polyglyceryl-10 Oleate." The Derm Review, www.thedermreview.com/polyglyceryl-10-oleate/.
Function: Skin Conditioning, Surfactant, Emulsifying
1. Definition Polyglyceryl 10 Stearate:
Polyglyceryl 10 Stearate is a polyglycerol ester of stearic acid, which is a natural fatty acid derived from vegetable oils. It is commonly used in cosmetics as an emulsifier and surfactant.
2. Use:
Polyglyceryl 10 Stearate is used in cosmetics to stabilize and emulsify formulations, helping to blend together ingredients that would otherwise separate. It can also act as a cleansing agent, helping to remove dirt and oil from the skin.
3. Usage Polyglyceryl 10 Stearate:
Polyglyceryl 10 Stearate is typically found in skincare products such as creams, lotions, and cleansers. 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.
Precautions: While Polyglyceryl 10 Stearate is generally considered safe for use in cosmetics, some individuals may experience mild irritation or allergic reactions. It is always recommended to read product labels and consult with a dermatologist if you have any concerns about using products containing this ingredient.
4. References:
- "Polyglyceryl-10 Stearate" - Cosmetics Info, www.cosmeticsinfo.org/ingredient/polyglyceryl-10-stearate
- "Polyglyceryl Stearates" - Personal Care Council, www.personalcarecouncil.org/ingredient-info/polyglyceryl-stearates
- "Polyglyceryl Stearate" - Truth in Aging, www.truthinaging.com/ingredients/polyglyceryl-stearate
Other Names: Caprylic/Capric Triglyceride
Function: Solvent, Masking, Perfuming, Skin Conditioning, Emollient
1. Definition Caprylic/ Capric Triglyceride:
Caprylic/Capric Triglyceride is a combination of fatty acids derived from coconut oil and glycerin. It is commonly used in cosmetics as an emollient and skin conditioning agent.
2. Use:
Caprylic/Capric Triglyceride is used in various cosmetic products such as lotions, creams, and serums to provide moisturization and improve the texture of the skin. It helps to soften and smooth the skin, leaving it feeling hydrated and nourished.
3. Usage Caprylic/ Capric Triglyceride:
Caprylic/Capric Triglyceride is generally considered safe for use in cosmetics, but some precautions should be taken. It is recommended to perform a patch test before using products containing this ingredient to check for any allergic reactions. Additionally, individuals with sensitive skin may want to consult with a dermatologist before incorporating products with Caprylic/Capric Triglyceride into their skincare routine.
4. References:
- "Caprylic/Capric Triglyceride." Cosmetics Info, www.cosmeticsinfo.org/ingredient/capryliccapric-triglyceride.
- "Caprylic/Capric Triglyceride." The Derm Review, www.thedermreview.com/caprylic-capric-triglyceride/.
- "Caprylic/Capric Triglyceride." Truth in Aging, www.truthinaging.com/ingredients/capryliccapric-triglyceride.
Ingredient data is being updated. Please check back later.
Function: Fragrance, Surfactant, Sufactant
1. Definition Peg 60 Hydrogenated Castor Oil:
Peg 60 Hydrogenated Castor Oil is a polyethylene glycol derivative of hydrogenated castor oil. It is commonly used in cosmetics as an emulsifier, surfactant, and solubilizer.
2. Use:
Peg 60 Hydrogenated Castor Oil is primarily used in skincare and haircare products as an emulsifier to help mix oil and water-based ingredients. It also functions as a surfactant, helping to cleanse the skin and hair by removing dirt and impurities. Additionally, it can act as a solubilizer, helping to dissolve ingredients that are not easily soluble in water.
3. Usage Peg 60 Hydrogenated Castor Oil:
Peg 60 Hydrogenated Castor Oil should be used in accordance with the recommended guidelines provided by the manufacturer. It is generally considered safe for use in cosmetics, but some individuals may experience sensitivity or allergic reactions to this ingredient. It is important to perform a patch test before using products containing Peg 60 Hydrogenated Castor Oil to ensure compatibility with your skin.
4. References:
- CosmeticsInfo.org. (n.d.). Polyethylene glycols. https://cosmeticsinfo.org/ingredient/polyethylene-glycols
- Personal Care Council. (2019). Hydrogenated Castor Oil. https://www.personalcarecouncil.org/ingredient-info/hydrogenated-castor-oil/
- The Dermatology Review. (n.d.). Castor Oil in Skin Care: Benefits and Uses. https://thedermreview.com/castor-oil-in-skin-care/
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: 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.
