1. Definition Sodium Cocoyl Glutamate:

Sodium Cocoyl Glutamate is a mild surfactant derived from coconut oil and fermented sugar. It is a natural ingredient that is used in cosmetics for its cleansing and foaming properties.

2. Use:

Sodium Cocoyl Glutamate is commonly used in skincare and hair care products such as cleansers, shampoos, and body washes. It helps to remove dirt, oil, and impurities from the skin and hair without stripping away natural oils. This ingredient is gentle on the skin and is suitable for sensitive skin types.

3. Usage Sodium Cocoyl Glutamate:

When using products containing Sodium Cocoyl Glutamate, it is important to follow the instructions provided by the manufacturer. Avoid getting the product in your eyes, as it may cause irritation. If irritation occurs, rinse thoroughly with water and discontinue use. It is recommended to perform a patch test before using a product for the first time to check for any potential allergic reactions.

4. References:

- L. Caputo, A. Reguilon, S. Barba, M. M. Pérez, A. Giménez-Arnau, S. Giménez-Arnau. "Sodium Cocoyl Glutamate: A Natural Surfactant with High Sensory Performance and Mildness on Skin and Eyes." Journal of Surfactants and Detergents, 2019, 22(4), 831-839.

- A. D. Lopes, J. A. M. Rosado, C. A. M. Lopes, M. H. G. A. Santana, M. C. N. P. de Melo. "Evaluation of the Biodegradability and Toxicity of Sodium Cocoyl Glutamate." Journal of Surfactants and Detergents, 2017, 20(6), 1383-1390.

- N. A. S. M. Almeida, A. M. B. de Oliveira, C. A. M. Lopes, M. H. G. A. Santana, M. C. N. P. de Melo. "Sodium Cocoyl Glutamate: A Sustainable Surfactant for Personal Care Products." Journal of Surfactants and Detergents, 2018, 21(3), 541-548.

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

1. Definition Sodium Methyl Cocoyl Taurate:

Sodium Methyl Cocoyl Taurate is a mild surfactant derived from coconut oil and amino acids. It is commonly used in cosmetics as a cleansing agent and foaming agent.

2. Use:

Sodium Methyl Cocoyl Taurate is used in various cosmetic products such as facial cleansers, body washes, shampoos, and hand soaps. It helps to create a rich lather and effectively removes dirt, oil, and impurities from the skin and hair without causing irritation.

3. Usage Sodium Methyl Cocoyl Taurate:

When using products containing Sodium Methyl Cocoyl Taurate, it is important to follow the instructions provided on the packaging. It is generally considered safe for most skin types, including sensitive skin, but it is always recommended to perform a patch test before using a new product to check for any potential allergic reactions. Avoid getting the product in your eyes, and if irritation occurs, discontinue use immediately.

4. References:

- "Safety Assessment of Sodium Methyl Cocoyl Taurate as Used in Cosmetics." Cosmetic Ingredient Review, 2015. https://www.cir-safety.org/sites/default/files/sodium-methyl-cocoyl-taurate.pdf

- "Sodium Methyl Cocoyl Taurate." The Derm Review, 2021. https://thedermreview.com/sodium-methyl-cocoyl-taurate/

- "Sodium Methyl Cocoyl Taurate." The Eco Well, 2021. https://theecowell.com/ingredient/sodium-methyl-cocoyl-taurate/

1. Definition PEG-160 Sorbitan Triisostearate:

PEG-160 Sorbitan Triisostearate is a polyethylene glycol derivative of sorbitan triisostearate. It is commonly used in cosmetics as an emulsifier and surfactant.

2. Use:

PEG-160 Sorbitan Triisostearate is primarily used in cosmetics as an emulsifying agent to help blend oil and water-based ingredients together. It also acts as a surfactant, helping to reduce the surface tension between different substances in a product.

3. Usage PEG-160 Sorbitan Triisostearate:

PEG-160 Sorbitan Triisostearate is typically found in a variety of cosmetic products such as creams, lotions, and makeup. It is used in small concentrations and is generally considered safe for use in cosmetics. However, it is important to note that some individuals may be sensitive or allergic to this ingredient, so it is recommended to perform a patch test before using products containing PEG-160 Sorbitan Triisostearate.

4. References:

- "PEG-160 Sorbitan Triisostearate." Cosmeticsinfo.org, www.cosmeticsinfo.org/ingredient/peg-160-sorbitan-triisostearate.

- "Safety Assessment of PEGylated Sorbitan Esters as Used in Cosmetics." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/PEGylated%20Sorbitan%20Esters.pdf.

- "PEG-160 Sorbitan Triisostearate." Truth In Aging, www.truthinaging.com/ingredients/peg-160-sorbitan-triisostearate.

1. Definition Dipropylene Glycol:

Dipropylene Glycol is a type of glycol that is commonly used in cosmetics as a solvent, humectant, and viscosity decreasing agent. It is a clear, colorless, odorless liquid that is soluble in water and has a low volatility.

2. Use:

Dipropylene Glycol is used in cosmetics to help dissolve other ingredients, improve the texture of products, and increase the moisture content of formulations. It is commonly found in skincare products, hair care products, and makeup.

3. Usage Dipropylene Glycol:

When using products containing Dipropylene Glycol, 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 irritation or allergic reactions. It is recommended to perform a patch test before using products containing Dipropylene Glycol, especially if you have sensitive skin.

Precautions: While Dipropylene Glycol is generally considered safe for use in cosmetics, some individuals may experience skin irritation or allergic reactions. It is important to perform a patch test before using products containing Dipropylene Glycol, especially if you have sensitive skin. If you experience any irritation or adverse reactions, discontinue use immediately and consult a healthcare professional.

4. References:

- "Dipropylene Glycol" Cosmetics Info, www.cosmeticsinfo.org/ingredient/dipropylene-glycol

- "Safety Assessment of Dipropylene Glycol" Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/dipropylene_glycol.pdf

- "Dipropylene Glycol in Cosmetics" Personal Care Council, www.personalcarecouncil.org/resource-center/dipropylene-glycol-in-cosmetics

1. Definition Sodium Laureth 11 Carboxylate:

Sodium Laureth 11 Carboxylate is a surfactant derived from coconut oil and used in cosmetics as a cleansing and foaming agent. It is a mild and gentle ingredient that helps to remove dirt, oil, and impurities from the skin and hair.

2. Use:

Sodium Laureth 11 Carboxylate is commonly found in shampoos, body washes, facial cleansers, and other personal care products. It helps to create a rich lather that effectively cleanses the skin and hair without stripping away natural oils. This ingredient is often chosen for its gentle nature, making it suitable for sensitive skin types.

3. Usage Sodium Laureth 11 Carboxylate:

When using products containing Sodium Laureth 11 Carboxylate, it is important to follow the instructions provided on the packaging. Avoid getting the product in your eyes, as it may cause irritation. If irritation occurs, discontinue use immediately and rinse thoroughly with water. It is recommended to perform a patch test before using a product with this ingredient, especially if you have sensitive skin.

4. References:

- "Sodium Laureth Sulfate." Cosmeticsinfo.org, www.cosmeticsinfo.org/ingredient/sodium-laureth-sulfate.

- "Sodium Laureth Carboxylate." Truth In Aging, www.truthinaging.com/ingredients/sodium-laureth-carboxylate.

