Full ingredients list Kerstin Florian Caviar Age-Defense Serum

EWG	CIR	Ingredient name & cosmetic function	Notes
1		Water (Solvent)
1	A	Caprylic/ Capric Triglyceride (Solvent, Masking, Perfuming, Skin Conditioning, Emollient)
3		C12 20 Acid Peg 8 Ester (Surfactant, Emulsifying)
1 2	A	Glycerin (Solvent, Perfuming, Fragrance, Humectant, Viscosity Decreasing Agent, Hair Conditioning, Skin Protecting, Denaturant )	Good for dry skin
1 3	A	Dimethicone (Skin Protecting, Skin Conditioning, Emollient, Antifoaming Agent)	Silicone
2		Propanediol (Solvent, Viscosity Decreasing Agent, Viscosity Controlling)
1	A	Cetyl Alcohol (Masking, Fragrance, Opacifying, Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Emulsifying, Foam Boosting, Surfactant)
2 4	A	Phenoxyethanol (Fragrance, Preservative)
1	A	Butylene Glycol (Solvent, Masking, Fragrance, Humectant, Skin Conditioning, Viscosity Controlling, Viscosity decreasing agents)	Good for dry skin
1	B	Potassium Cetyl Phosphate (Emulsifying, Surfactant)
1	A	Butyrospermum Parkii (Shea) Butter	Bad for oily skin Fungal Acne Trigger
1	A	Carbomer (Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Gel Forming)
2 3	A	Tocopheryl Acetate (Skin Conditioning, Antioxidant)	Anti Aging
1 3		Titanium Dioxide (Cosmetic Colorant, Uv Absorber, Sunscreen Agent, Opacifying)	UV Protection Good for sensitive skin
2	A	Ethylhexylglycerin (Deodorant, Skin Conditioning)
1 3	A	Peg 8 (Solvent, Humectant)
1 4	B	Sodium Hydroxide (Denaturant , pH adjusting agent, pH adjusting agent)
1		Caviar Extract (Skin Conditioning)
1	A	Helianthus Annuus (Sunflower) Seed Oil	Fungal Acne Trigger
1		Tocopherol	Good for dry skin Anti Aging
1		Coenzyme A (Solvent, Skin Conditioning, Emollient)
1		Caffeine (Masking, Fragrance, Skin Conditioning)
1		Bupleurum Falcatum Root Extract (Skin Conditioning)
1	B	Camellia Sinensis Leaf Extract (Masking, Humectant, Skin Protecting, Uv Absorber, Skin Conditioning, Antioxidant, Emollient, Antimicrobial, Astringent, Tonic)	Good for oily skin
1		Chondrus Crispus (Carrageenan)
2		Alcohol (Solvent, Masking, Antifoaming Agent, Viscosity Controlling, Antimicrobial, Astringent)	Bad for sensitive skin Bad for dry skin Alcohol
8		Fragrance (Masking, Perfuming, Deodorant)	Good for dry skin
1		Rosa Damascena Flower Oil (Skin Conditioning, Masking)
1	A	Biosaccharide Gum 1 (Skin Conditioning)
1 3	A	Sodium Benzoate (Masking, Fragrance, Preservative, Anticorrosive)
1	A	Disodium Edta (Chelating Agent, Viscosity Controlling)
4 5		Limonene (Solvent, Perfuming, Deodorant)	Allergen
3 4		Citronellol (Masking, Fragrance)	Allergen
1		Hydroxyisohexyl 3 Cyclohexene Carboxaldehyde (Masking, Perfuming)	Allergen
3		Hexyl Cinnamal (Masking, Fragrance)	Allergen

Water

Other name: Aqua; H2O; Eau; Aqueous; Acqua

Function: Solvent

1. Definition Water:

Water is a common ingredient in cosmetics, used as a solvent to dissolve other ingredients, as a carrier for active ingredients, and to provide hydration and moisture to the skin.

2. Use:

Water is a crucial component in cosmetics as it helps to create the desired texture and consistency of products. It also serves as a medium for other ingredients to mix together effectively and evenly. Additionally, water helps to hydrate the skin and improve the overall feel and application of cosmetic products.

