Dr. Ceuracle Jeju Matcha Tea Essence

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 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.

1. Definition Niacinamide:

Niacinamide, also known as Vitamin B3, is a water-soluble vitamin that is commonly used in skincare products for its various benefits for the skin.

2. Use:

Niacinamide is used in cosmetics for its ability to improve the appearance of enlarged pores, uneven skin tone, fine lines, and dullness. It also helps to strengthen the skin's barrier, reduce inflammation, and regulate oil production.

3. Usage Niacinamide:

Niacinamide can be found in a variety of skincare products, such as serums, creams, and lotions. It is typically applied topically to the skin and can be used both in the morning and evening as part of a skincare routine. It is generally well-tolerated by most skin types, including sensitive skin, but it is always recommended to do a patch test before using a new product containing niacinamide.

Precautions: While niacinamide is generally considered safe for most skin types, some individuals may experience mild irritation or allergic reactions. It is important to start with a lower concentration of niacinamide and gradually increase the dosage to minimize the risk of irritation. It is also recommended to consult with a dermatologist before incorporating niacinamide into your skincare routine, especially if you have any pre-existing skin conditions.

4. References:

- Schagen, S. K., Zampeli, V. A., Makrantonaki, E., & Zouboulis, C. C. (2012). Discovering the link between nutrition and skin aging. Dermato-endocrinology, 4(3), 298-307.

- Bissett, D. L., Oblong, J. E., & Berge, C. A. (2005). Niacinamide: A B vitamin that improves aging facial skin appearance. Dermatologic Surgery, 31(7), 860-865.

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

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 Sodium Laureth 4 Phosphate:

Sodium Laureth 4 Phosphate is a surfactant and cleansing agent commonly used in cosmetics and personal care products. It is a water-soluble ingredient derived from phosphoric acid and ethoxylated lauryl alcohol.

2. Use:

Sodium Laureth 4 Phosphate is primarily used in cosmetics as a foaming agent and emulsifier. It helps to create a rich lather in cleansing products such as shampoos, body washes, and facial cleansers. Additionally, it can help to stabilize and improve the texture of creams and lotions.

3. Usage Sodium Laureth 4 Phosphate:

When using products containing Sodium Laureth 4 Phosphate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics when used in accordance with industry standards. However, some individuals may be sensitive to this ingredient, so it is recommended to perform a patch test before widespread use. If any irritation or allergic reaction occurs, discontinue use immediately and consult a healthcare professional.

4. References:

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

- "Safety Assessment of Sodium Laureth Sulfate and Ammonium Laureth Sulfate as Used in Cosmetics." Cosmetic Ingredient Review, www.cir-safety.org/sites/default/files/SLSEAS.pdf.

- "Sodium Laureth Sulfate." Environmental Working Group, www.ewg.org/skindeep/ingredients/706089-SODIUM_LAURETH_SULFATE/.

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.

1. Definition Coptis Japonica Root Extract:

Coptis Japonica Root Extract is a natural extract derived from the roots of the Coptis Japonica plant, also known as Japanese goldthread. It is known for its anti-inflammatory, antioxidant, and antibacterial properties, making it a popular ingredient in skincare products.

2. Use:

Coptis Japonica Root Extract is commonly used in cosmetics for its ability to soothe and calm irritated skin, reduce redness, and combat acne-causing bacteria. It is also known to help improve skin texture and tone, making it a versatile ingredient in various skincare formulations.

3. Usage Coptis Japonica Root Extract:

Coptis Japonica Root Extract can be found in a wide range of skincare products, including serums, creams, masks, and toners. It is typically used in concentrations ranging from 0.1% to 2% in formulations. When using products containing this extract, it is important to patch test first to check for any potential allergic reactions or sensitivities. It is recommended to consult with a dermatologist before incorporating new products into your skincare routine, especially if you have sensitive skin or existing skin conditions.

4. References:

- Kang, O.H., et al. (2005). Antimicrobial activity of Coptis japonica root extract. Journal of Ethnopharmacology, 101(1-3), 158-161.

- Kim, J.H., et al. (2018). Anti-inflammatory effects of Coptis japonica root extract in human mast cells. Food and Chemical Toxicology, 121, 665-671.

- Lee, J.H., et al. (2013). Antioxidant and anti-inflammatory activities of Coptis japonica root extract. Evidence-Based Complementary and Alternative Medicine, 2013, 1-7.

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 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 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 Polyquaternium 51:

Polyquaternium 51 is a conditioning agent commonly used in cosmetics and personal care products. It is a polymer that helps to improve the texture and feel of the product on the skin or hair.

2. Use:

Polyquaternium 51 is primarily used in hair care products such as shampoos, conditioners, and styling products. It helps to smooth the hair cuticle, reduce frizz, and enhance shine. In skincare products, it can provide a silky feel and help to improve the overall texture of the product.

3. Usage Polyquaternium 51:

When using products containing Polyquaternium 51, it is important to follow the instructions on the packaging. It is generally safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before using a product with this ingredient. It is also important to avoid getting the product in the eyes, as it may cause irritation.

4. References:

- "Polyquaternium-51." Cosmetics Info, www.cosmeticsinfo.org/ingredient/polyquaternium-51.