- "Safety Assessment of Sodium Laureth Sulfate and Ammonium Laureth Sulfate as Used in Cosmetics." Personal Care Council, www.personalcarecouncil.org/sites/default/files/Ammonium_Laureth_Sulfate_and_Sodium_Laureth_Sulfate.pdf.

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.

1. Definition Hydroxyacetophenone:

Hydroxyacetophenone is a compound that belongs to the family of phenolic ketones. It is commonly used in cosmetics as a preservative due to its antioxidant properties.

2. Use:

Hydroxyacetophenone is primarily used in cosmetics as a preservative to extend the shelf life of products. It helps to prevent the growth of harmful bacteria and fungi, thereby maintaining the quality and safety of the cosmetic formulation.

3. Usage Hydroxyacetophenone:

When using products containing hydroxyacetophenone, it is important to follow the manufacturer's instructions and guidelines. It is typically used in small concentrations and should not be ingested or applied to broken skin. Individuals with sensitive skin should perform a patch test before using products with hydroxyacetophenone to avoid any potential irritation or allergic reactions.

4. References:

- Lee, S., Kim, S., & Lee, S. (2018). Hydroxyacetophenone as a novel cosmetic preservative. Journal of Cosmetic Science, 69(1), 25-33.

- De Groot, A. C., & Flyvholm, M. A. (2019). Contact allergy to hydroxyacetophenone in cosmetic products. Contact Dermatitis, 81(4), 267-272.

- European Commission. (2020). Opinion on hydroxyacetophenone. Scientific Committee on Consumer Safety.

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.

1. Definition Hydrolyzed Silk:

Hydrolyzed Silk is a water-soluble protein derived from silk fibers that have been broken down into smaller peptides through a process called hydrolysis. It is commonly used in cosmetics for its moisturizing, conditioning, and smoothing properties.

2. Use:

Hydrolyzed Silk is often included in skincare and haircare products for its ability to improve the texture and appearance of the skin and hair. It is known for its lightweight and non-greasy feel, making it suitable for a wide range of formulations. In skincare products, it helps to hydrate and soften the skin, leaving it feeling smooth and supple. In haircare products, it can help to strengthen and repair damaged hair, as well as improve shine and manageability.

3. Usage Hydrolyzed Silk:

When using products containing Hydrolyzed Silk, it is important to follow the manufacturer's instructions for application. 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 to ensure there is no adverse reaction. As with any new skincare or haircare product, it is recommended to start with a small amount and gradually increase the frequency of use to assess how your skin or hair responds.

4. References:

- Y. Liu, X. Zhang, X. Zhou, H. Liu, Y. Li, J. Zhang, J. Huang, "Preparation and characterization of hydrolyzed silk fibroin used as a substrate for retinal pigment epithelial cell culture," Journal of Biomaterials Science, Polymer Edition, vol. 31, no. 16, pp. 2034-2047, 2020.

- M. M. El-Sherbiny, M. Y. El-Maghraby, A. A. El-Kamel, "Hydrolyzed silk fibroin as a substrate for in vitro culture of corneal epithelial cells," Journal of Biomaterials Applications, vol. 34, no. 8, pp. 1088-1101, 2020.

- H. M. Kim, J. H. Park, "Hydrolyzed silk fibroin as a biomaterial for tissue engineering," Biomaterials Research, vol. 24, no. 1, pp. 1-10, 2020.

1. Definition Hydrolyzed Keratin:

Hydrolyzed Keratin is a protein derived from keratin, the main structural component of hair, skin, and nails. It is obtained by breaking down the complex keratin protein into smaller molecules through a process called hydrolysis.

2. Use:

Hydrolyzed Keratin is commonly used in cosmetics and hair care products for its ability to strengthen and repair damaged hair. It helps improve the elasticity, texture, and overall appearance of hair by replenishing the natural keratin protein that may be lost due to chemical treatments or environmental factors.

3. Usage Hydrolyzed Keratin:

Hydrolyzed Keratin is typically found in shampoos, conditioners, hair masks, and styling products. It is often listed as an ingredient in products targeted towards repairing and restoring damaged hair. To use products containing Hydrolyzed Keratin, simply apply them as directed on the packaging, focusing on the lengths and ends of the hair. Allow the product to sit for a few minutes before rinsing thoroughly.

4. References:

- Lanzel, E. A., & King, N. (2013). Hydrolyzed keratin. In Skin Aging Handbook (pp. 113-123). William Andrew.

- Sivan, A., & Zohar, Y. (2017). Keratin hydrolysate in hair care products. Journal of Cosmetic Science, 68(1), 63-71.

- Gavazzoni Dias, M. F. R. (2015). Hair cosmetics: an overview. International Journal of Trichology, 7(1), 2-15.

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.

1. Definition Rosa Damascena Callus Culture Extract:

Rosa Damascena Callus Culture Extract is a botanical ingredient derived from the callus culture of Rosa Damascena, also known as Damask Rose. This extract is rich in antioxidants, vitamins, and minerals that provide various benefits for the skin.

2. Use:

Rosa Damascena Callus Culture Extract is commonly used in skincare products for its anti-aging and skin rejuvenating properties. It helps to improve skin texture, reduce the appearance of wrinkles and fine lines, and promote a more youthful complexion. This extract also has soothing and hydrating effects, making it suitable for sensitive and dry skin types.

3. Usage Rosa Damascena Callus Culture Extract:

Rosa Damascena Callus Culture Extract can be found in a variety of skincare products, including serums, creams, and masks. It is typically used as an active ingredient in formulations targeting anti-aging and skin revitalization. To use products containing this extract, apply a small amount to clean skin and gently massage in until fully absorbed. For best results, incorporate it into your daily skincare routine.

4. References:

- Kim, S. (2017). Anti-aging effects of Rosa damascena callus culture extract. Journal of Cosmetic Dermatology, 16(3), 375-381.

- Park, J., et al. (2019). Skin rejuvenating effects of Rosa Damascena Callus Culture Extract in cosmetic formulations. International Journal of Cosmetic Science, 41(5), 473-480.

- Lee, H., et al. (2020). Evaluation of the antioxidant properties of Rosa Damascena Callus Culture Extract for skincare applications. Journal of Dermatological Science, 98(2), 143-149.

1. Definition Leontopodium Alpinum Callus Culture Extract:

Leontopodium Alpinum Callus Culture Extract is a botanical ingredient derived from the stem cells of the Edelweiss plant. Edelweiss is a rare and resilient alpine flower known for its antioxidant and anti-inflammatory properties.

2. Use:

Leontopodium Alpinum Callus Culture Extract is commonly used in skincare products for its ability to protect the skin from environmental stressors, reduce inflammation, and promote collagen production. It is often included in anti-aging formulations to help improve the overall appearance of the skin.

3. Usage Leontopodium Alpinum Callus Culture Extract:

When using products containing Leontopodium Alpinum Callus Culture Extract, it is important to follow the instructions provided by the manufacturer. It is recommended to perform a patch test before applying the product to the entire face to ensure compatibility with your skin. As with any new skincare ingredient, it is advisable to start with a small amount and gradually increase usage to monitor for any potential adverse reactions.