3. Usage Water:

When using cosmetics that contain water, it is important to be mindful of the expiration date and storage conditions. Water-based products are susceptible to bacterial growth, so it is essential to avoid contaminating the product by using clean hands or tools when applying. It is also recommended to store water-based cosmetics in a cool, dry place to prevent the growth of mold and bacteria.

4. References:

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

- Winter, R. (2009). A consumer's dictionary of cosmetic ingredients: complete information about the harmful and desirable ingredients found in cosmetics and cosmeceuticals. Crown.

- Begoun, P. (2003). Don't go to the cosmetics counter without me: a unique guide to over 30,000 products, plus the latest skin-care research. Beginning Press.

Caprylic/ Capric Triglyceride

Function: Solvent, Masking, Perfuming, Skin Conditioning, Emollient

1. Definition Caprylic/ Capric Triglyceride:

Caprylic/Capric Triglyceride is a combination of fatty acids derived from coconut oil and glycerin. It is commonly used in cosmetics as an emollient and skin conditioning agent.

2. Use:

Caprylic/Capric Triglyceride is used in various cosmetic products such as lotions, creams, and serums to provide moisturization and improve the texture of the skin. It helps to soften and smooth the skin, leaving it feeling hydrated and nourished.

3. Usage Caprylic/ Capric Triglyceride:

Caprylic/Capric Triglyceride is generally considered safe for use in cosmetics, but some precautions should be taken. It is recommended to perform a patch test before using products containing this ingredient to check for any allergic reactions. Additionally, individuals with sensitive skin may want to consult with a dermatologist before incorporating products with Caprylic/Capric Triglyceride into their skincare routine.

4. References:

- "Caprylic/Capric Triglyceride." Cosmetics Info, www.cosmeticsinfo.org/ingredient/capryliccapric-triglyceride.

- "Caprylic/Capric Triglyceride." The Derm Review, www.thedermreview.com/caprylic-capric-triglyceride/.

- "Caprylic/Capric Triglyceride." Truth in Aging, www.truthinaging.com/ingredients/capryliccapric-triglyceride.

C12 20 Acid Peg 8 Ester

Function: Surfactant, Emulsifying

1. Definition C12 20 Acid Peg 8 Ester:

C12-20 Acid PEG-8 Ester is a synthetic compound derived from fatty acids that is commonly used in cosmetics as an emulsifier and surfactant. It is a versatile ingredient that helps to stabilize and blend oil and water-based ingredients in skincare and haircare products.

2. Use:

C12-20 Acid PEG-8 Ester is primarily used in cosmetics as an emulsifying agent to create stable mixtures of water and oil-based ingredients. It helps to improve the texture and consistency of products, making them easier to apply and enhancing their overall performance. This ingredient is often found in creams, lotions, serums, and other skincare formulations.

3. Usage C12 20 Acid Peg 8 Ester:

When using products containing C12-20 Acid PEG-8 Ester, it is important to follow the manufacturer's instructions and recommended dosage. Overuse of emulsifying agents like C12-20 Acid PEG-8 Ester can potentially disrupt the skin's natural barrier function and lead to irritation or sensitivity. It is advisable to perform a patch test before using a new product to ensure compatibility with your skin.

4. References:

- "Cosmetic Ingredient Review Expert Panel. Final report on the safety assessment of PEG-6, -8, and -20 sorbitan beeswax." International Journal of Toxicology 21.Suppl 1 (2002): 75-85.

- "European Commission. Cosmetic ingredient database (Cosing) - C12-20 Acid PEG-8 Ester." Accessed on: https://ec.europa.eu/growth/sectors/cosmetics/cosing_en

- "Personal Care Products Council. International Cosmetic Ingredient Dictionary and Handbook, 16th Edition." Washington, DC: Personal Care Products Council, 2016.

Glycerin

Other name: Glycerine; Glycerin; Pflanzliches Glycerin; 1,2,3-Propanetriol

Function: Solvent, Perfuming, Fragrance, Humectant, Viscosity Decreasing Agent, Hair Conditioning, Skin Protecting, Denaturant

1. Definition Glycerin:

Glycerin, also known as glycerol, is a colorless, odorless, and viscous liquid that is widely used in cosmetics for its moisturizing properties. It is a humectant, which means it attracts moisture to the skin, helping to keep it hydrated and supple.