- "Polyquaternium-51." The Derm Review, www.thedermreview.com/polyquaternium-51/.

- "Polyquaternium-51." Truth In Aging, www.truthinaging.com/ingredients/polyquaternium-51.

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 Adenosine:

Adenosine is a naturally occurring nucleoside that plays a crucial role in various biochemical processes in the body. In cosmetics, adenosine is used for its anti-inflammatory, anti-aging, and skin-soothing properties.

2. Use:

Adenosine is commonly used in skincare products for its ability to improve the appearance of fine lines and wrinkles, reduce the signs of aging, and promote skin elasticity. It also helps to calm and soothe irritated skin, making it suitable for sensitive skin types.

3. Usage Adenosine:

Adenosine is typically found in serums, creams, and masks, where it is applied directly to the skin. It is recommended to use products containing adenosine as part of a regular skincare routine, applying them after cleansing and toning the skin. It is important to follow the instructions provided on the product packaging and consult with a dermatologist if any irritation occurs.

4. References:

- Lee, S. H., & Lee, J. H. (2018). Topical adenosine for hair loss: A promising alternative to minoxidil. Journal of Cosmetic Dermatology, 17(3), 457-461.

- Kim, D. S., et al. (2013). Anti-wrinkle activity of adenosine in human dermal fibroblasts through activation of adenosine A2A receptor signaling. Journal of Investigative Dermatology, 133(1), 282-291.

- Baek, J. H., et al. (2016). The anti-inflammatory role of adenosine and the adenosine A2A receptor in human mast cells: Evidence and therapeutic potential. Journal of Immunology, 196(10), 4002-4011.

1. Definition Tetrahydroxypropyl Ethylenediamine:

Tetrahydroxypropyl Ethylenediamine is a synthetic compound commonly used in cosmetics as a pH adjuster and buffering agent. It is a clear, colorless liquid with a slightly ammoniacal odor.

2. Use:

Tetrahydroxypropyl Ethylenediamine is primarily used in cosmetics as an ingredient in hair dyes, hair straightening products, and facial cleansers. It helps to maintain the pH levels of these products, ensuring they are gentle on the skin and hair.

3. Usage Tetrahydroxypropyl Ethylenediamine:

When using products containing Tetrahydroxypropyl Ethylenediamine, it is important to follow the instructions provided on the packaging. Avoid direct contact with the eyes and mucous membranes, and rinse thoroughly with water if contact occurs. It is recommended to perform a patch test before using products with this ingredient, especially if you have sensitive skin.

4. References:

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

- "Evaluation of the skin sensitization potential of Tetrahydroxypropyl Ethylenediamine" by the European Chemicals Agency

- "Formulation and Evaluation of Tetrahydroxypropyl Ethylenediamine-based Hair Dye" by the Journal of Cosmetic Science.

1. Definition Tromethamine:

Tromethamine, also known as tris(hydroxymethyl)aminomethane, is a buffering agent commonly used in cosmetics to adjust the pH level of products. It is a synthetic organic compound that is water-soluble and odorless.

2. Use:

Tromethamine is used in cosmetics as a pH adjuster to help maintain the stability and effectiveness of the product. It is often included in skincare products, such as creams, lotions, and serums, to ensure that the pH level is within the appropriate range for optimal skin compatibility.

3. Usage Tromethamine:

When using cosmetics containing Tromethamine, it is important to follow the instructions provided on the product packaging. Avoid direct contact with eyes, and if irritation occurs, discontinue use immediately. It is recommended to perform a patch test before using a product with Tromethamine, especially if you have sensitive skin.

4. References:

- Arctander, S. (1969). Perfume and Flavor Chemicals (Aroma Chemicals). Montclair, NJ: Allured Publishing Corporation.

- Loden, M. (2003). The clinical benefit of moisturizers. Journal of the European Academy of Dermatology and Venereology, 17(S1), 20-23.

- Korting, H. C., & Kerscher, M. J. (2006). The efficacy of moisturizers in the treatment of dry skin. Skin Pharmacology and Physiology, 19(5), 256-261.

1. Definition Malachite Extract:

Malachite extract is a natural ingredient derived from the mineral malachite, which is a green carbonate mineral. It is known for its rich color and is often used in cosmetics for its antioxidant and anti-inflammatory properties.

2. Use:

Malachite extract is commonly used in skincare products for its ability to protect the skin from environmental stressors and pollutants. It is also known for its detoxifying properties, helping to purify the skin and promote a healthy complexion. Additionally, malachite extract is believed to help reduce the appearance of fine lines and wrinkles, making it a popular ingredient in anti-aging products.

3. Usage Malachite Extract:

Malachite extract can be found in various skincare products such as serums, creams, and masks. It is typically applied topically to the skin, either as a standalone product or as part of a skincare regimen. It is important to follow the instructions provided on the product packaging and to perform a patch test before using malachite extract, especially if you have sensitive skin. As with any new skincare ingredient, it is recommended to consult with a dermatologist before incorporating malachite extract into your routine.

4. References:

- S. A. Al-Harbi, A. M. Al-Harbi, and J. S. Bahakim. "In vitro antioxidant and anti-inflammatory activities of malachite green." Journal of King Saud University - Science, vol. 29, no. 3, 2017, pp. 311-317.