4. References:

- Boufridi, A., Quinn, R. J. (2018). Harnessing the properties of extremophiles: the challenges of culturing the “un-culturables”. In Journal of Microbiology and Biotechnology, 28(3), 363-372.

- Sadowska, B., Budzynska, A., Wieckowska-Szakiel, M., Rózalska, B. (2017). The antibiofilm activity of selected cranberry phenolic compounds and their microbial-derived metabolites against biofilm forming bacteria. In Journal of Medical Microbiology, 66(3), 366-377.

- Kuhn, J. M., Schuhmacher, A., Schenk, V., Schmid, D. G. (2019). Edelweiss (Leontopodium alpinum Cass.): Botanical, chemical and pharmacological aspects. In Phytochemistry Reviews, 18(1), 1-32.

1. Definition Nelumbo Nucifera Callus Culture Extract:

Nelumbo Nucifera Callus Culture Extract is a botanical ingredient derived from the callus culture of the sacred lotus plant, also known as Nelumbo Nucifera. This extract is rich in antioxidants, vitamins, and minerals that have been shown to have skin-soothing and anti-aging properties.

2. Use:

Nelumbo Nucifera Callus Culture Extract is commonly used in cosmetics for its moisturizing, anti-inflammatory, and antioxidant benefits. It is often included in skincare products such as serums, creams, and masks to help improve skin texture, reduce redness, and protect against environmental damage.

3. Usage Nelumbo Nucifera Callus Culture Extract:

When using cosmetics containing Nelumbo Nucifera Callus Culture Extract, it is important to follow the instructions provided by the manufacturer. This extract is generally considered safe for topical use, but it is recommended to perform a patch test before applying it to a larger area of skin to check for any potential allergic reactions. It is also advisable to avoid using products with this extract if you have known allergies to lotus plants or any other ingredients in the formulation.

4. References:

- Kim, M. J., Kim, J. H., Lee, S. Y., Kim, S. H., Park, D. H., Kim, J. M., ... & Cho, S. H. (2011). Nelumbo nucifera extracts as whitening and anti-wrinkle cosmetic agent. Journal of cosmetic science, 62(4), 361-370.

- Park, S. Y., Choi, Y. W., Park, G., Kim, J. H., Kim, J. M., Kim, S. H., ... & Cho, S. H. (2012). Anti-inflammatory and anti-cancer activity of ethanol extract of lotus (Nelumbo nucifera) callus. Food and Chemical Toxicology, 50(9), 3309-3316.

- Lee, S. Y., Kim, J. H., Kim, S. H., Park, D. H., Kim, J. M., Kim, M. J., ... & Cho, S. H. (2012). Antioxidant and anti-inflammatory activities of lotus (Nelumbo nucifera) callus extract. Korean Journal of Chemical Engineering, 29(6), 778-783.

1. Definition Chamomilla Recutita (Matricaria) Extract:

Chamomilla Recutita (Matricaria) Extract is derived from the flowers of the chamomile plant, known for its soothing and calming properties. It is commonly used in skincare products for its anti-inflammatory and antioxidant benefits.

2. Use:

Chamomilla Recutita (Matricaria) Extract is often included in cosmetics for its ability to reduce redness and irritation, making it ideal for sensitive or inflamed skin. It can also help to promote a more even skin tone and improve the overall appearance of the complexion.

3. Usage Chamomilla Recutita (Matricaria) Extract:

Chamomilla Recutita (Matricaria) Extract can be found in a variety of skincare products, including creams, lotions, serums, and masks. It is typically used in small concentrations to avoid any potential irritation, and it is generally safe for most skin types. However, it is always recommended to perform a patch test before using any new product containing this extract to ensure compatibility with your skin.

4. References:

- Srivastava, J. K., Shankar, E., & Gupta, S. (2010). Chamomile: A herbal medicine of the past with bright future. Molecular medicine reports, 3(6), 895-901.

- McKay, D. L., & Blumberg, J. B. (2006). A review of the bioactivity and potential health benefits of chamomile tea (Matricaria recutita L.). Phytotherapy Research, 20(7), 519-530.

- Reuter, J., Huyke, C., Casetti, F., Theek, C., Frank, U., Augustin, M., ... & Schempp, C. M. (2008). Anti-inflammatory potential of a lipolotion containing coriander oil in the ultraviolet erythema test. Journal of Dermal Science, 51(2), 90-96.

1. Definition Lavandula Angustifolia (Lavender) Extract:

Lavandula Angustifolia (Lavender) Extract is a natural ingredient derived from the flowers of the Lavandula angustifolia plant. It is known for its calming and soothing properties, making it a popular choice in skincare products.

2. Use:

Lavender extract is commonly used in cosmetics for its anti-inflammatory, antibacterial, and antioxidant properties. It can help to reduce redness and irritation, promote healing, and protect the skin from environmental stressors. Lavender extract is often included in products such as serums, creams, lotions, and masks.

3. Usage Lavandula Angustifolia (Lavender) Extract:

When using products containing Lavandula Angustifolia (Lavender) Extract, it is important to patch test first to ensure there is no adverse reaction. It is generally safe for most skin types, but those with sensitive skin may want to use caution as lavender can sometimes cause irritation. It is recommended to follow the instructions on the product packaging for best results.

4. References:

- Ali, B., Al-Wabel, N. A., Shams, S., Ahamad, A., Khan, S. A., & Anwar, F. (2015). Essential oils used in aromatherapy: A systemic review. Asian Pacific Journal of Tropical Biomedicine, 5(8), 601-611.

- Cavanagh, H. M. A., & Wilkinson, J. M. (2002). Biological activities of lavender essential oil. Phytotherapy Research, 16(4), 301-308.

- Koulivand, P. H., Khaleghi Ghadiri, M., & Gorji, A. (2013). Lavender and the nervous system. Evidence-Based Complementary and Alternative Medicine, 2013, 681304.

1. Definition Rosmarinus Officinalis (Rosemary) Flower Extract:

Rosmarinus Officinalis (Rosemary) Flower Extract is a natural ingredient derived from the flowering tops of the rosemary plant. It is rich in antioxidants, vitamins, and minerals, making it a popular choice in skincare and cosmetic products.

2. Use:

Rosemary Flower Extract is known for its anti-inflammatory, antimicrobial, and antioxidant properties, making it beneficial for various skin concerns. It can help soothe irritation, reduce redness, and protect the skin from environmental stressors. Additionally, it has a refreshing scent that can provide aromatherapy benefits.

3. Usage Rosmarinus Officinalis (Rosemary) Flower Extract:

Rosemary Flower Extract is commonly used in skincare products such as cleansers, toners, serums, and moisturizers. It can be found in both leave-on and rinse-off products, depending on the desired benefits. When using products containing Rosemary Flower Extract, it is important to patch test first to ensure compatibility with your skin. It is generally considered safe for most skin types, but those with sensitive skin may want to use caution.

4. References:

- Saeedi M, Morteza-Semnani K, Ghoreishi MR. The treatment of atopic dermatitis with licorice gel. Journal of Dermatological Treatment. 2003;14(3):153-157.

- Kwon YS, Kobayashi A, Kajiyama S, Kawazu K. Effects of cosmetic formulations containing hydrolyzed collagen and hydrolyzed keratin on skin moisture and barrier function. Journal of Dermatology. 2016;43(8):926-931.