2. Use:

Glycerin is commonly used in cosmetics such as lotions, creams, and serums to help maintain the skin's moisture balance. It is also found in hair care products to add moisture and shine to the hair. Additionally, glycerin is used in makeup products like foundations and lipsticks to provide a smooth texture and prevent them from drying out.

3. Usage Glycerin:

When using cosmetics containing glycerin, it is important to follow the instructions provided on the product packaging. Glycerin is generally safe for most skin types, but it can cause irritation or allergic reactions in some individuals. It is recommended to do a patch test before using a new product to check for any adverse reactions. It is also important to note that glycerin can attract moisture from the air, so products containing glycerin should be stored in airtight containers to prevent them from drying out.

4. References:

- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. John Wiley & Sons.

- Loden, M., & Maibach, H. I. (2006). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.

- Winter, R. (2009). A Consumer's Dictionary of Cosmetic Ingredients: Complete Information About the Harmful and Desirable Ingredients Found in Cosmetics. Harmony.

See more: Glycerin

Dimethicone

Other name: Dimethyl polysiloxane; Polydimethylsiloxane; PDMS; TSF 451; Belsil DM 1000

Function: Skin Protecting, Skin Conditioning, Emollient, Antifoaming Agent

1. Definition Dimethicone:

Dimethicone is a type of silicone oil that is commonly used in cosmetics as a skin conditioning agent and emollient. It is a clear, odorless, and non-toxic substance that helps to improve the texture and feel of cosmetic products.

2. Use:

Dimethicone is used in a wide range of cosmetics, including skincare products, hair care products, and makeup. It is often added to moisturizers, foundations, primers, and hair conditioners to provide a smooth and silky texture. Dimethicone helps to create a barrier on the skin, which can help to lock in moisture and protect the skin from environmental stressors.

3. Usage Dimethicone:

When using products containing dimethicone, it is important to be aware of potential precautions. While dimethicone is generally considered safe for use in cosmetics, some individuals may experience skin irritation or allergic reactions. It is recommended to do a patch test before using a new product containing dimethicone, especially if you have sensitive skin. Additionally, some people may find that dimethicone can clog pores and exacerbate acne, so it is important to monitor your skin for any changes when using products with this ingredient.

4. References:

- Lanigan, R. S., & Yamarik, T. A. (2002). Final report on the safety assessment of dimethicone, dimethiconol, and related ingredients. International journal of toxicology, 21(1), 7-41.

- Draelos, Z. D. (2010). Cosmetic vehicle efficacy. Dermatologic therapy, 23(4), 314-317.

- Fiume, M. M., Bergfeld, W. F., Belsito, D. V., Hill, R. A., Klaassen, C. D., Liebler, D., ... & Andersen, F. A. (2016). Safety assessment of dimethicone crosspolymers as used in cosmetics. International journal of toxicology, 35(1_suppl), 5S-24S.

Propanediol

Other name: 1,3-Propylene Glycol; 1,3-Dihydroxypropane; 1,3-Propanediol; Zemea Propanediol

Function: Solvent, Viscosity Decreasing Agent, Viscosity Controlling

1. Definition Propanediol:

Propanediol is a colorless, odorless liquid that is commonly used in cosmetics as a humectant, solvent, and emollient. It is a type of glycol that is derived from renewable and sustainable sources such as corn sugar.

2. Use:

Propanediol is used in cosmetics to improve the texture and feel of products. It helps to hydrate the skin by attracting and retaining moisture, making it a popular ingredient in moisturizers, serums, and lotions. Additionally, propanediol can enhance the absorption of other active ingredients in skincare products, making them more effective.

3. Usage Propanediol:

Propanediol is generally considered safe for use in cosmetics, but it is important to follow recommended guidelines and precautions. It is recommended to patch test products containing propanediol before applying them to larger areas of the skin to check for any potential allergic reactions. It is also important to follow the recommended usage instructions provided on the product packaging to ensure optimal results and minimize the risk of irritation.

4. References:

- Zhang, X., Qian, H., & Tang, S. (2018). Propanediol enhances skin permeation of quercetin-loaded microemulsion. Drug Development and Industrial Pharmacy, 44(6), 1010-1016.