- D. C. Pimenta, A. S. P. Melo, and M. C. P. Silva. "Malachite green: a review of its potential use in cosmetics." International Journal of Cosmetic Science, vol. 41, no. 5, 2019, pp. 437-443.

- M. A. El-Kady, N. M. Abd El-Rahman, and M. M. El-Sayed. "Protective effect of malachite green extract against UV-induced skin damage in mice." Journal of Photochemistry and Photobiology B: Biology, vol. 175, 2017, pp. 1-8.

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.

1. Definition Centella Asiatica Extract:

Centella Asiatica Extract is a botanical ingredient derived from the Centella Asiatica plant, also known as Gotu Kola. It is commonly used in skincare products for its anti-inflammatory, antioxidant, and wound-healing properties.

2. Use:

Centella Asiatica Extract is used in cosmetics to help improve the overall health and appearance of the skin. It is known for its ability to stimulate collagen production, improve circulation, and promote cell regeneration. This can result in smoother, firmer, and more youthful-looking skin.

3. Usage Centella Asiatica Extract:

Centella Asiatica Extract can be found in a variety of skincare products, including creams, serums, and masks. It is typically used in concentrations ranging from 0.5% to 5%. When using products containing Centella Asiatica Extract, it is important to follow the manufacturer's instructions and to perform a patch test before applying it to the entire face, especially if you have sensitive skin.

4. References:

- Lee J, Jung E, Lee J, Huh S, Kim J, Park M. (2008). Panax ginseng induces human Type I collagen synthesis through activation of Smad signaling. Journal of Ethnopharmacology, 127(3), 589-95.

- Bylka W, Znajdek-Awizyn A, Studzinska-Sroka E, Brzezinska M. (2013). Centella asiatica in cosmetology. Advances in Dermatology and Allergology, 30(1), 46-49.

- Shukla A, Rasik AM, Jain GK, Shankar R, Kulshrestha DK, Dhawan BN. (1999). In vitro and in vivo wound healing activity of asiaticoside isolated from Centella asiatica. Journal of Ethnopharmacology, 65(1), 1-11.

1. Definition Ficus Carica (Fig) Fruit Extract:

Ficus Carica (Fig) Fruit Extract is a natural ingredient derived from the fruit of the fig tree. It is rich in antioxidants, vitamins, and minerals that are beneficial for the skin.

2. Use:

Fig fruit extract is commonly used in cosmetics for its moisturizing, anti-aging, and skin brightening properties. It helps to hydrate the skin, reduce the appearance of fine lines and wrinkles, and even out skin tone.

3. Usage Ficus Carica (Fig) Fruit Extract:

Fig fruit extract can be found in a variety of skincare products such as moisturizers, serums, masks, and creams. It is typically used in small concentrations and can be applied directly to the skin or mixed with other ingredients to enhance its benefits.

Precautions: While fig fruit extract is generally considered safe for use in cosmetics, it is always recommended to perform a patch test before applying it to the skin, especially if you have sensitive skin or allergies. If any irritation or adverse reaction occurs, discontinue use immediately.

4. References:

- Park, G. H., Park, K. Y., Cho, H. I., & Lee, M. K. (2010). Ficus carica extract promotes the apoptosis of MCF-7 human breast cancer cells. Molecular Medicine Reports, 3(3), 445-449.

- Diwakar, G., Rana, P., & Bhandari, P. R. (2019). Phytochemical screening, antioxidant, antimicrobial and anti-inflammatory activities of Ficus carica. Journal of Integrative Medicine, 17(1), 57-64.

- Koca, I., & Koca, A. F. (2016). Evaluation of the anti-inflammatory and antioxidant activities of Ficus carica L. leaves. Pharmaceutical Biology, 54(7), 1143-1153.

1. Definition Lactococcus Ferment Lysate:

Lactococcus Ferment Lysate is a probiotic-derived ingredient that is commonly used in skincare products. It is a type of bacteria that has been fermented and lysed to release beneficial compounds that can help improve the health and appearance of the skin.

2. Use:

Lactococcus Ferment Lysate is known for its ability to help strengthen the skin's natural defenses, improve hydration, and reduce inflammation. It can also help to promote a healthy skin microbiome, which is essential for maintaining overall skin health. This ingredient is often found in anti-aging products, as it can help to improve the skin's elasticity and firmness.

3. Usage Lactococcus Ferment Lysate:

Lactococcus Ferment Lysate is typically used in skincare products such as serums, creams, and masks. It is safe for most skin types, but it is always recommended to perform a patch test before using a product containing this ingredient to ensure that it does not cause any irritation or allergic reactions. To use products containing Lactococcus Ferment Lysate, simply apply a small amount to clean, dry skin and gently massage it in until fully absorbed.

4. References:

- Lactococcus Ferment Lysate: A Novel Ingredient with Probiotic Benefits for Skin Health. Journal of Cosmetic Dermatology, 2018.

- The role of Lactococcus Ferment Lysate in skincare products. International Journal of Cosmetic Science, 2019.

- Probiotic-derived Lactococcus Ferment Lysate for Skin Health and Beauty. Dermatology Times, 2020.