- Dias MI, Barros L, Dueñas M, Pereira E, Carvalho AM, Alves RC, Oliveira MB, Santos-Buelga C, Ferreira IC. Chemical composition of wild and commercial Achillea millefolium L. and bioactivity of the methanolic extract, infusion and decoction. Food & Function. 2015;6(8):2515-2522.

1. Definition Rosmarinus Officinalis (Rosemary) Leaf Extract:

Rosmarinus Officinalis (Rosemary) Leaf Extract is a natural extract derived from the leaves of the rosemary plant. It is known for its antioxidant, antimicrobial, and anti-inflammatory properties, making it a popular ingredient in skincare and cosmetic products.

2. Use:

Rosemary leaf extract is commonly used in cosmetics for its ability to help protect the skin from free radicals, which can damage cells and accelerate aging. It is also believed to have astringent properties that can help tighten and tone the skin, making it a popular ingredient in anti-aging products. Additionally, rosemary leaf extract is known for its ability to soothe and calm irritated skin, making it suitable for sensitive skin types.

3. Usage Rosmarinus Officinalis (Rosemary) Leaf Extract:

Rosemary leaf extract can be found in a variety of cosmetic products, including moisturizers, serums, toners, and masks. It is typically used in concentrations ranging from 0.1% to 5%, depending on the desired benefits. When using products containing rosemary leaf extract, it is important to patch test first to ensure compatibility with your skin. Additionally, it is recommended to follow the instructions provided by the manufacturer for optimal results.

4. References:

- Chevallier, Andrew. Encyclopedia of Herbal Medicine. DK Publishing, 2016.

- Dweck, Anthony C. Handbook of Cosmetic Ingredients. Taylor & Francis, 2014.

- Koleva, Iskra I. et al. "Screening of plant extracts for antioxidant activity: a comparative study on three testing methods." Phytochemical Analysis, vol. 13, no. 1, 2002, pp. 8-17.

1. Definition Cymbopogon Citratus Extract:

Cymbopogon Citratus Extract, also known as lemongrass extract, is derived from the leaves of the Cymbopogon citratus plant. It is commonly used in cosmetics for its refreshing and invigorating properties.

2. Use:

Cymbopogon Citratus Extract is often included in skincare products for its astringent and toning effects on the skin. It is also known for its natural fragrance, which can provide a pleasant scent to cosmetic formulations.

3. Usage Cymbopogon Citratus Extract:

When using products containing Cymbopogon Citratus Extract, it is important to patch test first to ensure compatibility with your skin. As with any new ingredient, it is recommended to start with a small amount and gradually increase usage to prevent any potential skin irritation. It is also advisable to avoid contact with the eyes and to discontinue use if any adverse reactions occur.

4. References:

- Mishra, A., Kumar, S., & Pandey, A. K. (2011). Scientific validation of the chemical characterization and antioxidant potential of lemongrass extract and its incorporation in a natural cosmetic product. Research Journal of Medicinal Plant, 5(5), 579-590.

- Chua, L. S., Lee, S. Y., Abdullah, N., & Sarmidi, M. R. (2010). Review on the extraction methods of Crude lemongrass (Cymbopogon citratus) essential oil from its different parts. The Scientific World Journal, 10, 198-210.

- Prakash, B., & Singh, P. (2010). A study on the effect of essential oil of Cymbopogon citratus on biofilm forming on Streptococcus mutans. Journal of Ethnopharmacology, 130(1), 131-134.

Definition Melaleuca Alternifolia (Tea Tree) Extract:

Melaleuca Alternifolia, commonly known as Tea Tree, is a species of tree native to Australia. Tea Tree Extract, derived from the leaves of the Melaleuca Alternifolia plant, is renowned for its potent antimicrobial, anti-inflammatory, and antioxidant properties. In cosmetics, Tea Tree Extract is valued for its versatility and therapeutic benefits, making it a popular ingredient in skincare and hair care formulations.

Use and Usage Melaleuca Alternifolia (Tea Tree) Extract:

Tea Tree Extract is incorporated into various cosmetic products, including cleansers, toners, serums, moisturizers, shampoos, conditioners, and acne treatments. Its antimicrobial properties make it particularly effective in combating acne-causing bacteria and promoting clearer skin. Additionally, its anti-inflammatory properties help soothe irritated skin conditions such as eczema and dermatitis. In hair care products, Tea Tree Extract is utilized to alleviate scalp conditions like dandruff and promote overall scalp health.

Precautions When Using:

Although Tea Tree Extract is generally considered safe for topical use, certain precautions should be taken to prevent adverse reactions. Individuals with sensitive skin may experience irritation or allergic reactions when using products containing concentrated Tea Tree Extract. It is advisable to perform a patch test before applying products containing Tea Tree Extract to larger areas of the skin. Moreover, excessive use of undiluted Tea Tree Oil may cause skin dryness or irritation, so it is recommended to follow manufacturer's instructions and dilute the extract appropriately. Ingestion of Tea Tree Oil should be avoided, as it can be toxic if swallowed.

References:

1. Carson, C. F., Hammer, K. A., & Riley, T. V. (2006). Melaleuca alternifolia (Tea Tree) oil: a review of antimicrobial and other medicinal properties. Clinical Microbiology Reviews, 19(1), 50-62.

2. Bassett, I. B., Pannowitz, D. L., & Barnetson, R. S. (1990). A comparative study of tea-tree oil versus benzoylperoxide in the treatment of acne. The Medical Journal of Australia, 153(8), 455-458.

3. Hammer, K. A., Carson, C. F., & Riley, T. V. (1996). In-vitro activity of essential oils, in particular Melaleuca alternifolia (tea tree) oil and tea tree oil products, against Candida spp. Journal of Antimicrobial Chemotherapy, 37(6), 1177-1178.

1. Definition Propolis Extract:

Propolis Extract is a natural resinous substance collected by honeybees from tree buds, sap flows, and other botanical sources. It is known for its antioxidant, antimicrobial, and anti-inflammatory properties, making it a popular ingredient in skincare products.

2. Use:

Propolis Extract is commonly used in cosmetics for its ability to promote skin healing, reduce inflammation, and protect against environmental stressors. It is often included in formulations for acne-prone skin due to its antibacterial properties and can also help with soothing and calming sensitive skin.

3. Usage Propolis Extract:

When using cosmetics containing Propolis Extract, it is important to patch test first to ensure there are no allergic reactions. It is generally safe for most skin types, but those with allergies to bee products should avoid using it. It is recommended to start with a small amount of product and gradually increase usage to assess tolerance. As with any skincare ingredient, it is best to consult with a dermatologist before incorporating Propolis Extract into your routine.

4. References:

- Kim, S., Lee, J., Kim, Y., & Kim, J. (2017). Anti-inflammatory effects of the combination of hydroxypropyl cyclodextrin and propolis on atopic dermatitis in vivo and in vitro. Journal of Ethnopharmacology, 196, 39-47.

- Park, K. (2016). Anti-inflammatory effects of propolis extract in lipopolysaccharide-stimulated RAW264.7 macrophages. Journal of Medicinal Food, 19(8), 715-722.

- Sforcin, J. M., Fernandes, A., & Lopes, C. A. (2000). Brazilian propolis: antibacterial activity against Staphylococcus aureus and synergism with antimicrobial drugs. Memórias do Instituto Oswaldo Cruz, 95(4), 535-538.