- Rigo, L. A., da Silva, D. F., & Sayer, C. (2019). Development and characterization of propanediol-based hydrogels for skin delivery of curcumin. International Journal of Biological Macromolecules, 132, 73-81.

- Huang, D., Zhang, Y., & Zhang, Z. (2017). Preparation and characterization of propanediol-based microemulsions for topical delivery of astaxanthin. Journal of Dispersion Science and Technology, 38(9), 1317-1323.

Cetyl Alcohol

Other name: 1-hexadecanol; Palmityl Alcohol; Hexadecyl Alcohol; Palmitoryl Alcohol; C16 Alcohol; Cetyl Alcohol

Function: Masking, Fragrance, Opacifying, Emollient, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Emulsifying, Foam Boosting, Surfactant

1. Definition Cetyl Alcohol:

Cetyl Alcohol is a fatty alcohol that is derived from natural sources such as coconut or palm oil. It is a waxy substance that is commonly used in cosmetics as an emollient, emulsifier, thickener, and stabilizer.

2. Use:

Cetyl Alcohol is used in cosmetics to provide a smooth and creamy texture to lotions, creams, and other skincare products. It helps to soften and hydrate the skin, making it a popular ingredient in moisturizers and body lotions. Cetyl Alcohol also helps to stabilize and thicken products, allowing them to maintain their consistency and prevent separation of ingredients.

3. Usage Cetyl Alcohol:

When using products containing Cetyl Alcohol, it is important to be aware of any potential sensitivities or allergies to this ingredient. While Cetyl Alcohol is generally considered safe for use in cosmetics, some individuals may experience irritation or allergic reactions. It is recommended to perform a patch test before using products with Cetyl Alcohol, especially if you have sensitive skin. Additionally, it is important to follow the instructions for use provided by the manufacturer to ensure safe and effective application of the product.

4. References:

- "Cetyl Alcohol" by Cosmetics Info (https://cosmeticsinfo.org/ingredient/cetyl-alcohol)

- "Safety Assessment of Cetyl Alcohol, Stearyl Alcohol, and Behenyl Alcohol as Used in Cosmetics" by the Cosmetic Ingredient Review (https://www.cir-safety.org/sites/default/files/final_report_alcohols.pdf)

- "Cetyl Alcohol" by Paula's Choice Skincare Ingredient Dictionary (https://www.paulaschoice.com/ingredient-dictionary/emollients/cetyl-alcohol.html)

Phenoxyethanol

Other name: Phenoxethol; 2-phenoxyethanol; Ethylene glycol monophenyl ether; Phenyl cellosolve; Protectol PE

Function: Fragrance, Preservative

1. Definition Phenoxyethanol:

Phenoxyethanol is a widely used preservative in cosmetics and personal care products. It is a colorless and odorless liquid that helps prevent the growth of bacteria, fungi, and other microorganisms in various beauty products.

2. Use:

Phenoxyethanol is commonly used in skincare products, hair care products, makeup, and other cosmetics to extend their shelf life and maintain their effectiveness. It is often included in formulations that contain water, as it helps prevent contamination and spoilage.

3. Usage Phenoxyethanol:

When using cosmetics containing phenoxyethanol, it is important to follow the manufacturer's instructions and recommendations. It is generally considered safe for use in cosmetics when used in concentrations of up to 1%, but some individuals may experience skin irritation or allergic reactions. It is recommended to perform a patch test before using products with phenoxyethanol, especially if you have sensitive skin.

4. References:

- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. John Wiley & Sons.

- Loden, M., & Maibach, H. I. (2000). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.

- Fiume, M. M., Heldreth, B., Bergfeld, W. F., Belsito, D. V., Hill, R. A., Klaassen, C. D., ... & Andersen, F. A. (2016). Safety assessment of phenoxyethanol as used in cosmetics. International Journal of Toxicology, 35(4), 386-419.

Butylene Glycol

Other name: 1,3 Butylene Glycol; Butane-1,3-diol; Butylene Alcohol; Butanediol; 1,3-Butandiol; 1,3-Butanediol; 1,3-Dihydroxybutane

Function: Solvent, Masking, Fragrance, Humectant, Skin Conditioning, Viscosity Controlling, Viscosity decreasing agents

1. Definition Butylene Glycol:

Butylene Glycol is a small organic alcohol used in cosmetics as a solvent, humectant, and viscosity-decreasing agent. It is a clear, colorless, odorless liquid that is derived from petroleum or natural gas.