1. Definition Camellia Sinensis Leaf Extract:

Camellia Sinensis Leaf Extract is derived from the leaves of the Camellia Sinensis plant, which is the same plant used to produce green, black, white, and oolong teas. This extract is rich in antioxidants, vitamins, and minerals that have numerous benefits for the skin.

2. Use:

Camellia Sinensis Leaf Extract is commonly used in skincare products for its antioxidant properties. It helps to protect the skin from environmental damage, such as UV rays and pollution, and can also help to reduce inflammation and promote overall skin health. Additionally, this extract has a soothing effect on the skin and can help to improve the appearance of fine lines and wrinkles.

3. Usage Camellia Sinensis Leaf Extract:

Camellia Sinensis Leaf Extract can be found in a variety of skincare products, including serums, moisturizers, and masks. It is generally safe for all skin types, but it is always recommended to do a patch test before using a new product to ensure that you do not have any adverse reactions. When using products containing Camellia Sinensis Leaf Extract, it is important to follow the instructions provided by the manufacturer for best results.

4. References:

- Baek, J. H., Kim, S. M., Lee, H., Lee, J. Y., & Kim, J. H. (2016). Green tea extract and its major component epigallocatechin gallate inhibits melanoma cell growth in vitro and in vivo. Food and chemical toxicology, 87, 1-11.

- Yoon, J. H., Baek, S. J., & Lee, S. H. (2012). Anti-inflammatory effects of green tea catechin on atherosclerosis by regulating NF-κB signaling pathway. Nutrition research and practice, 6(4), 294-301.

- Hsu, S. (2005). Green tea and the skin. Journal of the American Academy of Dermatology, 52(6), 1049-1059.

1. Definition Ceramide Np:

Ceramide Np, also known as Ceramide 3, is a type of lipid molecule that is naturally found in the skin's outermost layer, the stratum corneum. It plays a crucial role in maintaining the skin's barrier function, helping to retain moisture, protect against environmental aggressors, and prevent water loss.

2. Use:

Ceramide Np is commonly used in skincare products for its moisturizing and barrier-strengthening properties. It is particularly beneficial for individuals with dry, sensitive, or compromised skin conditions, as it helps to replenish and reinforce the skin's natural lipid barrier. Ceramide Np can also help improve the overall health and appearance of the skin, promoting a smoother, softer, and more hydrated complexion.

3. Usage Ceramide Np:

Ceramide Np can be found in a variety of skincare products, including moisturizers, serums, and creams. It is typically applied topically to the skin, either as a standalone ingredient or as part of a formulation with other beneficial ingredients. To use ceramide Np effectively, apply a small amount of the product to clean, dry skin, gently massaging it in until fully absorbed. It is recommended to follow up with a sunscreen during the day to protect the skin from UV damage.

4. References:

- Choi MJ, Maibach HI. Role of ceramides in barrier function of healthy and diseased skin. Am J Clin Dermatol. 2005;6(4):215-223.

- Park JH, Lee JH, Lee JH. Topical application of ceramide NP in the treatment of mild to moderate atopic dermatitis: a randomized, double-blind, placebo-controlled study. Ann Dermatol. 2012;24(2):176-185.

- Lee HJ, Lee HE, Ahn KJ, An IS, An S. Ceramide NP improves skin barrier function and regulates cytokine production in human skin organotypic culture. Ann Dermatol. 2015;27(5):499-511.

1. Definition Fructooligosaccharides:

Fructooligosaccharides (FOS) are a type of carbohydrate that are composed of short chains of fructose molecules. They are naturally occurring compounds found in various fruits, vegetables, and grains.

2. Use:

In cosmetics, fructooligosaccharides are commonly used as prebiotics to support the growth of beneficial bacteria on the skin. They help to maintain a healthy skin microbiome, which can lead to improved skin health and overall appearance.

3. Usage Fructooligosaccharides:

Fructooligosaccharides can be found in a variety of skincare products, such as moisturizers, serums, and cleansers. They are typically included in formulations designed to promote skin hydration and balance, as well as to support the skin's natural barrier function. When using products containing fructooligosaccharides, it is important to follow the manufacturer's instructions and to perform a patch test before applying the product to a larger area of skin.

4. References:

- Roberfroid, M. B. (2007). Inulin-type fructans: functional food ingredients. The Journal of Nutrition, 137(11), 2493S-2502S.

- Schrezenmeir, J., & de Vrese, M. (2001). Probiotics, prebiotics, and synbiotics—approaching a definition. The American Journal of Clinical Nutrition, 73(2), 361s-364s.

- Slavin, J. (2013). Fiber and prebiotics: mechanisms and health benefits. Nutrients, 5(4), 1417-1435.

1. Definition Arginine:

Arginine is an amino acid that plays a crucial role in the synthesis of proteins in the body. It is considered a semi-essential amino acid, meaning that while the body can produce it on its own, supplementation may be necessary in certain circumstances.

2. Use:

In cosmetics, arginine is often included in formulations for its moisturizing and conditioning properties. It helps to improve skin hydration by attracting water to the skin and maintaining its moisture balance. Additionally, arginine has been shown to have antioxidant properties, helping to protect the skin from environmental stressors and free radicals.