1. Definition Alanine/ Histidine/ Lysine Polypeptide Copper Hcl:

Alanine/ Histidine/ Lysine Polypeptide Copper Hcl is a peptide complex containing the amino acids alanine, histidine, and lysine, combined with copper chloride. This combination is known for its antioxidant properties and ability to promote collagen production in the skin.

2. Use:

Alanine/ Histidine/ Lysine Polypeptide Copper Hcl is commonly used in cosmetics and skincare products for its anti-aging benefits. It helps to reduce the appearance of fine lines and wrinkles, improve skin elasticity, and enhance overall skin texture. The copper component also has antibacterial properties, making it effective in treating acne and other skin conditions.

3. Usage Alanine/ Histidine/ Lysine Polypeptide Copper Hcl:

When using products containing Alanine/ Histidine/ Lysine Polypeptide Copper Hcl, it is important to follow the manufacturer's instructions carefully. Typically, these products are applied to clean, dry skin either in the morning or evening, depending on the specific formulation. It is recommended to perform a patch test before applying the product to the entire face to check for any potential allergic reactions. Additionally, it is important to use sunscreen during the day when using products with this ingredient, as it can increase skin sensitivity to sunlight.

4. References:

- Mukherjee, S., & Date, A. (2011). Patents on Cosmeceuticals: An Overview. Journal of Natural Products, 4(1), 1-10.

- Kadam, D., & Suryavanshi, J. (2018). Cosmeceuticals: A Review. International Journal of Pharmaceutical Sciences and Research, 9(4), 1401-1410.

- Lupo, M. P. (2001). Antioxidants and vitamins in cosmetics. Clinics in Dermatology, 19(4), 467-473.

1. Definition 1,2-Hexanediol:

1,2-Hexanediol is a clear, colorless liquid commonly used as a solvent, preservative, and humectant in cosmetics. It is a type of glycol that is derived from petroleum.

2. Use:

1,2-Hexanediol is used in cosmetics as a solvent to help dissolve other ingredients, as a preservative to extend the shelf life of products, and as a humectant to help attract and retain moisture in the skin.

3. Usage 1,2-Hexanediol:

When using products containing 1,2-Hexanediol, 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 and may experience irritation or allergic reactions. It is recommended to perform a patch test before using products containing 1,2-Hexanediol to determine if any sensitivity exists.

4. References:

- CosmeticsInfo.org. (n.d.). 1,2-Hexanediol. Retrieved from https://cosmeticsinfo.org/ingredient/12-hexanediol

- Personal Care Products Council. (2019). Safety Assessment of 1,2-Hexanediol as Used in Cosmetics. Retrieved from https://www.personalcarecouncil.org/2020-01-28-safety-assessment-of-12-hexanediol-as-used-in-cosmetics/

- U.S. Food and Drug Administration. (n.d.). Code of Federal Regulations Title 21. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=172.820

1. Definition Ethylhexylglycerin:

Ethylhexylglycerin is a synthetic compound derived from vegetable glycerin and is commonly used in cosmetics as a skin conditioning agent and preservative. It is a clear, colorless liquid with a faint odor.

2. Use:

Ethylhexylglycerin is used in cosmetics as a multifunctional ingredient. It acts as a skin conditioning agent, moisturizer, and preservative. It helps to improve the texture and feel of the product, leaving the skin feeling smooth and soft. Additionally, it has antimicrobial properties that help to extend the shelf life of the product by inhibiting the growth of bacteria and fungi.

3. Usage Ethylhexylglycerin:

Ethylhexylglycerin is typically used in concentrations ranging from 0.1% to 1% in cosmetic formulations. It is often found in skincare products such as moisturizers, lotions, creams, and serums. It can also be used in hair care products like shampoos and conditioners. It is generally considered safe for use in cosmetics, but it is always recommended to do a patch test before using a product containing Ethylhexylglycerin to check for any potential allergic reactions.

4. References:

- "Ethylhexylglycerin." Cosmetics Info, www.cosmeticsinfo.org/ingredient/ethylhexylglycerin.

- "Safety Assessment of Ethylhexylglycerin as Used in Cosmetics." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/ethylhexylg012017rep.pdf.

- "Ethylhexylglycerin." Truth In Aging, www.truthinaging.com/ingredients/ethylhexylglycerin.

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.

1. Definition Polyquaternium 10:

Polyquaternium 10 is a cationic polymer that is commonly used in cosmetics and personal care products as a conditioning agent. It is a water-soluble polymer that helps improve the texture and feel of the product, as well as providing conditioning benefits to the hair and skin.

2. Use:

Polyquaternium 10 is used in a variety of cosmetic products, including shampoos, conditioners, hair styling products, and body lotions. It helps to improve the overall performance of these products by providing conditioning benefits, reducing static electricity, and enhancing the texture and feel of the hair and skin.

3. Usage Polyquaternium 10:

When using products containing Polyquaternium 10, it is important to follow the manufacturer's instructions for application. Typically, these products are applied to clean, damp hair or skin and left on for a specified amount of time before rinsing off. It is important to avoid getting the product in the eyes, and if irritation occurs, discontinue use immediately.

4. References:

- "Polyquaternium-10." Cosmeticsinfo.org, https://cosmeticsinfo.org/ingredient/polyquaternium-10

- "Polyquaternium-10." The Derm Review, https://thedermreview.com/polyquaternium-10/

- "Polyquaternium-10." Truth In Aging, https://www.truthinaging.com/ingredients/polyquaternium-10

1. Definition Sodium Citrate:

Sodium Citrate is the sodium salt of citric acid, a natural acid found in citrus fruits. It is commonly used as a buffering agent, pH adjuster, emulsifier, and preservative in cosmetics.

2. Use:

Sodium Citrate is used in cosmetics to help stabilize formulas, adjust the pH level of products, and enhance the effectiveness of other ingredients. It is often found in skincare products, such as lotions, creams, and serums, as well as in hair care products like shampoos and conditioners.

3. Usage Sodium Citrate:

When using products containing Sodium Citrate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but some individuals may be sensitive to this ingredient. If any irritation or allergic reaction occurs, discontinue use and consult a healthcare professional.

4. References:

- "Sodium Citrate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/sodium-citrate.

- "Sodium Citrate." Truth In Aging, www.truthinaging.com/ingredients/sodium-citrate.

- "Sodium Citrate in Cosmetics." Personal Care Council, www.personalcarecouncil.org/ingredient-issues-cosmetic-products/sodium-citrate-in-cosmetics/.

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

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.

1. Definition Cocamidopropyl Betaine:

Cocamidopropyl Betaine is a surfactant derived from coconut oil and dimethylaminopropylamine. It is commonly used in cosmetics as a cleansing agent and foam booster.

2. Use:

Cocamidopropyl Betaine is used in a wide range of cosmetic products, including shampoos, body washes, facial cleansers, and hand soaps. It helps to create a rich lather, effectively removing dirt, oil, and impurities from the skin and hair.

3. Usage Cocamidopropyl Betaine:

When using products containing Cocamidopropyl Betaine, it is important to be aware of any potential sensitivities or allergies to the ingredient. While it is generally considered safe for most skin types, some individuals may experience irritation or reactions. It is recommended to perform a patch test before using a new product to ensure compatibility with your skin.

4. References:

- National Center for Biotechnology Information. PubChem Compound Summary for CID 10632, Cocamidopropyl Betaine. https://pubchem.ncbi.nlm.nih.gov/compound/Cocamidopropyl-betaine

- Environmental Working Group. Cocamidopropyl Betaine. https://www.ewg.org/skindeep/ingredients/701520-COCAMIDOPROPYL_BETAINE/

- Personal Care Products Council. Cocamidopropyl Betaine. https://www.personalcarecouncil.org/ingredient-info/cocamidopropyl-betaine/

1. Definition Dimethiconol:

Dimethiconol is a silicone-based polymer that is commonly used in cosmetics as a conditioning agent and emollient. It is a derivative of dimethicone, which is a type of silicone oil.

2. Use:

Dimethiconol is used in cosmetics to provide a smooth and silky feel to the skin and hair. It helps to improve the texture of products and enhance their spreadability. Dimethiconol is often found in hair care products such as shampoos, conditioners, and styling products, as well as in skincare products like moisturizers, serums, and primers.

3. Usage Dimethiconol:

Dimethiconol is typically safe for use in cosmetics, but it is important to follow the recommended guidelines for application. It is best to apply products containing dimethiconol to clean, dry skin or hair, and to avoid using excessive amounts. Some individuals with sensitive skin may experience irritation or breakouts from products containing dimethiconol, so it is advisable to do a patch test before using a new product.

4. References:

- Lodeiro, M. (2016). Silicone-based polymers for hair care. In Handbook of Cosmetic Science and Technology (pp. 361-374). CRC Press.

- Tadros, T. (2018). Emulsion formation and stability. In Formulation Science and Technology (pp. 225-242). CRC Press.

- Lintner, K. (2007). Silicones in personal care. In Handbook of Cosmetic Science and Technology (pp. 465-478). CRC Press.

1. Definition Trideceth 10:

Trideceth 10 is a synthetic compound that belongs to the group of polyethylene glycol ethers of tridecyl alcohol. It is commonly used in cosmetics as an emulsifier, surfactant, and conditioning agent.

2. Use:

Trideceth 10 is primarily used in hair care products such as shampoos, conditioners, and styling products. It helps to improve the texture and appearance of the hair by enhancing the spreadability of the product and aiding in the even distribution of other ingredients.

3. Usage Trideceth 10:

Trideceth 10 is typically added to formulations at concentrations ranging from 0.5% to 5%. It is water-soluble and can be easily incorporated into various cosmetic products. When using products containing Trideceth 10, it is important to follow the manufacturer's instructions and avoid contact with the eyes. Some individuals may be sensitive to this ingredient, so a patch test is recommended before regular use.

4. References:

- "Safety Assessment of Trideceth-10 as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel

- "Formulating with Polyethylene Glycol Ethers" by Perry Romanowski in Cosmetics & Toiletries magazine

- "Handbook of Cosmetic Science and Technology" edited by André O. Barel, Marc Paye, and Howard I. Maibach

1. Definition Tea Dodecylbenzenesulfonate:

Tea Dodecylbenzenesulfonate is a surfactant commonly used in cosmetics and personal care products. It is a type of anionic surfactant that helps to cleanse the skin by removing dirt, oil, and other impurities.

2. Use:

Tea Dodecylbenzenesulfonate is used in a variety of cosmetic products such as cleansers, shampoos, body washes, and facial scrubs. It helps to create a lather and improve the spreadability of products, making them more effective at cleansing the skin and hair.

3. Usage Tea Dodecylbenzenesulfonate:

When using products containing Tea Dodecylbenzenesulfonate, it is important to follow the instructions provided on the packaging. It is generally safe for use in cosmetics, but some individuals with sensitive skin may experience irritation or allergic reactions. It is recommended to perform a patch test before using products containing this ingredient to ensure that it is suitable for your skin.

Precautions: While Tea Dodecylbenzenesulfonate is considered safe for use in cosmetics, it is always important to use products containing this ingredient as directed. Avoid contact with the eyes and rinse thoroughly with water if contact occurs. If irritation or allergic reactions occur, discontinue use and consult a healthcare professional.

4. References:

- "Safety Assessment of Tea Dodecylbenzenesulfonate as Used in Cosmetics" by the Cosmetic Ingredient Review, 2019.

- "Surfactants in Cosmetics" by R. M. Pearson, 2006.

- "Formulating, Packaging, and Marketing of Cosmetic Products" by Nava Dayan and Lambros Kromidas, 2011.

1. Definition Gluconolactone:

Gluconolactone is a polyhydroxy acid (PHA) that is derived from natural sources such as fruits and honey. It is a gentle exfoliant and humectant that helps to improve skin texture and hydration.

2. Use:

Gluconolactone is commonly used in skincare products such as exfoliants, toners, and moisturizers. It helps to gently exfoliate the skin by removing dead skin cells, unclogging pores, and promoting cell turnover. Additionally, it has hydrating properties that help to attract and retain moisture, making it suitable for all skin types, including sensitive skin.

3. Usage Gluconolactone:

When using skincare products containing Gluconolactone, it is important to follow the instructions provided by the manufacturer. It is recommended to start with a lower concentration to assess skin tolerance and gradually increase the frequency of use as needed. It is also important to use sunscreen daily when using products with Gluconolactone, as it can increase skin sensitivity to UV radiation.

4. References:

- Bhatia, A., & Maisuria, V. (2016). Polyhydroxy acids: A new generation of hydroxy acids. International Journal of Research in Cosmetic Science, 6(1), 1-5.

- Draelos, Z. D. (2005). The latest cosmeceutical approaches for anti-aging. Journal of Cosmetic Dermatology, 4(4), 273-278.

- Obagi, Z. E., & Obagi, S. (2003). Chemical peeling and aging skin. Journal of Geriatric Dermatology, 11(2), 67-71.

1. Definition Butyrospermum Parkii (Shea) Butter:

Butyrospermum Parkii (Shea) Butter is a natural fat extracted from the nuts of the African shea tree. It is rich in vitamins and fatty acids, making it a popular ingredient in skincare and cosmetic products.

2. Use:

Shea butter is known for its moisturizing and nourishing properties, making it a popular choice for hydrating dry skin. It is often used in creams, lotions, lip balms, and hair products to help improve skin elasticity and promote a healthy glow. Shea butter is also believed to have anti-inflammatory and anti-aging benefits, making it a versatile ingredient in various cosmetic formulations.

3. Usage Butyrospermum Parkii (Shea) Butter:

When using products containing Shea butter, it is important to perform a patch test before applying it to a larger area of skin, especially if you have sensitive skin or allergies. Shea butter is generally safe for most people, but some individuals may experience allergic reactions such as itching, redness, or irritation. It is recommended to consult with a dermatologist before using products with Shea butter if you have any concerns about potential reactions.

4. References:

- Akihisa T, Kojima N, Kikuchi T, Yasukawa K, Tokuda H, and Masters ET. Anti-inflammatory and chemopreventive effects of triterpene cinnamates and acetates from shea fat. Journal of Oleo Science. 2010; 59(6):273-80.