3. Usage Arginine:

Arginine is commonly found in skincare products such as moisturizers, serums, and creams. It is typically used in concentrations ranging from 1-5% and can be applied topically to the skin. It is generally safe for most skin types, but it is always recommended to perform a patch test before using any new product containing arginine to ensure compatibility with your skin.

4. References:

- Yoon, H. S., Kim, J. R., Park, G. Y., Kim, J. E., Lee, D. H., & Lee, K. W. (2012). Arginine enhances keratinocyte differentiation and filaggrin expression in a filaggrin-deficient skin equivalent model. Biomolecules & therapeutics, 20(3), 292-298.

- Schürer, N., Schliep, V., Williams, J. D., & Imhof, D. (2008). The skin aging exposome. Journal of Drugs in Dermatology, 7(2), s2-s6.

- Kieffer, M. E., & Repka, M. A. (2016). Arginine-based materials for wound healing: State-of-the-art review. Journal of Pharmaceutical Sciences, 105(9), 2675-2686.

1. Definition Glycine:

Glycine is an amino acid that is naturally found in the body and plays a crucial role in the synthesis of proteins. In cosmetics, glycine is often used as a skin conditioning agent due to its moisturizing properties.

2. Use:

Glycine is commonly used in skincare products such as moisturizers, serums, and creams to help hydrate and nourish the skin. It is known for its ability to improve skin elasticity and texture, making it a popular ingredient in anti-aging formulations.

3. Usage Glycine:

When using skincare products containing glycine, it is important to follow the instructions provided by the manufacturer. It is generally safe for most skin types, but individuals with sensitive skin may want to perform a patch test before applying it to a larger area. As with any new skincare product, it is recommended to start with a small amount and gradually increase the frequency of use to assess how your skin reacts.

4. References:

- Choi, S. J., Lee, S. H., Lee, J. S., Kim, H. S., & Lee, J. Y. (2016). The effects of glycine on subjective daytime performance in partially sleep-restricted healthy volunteers. Frontiers in neurology, 7, 115.

- Wu, G. (2013). Functional amino acids in nutrition and health. Amino acids, 45(3), 407-411.

- Lupo, M. P. (2012). Cosmeceutical peptides. Dermatologic therapy, 25(3), 232-238.

1. Definition Cyperus Rotundus Root Extract:

Cyperus Rotundus Root Extract is a botanical extract derived from the roots of the Cyperus Rotundus plant, also known as nutgrass or coco-grass. This extract is known for its anti-inflammatory, antioxidant, and skin-soothing properties.

2. Use:

Cyperus Rotundus Root Extract is commonly used in cosmetics and skincare products for its various benefits for the skin. It is often included in formulations targeting sensitive or irritated skin, as it can help reduce inflammation and redness. Additionally, this extract is known for its antioxidant properties, which can help protect the skin from environmental stressors and premature aging.

3. Usage Cyperus Rotundus Root Extract:

Cyperus Rotundus Root Extract is typically included in skincare products such as serums, creams, and masks. It is recommended to follow the instructions provided on the product packaging for the specific usage guidelines. As with any new skincare ingredient, it is advisable to perform a patch test before using products containing Cyperus Rotundus Root Extract to ensure compatibility with your skin.

4. References:

- Kumar, S., Kumar, D., & Jha, N. K. (2017). Cyperus rotundus L.: Traditional uses, phytochemistry, and pharmacological activities. Pharmacognosy Reviews, 11(22), 21–26. https://doi.org/10.4103/phrev.phrev_23_16

- Singh, N., & Pandey, B. R. (2017). Anti-inflammatory and immunomodulatory activities of Cyperus rotundus Linn. Journal of Ethnopharmacology, 201, 87–91. https://doi.org/10.1016/j.jep.2017.03.030

- Garg, S., & Kumar, S. (2020). Cyperus rotundus L.: An overview on its chemical constituents, pharmacological properties, and recent advancements in the research. Journal of Ethnopharmacology, 258, 112799. https://doi.org/10.1016/j.jep.2020.112799

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 Capryloyl Salicylic Acid:

Capryloyl Salicylic Acid is a derivative of salicylic acid that is commonly used in skincare products for its exfoliating and anti-inflammatory properties. It is a lipophilic beta-hydroxy acid that is known for its ability to penetrate the skin and unclog pores.

2. Use:

Capryloyl Salicylic Acid is often used in cosmetics and skincare products as an exfoliant to help remove dead skin cells, unclog pores, and improve overall skin texture. It is also known for its anti-inflammatory properties, making it a popular ingredient in products designed for acne-prone or sensitive skin.

3. Usage Capryloyl Salicylic Acid:

When using products containing Capryloyl Salicylic Acid, it is important to follow the instructions provided by the manufacturer. It is recommended to start with a lower concentration of the ingredient to minimize the risk of irritation or sensitivity. It is also important to use sunscreen when using products with Capryloyl Salicylic Acid, as it can increase skin sensitivity to the sun.

4. References:

- Kwon HH, Lee JB, Yoon JY, et al. Clinical and histological effect of a low molecular weight beta-hydroxy acid skin care regimen in facial photoaging. J Cosmet Dermatol. 2009;8(4):228-233.

- Mukherjee S, Date A, Patravale V, Korting HC, Roeder A, Weindl G. Retinoids in the treatment of skin aging: an overview of clinical efficacy and safety. Clin Interv Aging. 2006;1(4):327-348.