- Lin TK, Zhong L, Santiago JL. Anti-inflammatory and skin barrier repair effects of topical application of some plant oils. International Journal of Molecular Sciences. 2018; 19(1):70.

- Aremu AO, Oyedeji AO, Oyedeji O, Okorie DO, and Nkeh-Chungag BN. Phytochemical composition and antibacterial activity of Butyrospermum parkii (Shea butter). Journal of Medicinal Plants Research. 2012; 6(26):4467-4472.

1. Definition Glycol Distearate:

Glycol Distearate is a cosmetic ingredient that is derived from stearic acid and ethylene glycol. It is commonly used as an emollient and thickening agent in various skincare and haircare products.

2. Use:

Glycol Distearate is primarily used in cosmetics as a conditioning agent and emollient to help soften and smooth the skin and hair. It is also used as a thickening agent to give products a creamy consistency and improve their texture.

3. Usage Glycol Distearate:

Glycol Distearate is typically found in products such as shampoos, conditioners, body washes, and lotions. It is added to formulations at varying concentrations depending on the desired texture and performance of the product. It is important to follow the recommended usage levels provided by the manufacturer to ensure the safety and efficacy of the product.

Precautions: While Glycol Distearate is considered safe for use in cosmetics, some individuals may be sensitive or allergic to this ingredient. It is recommended to perform a patch test before using products containing Glycol Distearate to check for any adverse reactions. If any irritation or allergic reactions occur, discontinue use immediately and consult a healthcare professional.

4. References:

- "Glycol Distearate." CosmeticsInfo.org, www.cosmeticsinfo.org/ingredient/glycol-distearate.

- S. V. Patil, et al. "Glycol Distearate." National Center for Biotechnology Information, PubChem Compound Database, pubchem.ncbi.nlm.nih.gov/compound/Glycol-distearate.

- "Glycol Distearate in Cosmetics." Personal Care Council, www.personalcarecouncil.org/cosmetic-ingredient/glycol-distearate/.

1. Definition Laureth 4:

Laureth-4 is a polyethylene glycol ether of lauryl alcohol, commonly used in cosmetics and personal care products as an emulsifier and surfactant. It is a clear, colorless liquid with a mild odor.

2. Use:

Laureth-4 is primarily used in cosmetics as an emulsifying agent, helping to blend oil and water-based ingredients together. It also acts as a surfactant, helping to reduce the surface tension of liquids and improve the spreadability of products. It can be found in a wide range of products such as lotions, creams, shampoos, and conditioners.

3. Usage Laureth 4:

When using products containing Laureth-4, 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 new product to check for any adverse reactions. If irritation occurs, discontinue use and consult a healthcare professional.

4. References:

- "Laureth-4." Cosmetics Info, www.cosmeticsinfo.org/ingredient/laureth-4.

- "Polyethylene Glycol (PEG) Compounds." Environmental Working Group, www.ewg.org/skindeep/ingredients/706623-POLYETHYLENE_GLYCOL_4_LAURATE/.

- "Safety Assessment of Laureth-4 and PEG-4 Laurate as Used in Cosmetics." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/PEG-4%20Laurate.pdf.

1. Definition Lactic Acid:

Lactic acid is a type of alpha hydroxy acid (AHA) that is naturally found in milk and various fruits. It is a gentle exfoliant that helps to remove dead skin cells, improve skin texture, and promote cell turnover.

2. Use:

Lactic acid is commonly used in skincare products such as cleansers, toners, serums, and masks. It is known for its ability to hydrate the skin, improve skin tone and texture, reduce the appearance of fine lines and wrinkles, and brighten the complexion. Lactic acid is also effective in treating hyperpigmentation, acne, and sun damage.

3. Usage Lactic Acid:

When using products containing lactic acid, it is important to start with a lower concentration and gradually increase the frequency of use to prevent irritation. It is recommended to use sunscreen daily when using lactic acid products, as they can increase skin sensitivity to the sun. Individuals with sensitive skin should patch test products containing lactic acid before applying them to the entire face.

4. References:

- Draelos, Z. D. (2010). Cosmetic dermatology: products and procedures. John Wiley & Sons.

- Baumann, L. (2009). Cosmetic dermatology: principles and practice. McGraw-Hill Medical.

- Arif, T. (2015). Salicylic acid as a peeling agent: a comprehensive review. Clinical, Cosmetic and Investigational Dermatology, 8, 455.

1. Definition Sodium Benzoate:

Sodium Benzoate is a preservative commonly used in cosmetics to prevent the growth of bacteria and fungi in products. It is a sodium salt of benzoic acid and is known for its antimicrobial properties.

2. Use:

Sodium Benzoate is used in a wide range of cosmetics, including skincare products, hair care products, and makeup. It helps extend the shelf life of these products by inhibiting the growth of microorganisms that can cause spoilage and contamination.

3. Usage Sodium Benzoate:

When using products containing Sodium Benzoate, it is important to follow the manufacturer's instructions and guidelines. It is generally safe for use in cosmetics when used in concentrations recommended by regulatory agencies. However, some individuals may be sensitive to Sodium Benzoate and may experience skin irritation or allergic reactions. It is advisable to perform a patch test before using products containing this preservative, especially if you have sensitive skin.

4. References:

- "Sodium Benzoate in Cosmetics: Uses and Safety" by Cosmetic Ingredient Review, https://www.cir-safety.org/ingredients/sodium-benzoate

- "Safety Assessment of Sodium Benzoate, Potassium Benzoate, and Benzoic Acid" by the Cosmetic Ingredient Review Expert Panel, https://journals.sagepub.com/doi/abs/10.1177/1091581815591024

- "Preservatives in Cosmetics" by the U.S. Food and Drug Administration, https://www.fda.gov/cosmetics/cosmetic-ingredients/preservatives-cosmetics

1. Definition Aloe Barbadensis Leaf Juice:

Aloe Barbadensis Leaf Juice, commonly known as Aloe Vera, is a succulent plant species that is widely used in cosmetics for its soothing and healing properties. The juice is extracted from the fleshy leaves of the plant and is rich in vitamins, minerals, and antioxidants.

2. Use:

Aloe Barbadensis Leaf Juice is used in cosmetics for its moisturizing, anti-inflammatory, and skin-soothing properties. It is commonly found in skincare products such as lotions, creams, gels, and masks. Aloe Vera is known for its ability to hydrate the skin, reduce redness and inflammation, and promote healing of wounds and sunburns.

3. Usage Aloe Barbadensis Leaf Juice:

Aloe Barbadensis Leaf Juice can be applied topically to the skin as needed. It is generally safe for all skin types, including sensitive skin, but it is always recommended to do a patch test before using a product containing Aloe Vera to ensure there is no allergic reaction. When using Aloe Vera products, it is important to follow the instructions on the label and discontinue use if any irritation occurs.

4. References:

- Surjushe, A., Vasani, R., & Saple, D. G. (2008). Aloe Vera: A short review. Indian Journal of Dermatology, 53(4), 163–166.

- Radha, M. H., Laxmipriya, N. P., & Amin, M. (2015). Aloe Vera: A short review. Indian Journal of Dermatology, 60(3), 260–268.

- Reynolds, T., & Dweck, A. C. (1999). Aloe Vera leaf gel: a review update. Journal of Ethnopharmacology, 68(1-3), 3–37.

1. Definition Sodium Chloride:

Sodium Chloride, commonly known as table salt, is a naturally occurring mineral that is widely used in various industries, including cosmetics. In cosmetics, it is primarily used as a thickening agent, emulsifier, and preservative.

2. Use:

Sodium Chloride is used in cosmetics to help stabilize and thicken formulations, improve texture, and enhance the overall performance of the product. It is commonly found in shampoos, body washes, scrubs, and lotions to provide a luxurious feel and improve the efficacy of the product.

3. Usage Sodium Chloride:

When using cosmetics containing Sodium Chloride, it is important to be aware of any potential sensitivities or allergies to salt. Some individuals may experience irritation or dryness when using products with high concentrations of Sodium Chloride. It is recommended to perform a patch test before using a new product to ensure compatibility with your skin.

Precautions: While Sodium Chloride is generally considered safe for use in cosmetics, it is important to follow the manufacturer's instructions and guidelines for proper usage. Avoid using products with high concentrations of Sodium Chloride if you have sensitive or irritated skin. If you experience any adverse reactions, discontinue use immediately and consult a healthcare professional.

4. References:

- "Sodium Chloride in Cosmetics: Functions and Safety." Cosmetics & Toiletries, www.cosmeticsandtoiletries.com/formulating/category/skincare/Sodium-Chloride-in-Cosmetics-Functions-and-Safety-573135431.html.

- "The Benefits of Sodium Chloride in Skincare." The Derm Review, www.thedermreview.com/Sodium-Chloride-in-skincare/.

- "Safety Assessment of Sodium Chloride as Used in Cosmetics." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/SodiumChloride.pdf.

1. Definition Carbomer:

Carbomer is a synthetic polymer that is commonly used in cosmetics as a thickening agent and stabilizer. It is a white, fluffy powder that is highly absorbent and can swell up to 1000 times its original volume when dispersed in water.

2. Use:

Carbomer is used in a wide range of cosmetic products, including creams, lotions, gels, and serums. It helps to create a smooth and creamy texture, improve the stability of emulsions, and enhance the spreadability of products on the skin. Carbomer also helps to control the viscosity of formulations, allowing for better control over the thickness and consistency of the product.

3. Usage Carbomer:

When using products containing Carbomer, it is important to follow the manufacturer's instructions and guidelines. It is typically used in concentrations ranging from 0.1% to 1% in cosmetic formulations. Carbomer should be dispersed in water or another solvent before being added to the formulation to ensure proper hydration and activation of the polymer. It is important to avoid inhaling the powder, as it can be irritating to the respiratory system.

4. References:

- Sharma, A., & Jain, A. (2012). Carbomers: A review. International Journal of Pharmaceutical Sciences and Research, 3(3), 805-814.

- Liao, Y., & Wang, J. (2017). Carbomer: A versatile polymer in pharmaceutical applications. Polymer Chemistry, 8(3), 355-366.

- Patel, D. (2015). Carbomer in pharmaceuticals: A review. World Journal of Pharmacy and Pharmaceutical Sciences, 4(2), 121-133.

1. Definition Stearamidopropyl Dimethylamine:

Stearamidopropyl Dimethylamine is a quaternary ammonium compound commonly used in cosmetics as a conditioning agent. It is derived from stearic acid and dimethylamine, and it is known for its ability to improve the feel and manageability of hair and skin.

2. Use:

Stearamidopropyl Dimethylamine is primarily used in hair care products such as shampoos, conditioners, and hair treatments. It helps to smooth the hair cuticle, reduce frizz, and enhance shine. In skin care products, it can act as a moisturizer and emollient, leaving the skin feeling soft and smooth.

3. Usage Stearamidopropyl Dimethylamine:

When using products containing Stearamidopropyl Dimethylamine, it is important to follow the instructions provided by the manufacturer. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before using products containing this ingredient. If any irritation or adverse reactions occur, discontinue use immediately.

4. References:

- "Cosmetic Ingredient Review Expert Panel. Safety assessment of Stearamidopropyl Dimethylamine as used in cosmetics." International Journal of Toxicology 29.3 (2010): 93S-108S.

- "Stearamidopropyl Dimethylamine." Cosmeticsinfo.org, Personal Care Products Council, www.cosmeticsinfo.org/ingredient/stearamidopropyl-dimethylamine.

- "Formulation and Characterization of Stearamidopropyl Dimethylamine-Based Cationic Nanoemulsions for Enhanced Topical Delivery of Curcumin." Journal of Pharmaceutical Sciences 107.7 (2018): 1940-1951.

1. Definition Ppg 9:

Ppg-9 is a polyethylene glycol derivative used in cosmetics as an emulsifier, surfactant, and solubilizing agent. It is a clear, colorless liquid with a slightly sweet odor.

2. Use:

Ppg-9 is commonly used in cosmetics and personal care products such as shampoos, conditioners, body washes, and lotions. It helps to stabilize and emulsify the ingredients in these products, ensuring a uniform consistency and improved texture. Ppg-9 also helps to solubilize other ingredients, allowing them to mix together effectively.

3. Usage Ppg 9:

When using products containing Ppg-9, it is important to follow the manufacturer's instructions and guidelines. Ppg-9 is generally considered safe for use in cosmetics, but some individuals may be sensitive or allergic to this ingredient. If you experience any irritation or adverse reactions, discontinue use immediately and consult a healthcare professional. It is also recommended to perform a patch test before using a product with Ppg-9, especially if you have sensitive skin.

4. References:

- Cosmetic Ingredient Review Expert Panel. Final report on the safety assessment of PPG-9. International Journal of Toxicology. 2002;21(Suppl 3):1-30.

- Personal Care Products Council. Ppg-9. Available online: https://www.personalcarecouncil.org/ingredient-info/ppg-9/

- U.S. Food and Drug Administration. Code of Federal Regulations Title 21. Part 347: Over-the-counter (OTC) drug products for human use. Available online: https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=347.12

1. Definition Sodium Hydroxide:

Sodium Hydroxide, also known as lye or caustic soda, is a highly alkaline compound that is commonly used in cosmetics as a pH adjuster, emulsifier, and cleansing agent.

2. Use:

Sodium Hydroxide is used in cosmetics to adjust the pH of formulations, ensuring that the product is within the desired range for optimal skin compatibility. It is also used as an emulsifier to help blend oil and water-based ingredients together, creating stable and uniform products. Additionally, sodium hydroxide is used as a cleansing agent in skincare products, helping to remove dirt, oil, and impurities from the skin.

3. Usage Sodium Hydroxide:

When using products containing sodium hydroxide, it is important to follow the manufacturer's instructions carefully. Avoid direct contact with the eyes, as it can cause irritation or burns. It is recommended to use products containing sodium hydroxide in well-ventilated areas and to wash hands thoroughly after use. If irritation occurs, discontinue use immediately and seek medical advice.

4. References:

- Cosmetic Ingredient Review Expert Panel. (2013). Final report on the safety assessment of sodium hydroxide. International Journal of Toxicology, 32(1), 59S-80S.

- Personal Care Products Council. (2020). Sodium Hydroxide. Retrieved from https://www.personalcarecouncil.org/ingredient-info/sodium-hydroxide/

- National Center for Biotechnology Information. (2021). Sodium Hydroxide. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Sodium-hydroxide

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/

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