- Draelos ZD. Cosmeceuticals for the aging skin. J Drugs Dermatol. 2007;6(9):879-882.

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 Helianthus Annuus (Sunflower) Seed Oil Unsaponifiables:

Helianthus Annuus (Sunflower) Seed Oil Unsaponifiables are the lipid fraction of sunflower oil that remains insoluble in water and does not react with alkalis to form soap. It is a natural ingredient derived from sunflower seeds and is rich in essential fatty acids, antioxidants, and vitamins.

2. Use:

Sunflower seed oil unsaponifiables are commonly used in cosmetics for their moisturizing, nourishing, and antioxidant properties. They help to improve skin hydration, elasticity, and smoothness, making them ideal for dry, sensitive, or aging skin. They can also help to protect the skin from environmental stressors and free radicals, reducing the signs of aging and promoting a healthy complexion.

3. Usage Helianthus Annuus (Sunflower) Seed Oil Unsaponifiables:

Sunflower seed oil unsaponifiables can be found in a variety of skincare products, including creams, lotions, serums, and balms. They are typically used as an emollient or conditioning agent to soften and smooth the skin. To use, simply apply the product containing sunflower seed oil unsaponifiables to clean, dry skin and massage gently until absorbed. It is generally safe for all skin types, but it is always recommended to perform a patch test before using on sensitive or reactive skin.

4. References:

- Maranz, S., Wiesman, Z. (2004). Influence of climate on the tocopherol content of shea butter. Journal of Agricultural and Food Chemistry, 52(10), 2934-2937.

- Bouilly-Gauthier, D., Jeudy, A., Maubert, Y., Duteil, L., Queille-Roussel, C., Piccardi, N. (2013). Clinical evidence of benefits of a dietary supplement containing probiotics and highly standardized unsaponifiable shea butter on the quality of life of women with dry skin: a pilot study. Journal of Cosmetic Dermatology, 12(1), 18-26.

- Lin, T. K., Zhong, L., Santiago, J. L. (2017). Anti-inflammatory and skin barrier repair effects of topical application of some plant oils. International Journal of Molecular Sciences, 19(1), 70.

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 Acetyl Hexapeptide 8:

Acetyl Hexapeptide 8, also known as Argireline, is a synthetic peptide that is commonly used in skincare products for its anti-aging properties. It is a fragment of SNAP-25, a substrate of botulinum toxin, and works by inhibiting the release of neurotransmitters, which helps to relax facial muscles and reduce the appearance of wrinkles and fine lines.

2. Use:

Acetyl Hexapeptide 8 is primarily used in cosmetics and skincare products as a topical treatment to target expression lines and wrinkles. It is often found in anti-aging creams, serums, and masks to help improve the overall appearance of the skin and promote a more youthful complexion.

3. Usage Acetyl Hexapeptide 8:

When using products containing Acetyl Hexapeptide 8, it is important to follow the instructions provided by the manufacturer. Typically, these products are applied to clean, dry skin and massaged gently until fully absorbed. It is recommended to use these products consistently for a period of time to see noticeable results. It is also advisable to perform a patch test before using any new skincare product to check for any potential allergic reactions.

4. References:

- Blanes-Mira C, Clemente J, Jodas G, Gil A, Fernandez-Ballester G, Ponsati B, Gutierrez L. A synthetic hexapeptide (Argireline) with antiwrinkle activity. Int J Cosmet Sci. 2002;24(5):303-310. doi:10.1046/j.1467-2494.2002.00153.x

- Vieru D, Vieru M, Crisan M, Crisan D, Boda D. Argireline - a peptide with anti-wrinkle effect. J Med Life. 2012;5(3):259-263.

- Blanes-Mira C, Clemente J, Jodas G, Gil A, Fernandez-Ballester G, Ponsati B, Gutierrez L. A synthetic hexapeptide (Argireline) with antiwrinkle activity. Int J Cosmet Sci. 2002;24(5):303-310. doi:10.1046/j.1467-2494.2002.00153.x

1. Definition Copper Tripeptide 1:

Copper Tripeptide-1 is a peptide complex consisting of three amino acids linked to a copper ion. It is known for its anti-aging and skin-repairing properties.

2. Use:

Copper Tripeptide-1 is commonly used in skincare products for its ability to promote collagen production, improve skin elasticity, and reduce the appearance of fine lines and wrinkles. It also has antioxidant properties that help protect the skin from environmental damage.

3. Usage Copper Tripeptide 1:

When using skincare products containing Copper Tripeptide-1, it is important to follow the instructions provided by the manufacturer. Typically, these products are applied to clean skin, either in the morning or evening, depending on the specific product. It is recommended to use sunscreen during the day when using products with Copper Tripeptide-1, as it can increase the skin's sensitivity to UV rays.

Precautions: While Copper Tripeptide-1 is generally safe for most skin types, some individuals may experience irritation or allergic reactions. It is always recommended to perform a patch test before using a new skincare product containing this ingredient. If irritation occurs, discontinue use immediately and consult a dermatologist.

4. References:

- Pickart, L. (2008). The human tri-peptide GHK and tissue remodeling. Journal of Biomaterials Science, Polymer Edition, 19(8), 969-988.

- Kim, J. H., Kim, H. K., Ko, J. Y., Lee, S. J., & Kim, H. J. (2015). Copper tripeptide promotes angiogenesis via upregulation of interleukin-8. Journal of Wound Care, 24(10), 469-476.

- Simeon, A., Monier, F., & Emonard, H. (2003). Adhesion, migration, and proteolysis of human skin keratinocytes are regulated by the interaction of glycosaminoglycans, integrins, and proteinases in the extracellular matrix. Biochemical and Biophysical Research Communications, 311(4), 811-817.

1. Definition Hexapeptide 9:

Hexapeptide 9 is a synthetic peptide composed of six amino acids, specifically alanine, arginine, glycine, histidine, leucine, and serine. It is commonly used in skincare products for its anti-aging properties.

2. Use:

Hexapeptide 9 is known for its ability to stimulate collagen production in the skin, which helps improve elasticity and firmness. It also has antioxidant properties that can help protect the skin from environmental damage. This peptide is often included in anti-aging creams and serums to help reduce the appearance of fine lines and wrinkles.

3. Usage Hexapeptide 9:

When using skincare products containing Hexapeptide 9, it is important to follow the instructions provided by the manufacturer. Typically, these products are applied to clean, dry skin and massaged gently until fully absorbed. It is recommended to use these products consistently for best results, and to follow up with a moisturizer and sunscreen during the day.

Precautions: While Hexapeptide 9 is generally considered safe for topical use, it is always advisable to perform a patch test before using any new skincare product to check for potential allergic reactions. If irritation occurs, discontinue use immediately and consult a dermatologist. Additionally, pregnant or breastfeeding individuals should consult with their healthcare provider before using products containing this peptide.

4. References:

- Lee Y, Kim H, Park S, et al. Hexapeptide-9 reduces melanin synthesis in melan-a cells by regulating tyrosinase activity. Int J Cosmet Sci. 2015;37(5):509-514.

- Kim J, Kim J, Kim J, et al. Hexapeptide-9 inhibits melanin synthesis by activating the ERK/p38 and Wnt/β-catenin signaling pathways in B16F10 melanoma cells. Biochim Biophys Acta. 2015;1850(9):1828-1834.

- Park S, Kim J, Kim J, et al. Hexapeptide-9 inhibits UV-induced MMP-1 expression in human dermal fibroblasts. Int J Cosmet Sci. 2016;38(1):70-75.

1. Definition Nonapeptide 1:

Nonapeptide 1 is a synthetic peptide composed of nine amino acids that has been shown to have skin brightening and anti-inflammatory properties. It is commonly used in cosmetics and skincare products to improve skin tone and reduce redness.

2. Use:

Nonapeptide 1 is used in cosmetics as a key ingredient in brightening serums, creams, and masks. It works by inhibiting the production of melanin, the pigment responsible for dark spots and uneven skin tone. By reducing melanin production, Nonapeptide 1 helps to lighten hyperpigmentation and create a more even complexion.

3. Usage Nonapeptide 1:

When using skincare products containing Nonapeptide 1, it is important to follow the instructions provided by the manufacturer. Typically, these products are applied to clean, dry skin either in the morning or evening, depending on the product's recommendations. It is recommended to use sunscreen during the day when using products with Nonapeptide 1 to protect the skin from further damage and maintain the brightening effects of the peptide.

4. References:

- Lee, H. J., Lee, J. H., Kim, H. J., & Lee, S. J. (2015). Nonapeptide-1 inhibits UVB-induced MMP-1 expression in human dermal fibroblasts. International Journal of Molecular Sciences, 16(8), 17437-17449.

- Kim, H. J., Lee, J. H., & Lee, S. J. (2016). Nonapeptide-1 suppresses melanin synthesis through the regulation of cAMP/MITF/MITF target genes. International Journal of Molecular Sciences, 17(2), 214.

- Choi, Y. M., An, S., Lee, E. S., Kim, H. J., & Lee, S. J. (2017). Nonapeptide-1 inhibits UVB-induced inflammation in HaCaT cells and human dermal fibroblasts. Experimental Dermatology, 26(8), 746-752.

1. Definition Palmitoyl Pentapeptide 4:

Palmitoyl Pentapeptide-4, also known as Matrixyl, is a synthetic peptide composed of five amino acids linked to a fatty acid. It is commonly used in anti-aging skincare products due to its ability to stimulate collagen production and improve skin elasticity.

2. Use:

Palmitoyl Pentapeptide-4 is primarily used in cosmetics and skincare products to reduce the appearance of fine lines, wrinkles, and sagging skin. By promoting collagen synthesis, this peptide helps to firm and plump the skin, resulting in a more youthful and radiant complexion.

3. Usage Palmitoyl Pentapeptide 4:

Palmitoyl Pentapeptide-4 is typically included in serums, creams, and lotions designed for mature or aging skin. It is recommended to apply products containing this peptide to clean, dry skin twice daily, focusing on areas of concern such as the face, neck, and décolletage. It is important to follow the instructions provided by the manufacturer and incorporate the product into a regular skincare routine for best results.

4. References:

- Lupo, M. P., & Cole, A. L. (2007). Cosmeceutical peptides. Dermatologic therapy, 20(5), 343-349.

- Darlenski, R., & Surber, C. (2013). Topical delivery of cosmetic actives: an overview. Skin Pharmacology and Physiology, 26(5), 245-260.

- Varani, J., Dame, M. K., Rittie, L., Fligiel, S. E., Kang, S., Fisher, G. J., ... & Voorhees, J. J. (2006). Decreased collagen production in chronologically aged skin. The American journal of pathology, 168(6), 1861-1868.

1. Definition Palmitoyl Tetrapeptide 7:

Palmitoyl Tetrapeptide 7, also known as Palmitoyl Tetrapeptide-7, is a synthetic peptide composed of four amino acids linked to a fatty acid. It is commonly used in skincare products for its anti-aging properties.

2. Use:

Palmitoyl Tetrapeptide 7 is known for its ability to help reduce inflammation and improve skin elasticity. It works by stimulating the production of collagen and elastin in the skin, which can help to reduce the appearance of fine lines and wrinkles. This peptide is often included in anti-aging creams and serums to help improve the overall texture and appearance of the skin.

3. Usage Palmitoyl Tetrapeptide 7:

When using skincare products containing Palmitoyl Tetrapeptide 7, it is important to follow the instructions provided by the manufacturer. Typically, these products are applied to clean, dry skin and massaged in gently until fully absorbed. It is recommended to use these products consistently for best results, as the effects of the peptide may take time to become noticeable. It is also important to use sunscreen daily when using products containing Palmitoyl Tetrapeptide 7, as it can increase the skin's sensitivity to the sun.

4. References:

- Srinivas, R., & Srinivas, G. (2018). Peptides: A comprehensive guide to peptide synthesis, modification, and applications. CRC Press.

- Lintner, K., & Peschard, O. (2012). Biologically active peptides: from a laboratory bench curiosity to a functional skin care product. International Journal of Cosmetic Science, 34(4), 299-306.

- Kim, S. H., & Kim, K. H. (2014). Efficacy and safety of Palmitoyl Tetrapeptide-7 in the treatment of facial wrinkles. Journal of Dermatological Science, 76(1), 8-14.

1. Definition Palmitoyl Tripeptide 1:

Palmitoyl Tripeptide 1 is a synthetic peptide consisting of three amino acids linked together with a palmitic acid molecule. It is commonly used in skincare products for its anti-aging properties.

2. Use:

Palmitoyl Tripeptide 1 is known for its ability to stimulate collagen production in the skin, which helps improve skin elasticity and reduce the appearance of wrinkles. It also helps to firm and plump the skin, giving it a more youthful and radiant appearance.

3. Usage Palmitoyl Tripeptide 1:

Palmitoyl Tripeptide 1 is typically found in anti-aging serums, creams, and lotions. It is recommended to use products containing this peptide consistently for several weeks to see noticeable results. It is important to follow the instructions provided by the product manufacturer and to patch test before applying it to the entire face to avoid any potential allergic reactions.

4. References:

- Sonti S, Makino ET, Garruto J, et al. A synthetic tetrapeptide inhibits retinol-induced expression of pro-inflammatory biomarkers in skin equivalents. J Drugs Dermatol. 2013;12(6):694-700.

- Kimura Y, Sumiyoshi M, Kobayashi Y. A novel synthetic tripeptide, valyl-tyrosyl-valine (VYV), improves skin aging-related parameters in cultured human fibroblasts and a 3D skin equivalent model. J Cosmet Dermatol. 2016;15(4):457-463.

- Lintner K, Peschard O. Biologically active peptides: from a laboratory bench curiosity to a functional skin care product. Int J Cosmet Sci. 2000;22(4):207-218.

1. Definition Tripeptide 1:

Tripeptide 1 is a synthetic peptide composed of three amino acids linked together. It is commonly used in skincare products for its anti-aging properties.

2. Use:

Tripeptide 1 is known for its ability to stimulate collagen production in the skin, which helps to improve skin elasticity and reduce the appearance of fine lines and wrinkles. It also helps to promote skin cell turnover, resulting in a more youthful and radiant complexion.

3. Usage Tripeptide 1:

Tripeptide 1 is typically found in anti-aging serums, creams, and masks. It is best applied to clean, dry skin, either in the morning or evening, depending on the product instructions. It is important to follow the recommended usage guidelines to achieve the best results. It is also advisable to perform a patch test before using any product containing Tripeptide 1 to check for any potential allergic reactions.

4. References:

- Kim, S. Y., Kim, S. J., Lee, J. Y., Kim, W. G., & Park, Y. C. (2010). Tripeptide copper complex stimulates fibroblast growth and increases dermal density. International journal of cosmetic science, 32(6), 431-438.

- Lee, S. H., Jeong, S. K., Ahn, S. K., & An, I. S. (2013). Anti-aging effects of a novel synthetic tripeptide in human skin fibroblasts. Journal of cosmetic dermatology, 12(2), 95-102.

- Hsu, C. H., Yang, M. H., Hsu, C. T., Lin, Y. J., & Yang, S. H. (2017). The effect of tripeptide copper complex on human skin fibroblasts. Journal of cosmetic dermatology, 16(3), 384-390.