2. Use:

Butylene Glycol is commonly used in skincare and haircare products as a solvent to dissolve other ingredients, a humectant to attract moisture to the skin, and a viscosity-decreasing agent to improve the texture and spreadability of the product. It helps to hydrate the skin, improve product absorption, and create a smooth, lightweight feel.

3. Usage Butylene Glycol:

Butylene Glycol is generally considered safe for use in cosmetics, but some individuals may experience skin irritation or allergic reactions. It is important to patch test products containing Butylene Glycol before use, especially if you have sensitive skin. Additionally, it is recommended to follow the instructions on the product label and avoid using products with Butylene Glycol if you have known allergies to similar ingredients.

4. References:

- Cosmetic Ingredient Review Expert Panel. (2001). Final report on the safety assessment of butylene glycol, dicaprylyl carbonate, ethoxydiglycol, and ethoxydiglycol oleate. International Journal of Toxicology, 20(Suppl 4), 61-75.

- National Center for Biotechnology Information. PubChem Compound Summary for CID 24856, Butylene Glycol. Retrieved from https://pubchem.ncbi.nlm.nih.gov/compound/Butylene-glycol

- Personal Care Products Council. (2017). Butylene Glycol. Retrieved from https://www.cosmeticsinfo.org/ingredient/butylene-glycol

Potassium Cetyl Phosphate

Function: Emulsifying, Surfactant

1. Definition Potassium Cetyl Phosphate:

Potassium Cetyl Phosphate is a potassium salt of cetyl phosphate, an ester of cetyl alcohol and phosphoric acid. It is commonly used in cosmetics as an emulsifier, surfactant, and stabilizer.

2. Use:

Potassium Cetyl Phosphate is used in various cosmetic formulations such as creams, lotions, and sunscreens to help blend oil and water-based ingredients together. It also helps to improve the texture and consistency of products, making them easier to apply and spread on the skin.

3. Usage Potassium Cetyl Phosphate:

When using products containing Potassium Cetyl Phosphate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but some individuals may experience skin irritation or allergic reactions. It is recommended to perform a patch test before using a product to check for any adverse reactions. Additionally, avoid getting the product in contact with the eyes or mucous membranes.

4. References:

- "Potassium Cetyl Phosphate." CosmeticsInfo.org, www.cosmeticsinfo.org/ingredient/potassium-cetyl-phosphate

- "Potassium Cetyl Phosphate." Truth In Aging, www.truthinaging.com/ingredients/potassium-cetyl-phosphate

- "Potassium Cetyl Phosphate." SpecialChem, www.specialchem.com/inci/potassium-cetyl-phosphate

Butyrospermum Parkii (Shea) Butter

Function:

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.

Carbomer

Other name: Carboxypolymethylene; Carbopol; Cabomer

Function: Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Gel Forming

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.

Tocopheryl Acetate

Other name: Tocopherol Acetate; α-Tocopheryl Acetate; Vitamin E Acetate; Vit-E Acetate; dl-a-tocopheryl acetate; Tocophery Acetate; dl-α-Tocopheryl Acetate; DL-alpha-Tocopherol acetate; alpha-Tocopherol acetate

Function: Skin Conditioning, Antioxidant

1. Definition Tocopheryl Acetate:

Tocopheryl Acetate is a stable form of Vitamin E that is commonly used in cosmetics and skincare products. It is a synthetic compound created by combining acetic acid with tocopherol, a natural form of Vitamin E. Tocopheryl Acetate is known for its antioxidant properties, which help protect the skin from free radicals and environmental damage.

2. Use:

Tocopheryl Acetate is often included in cosmetics and skincare products for its moisturizing and anti-aging benefits. It helps to hydrate the skin and improve its elasticity, making it a popular ingredient in creams, lotions, and serums. Tocopheryl Acetate also has soothing properties that can help calm irritated skin and reduce redness.

3. Usage Tocopheryl Acetate:

When using products containing Tocopheryl Acetate, it is important to follow the manufacturer's instructions and apply the product as directed. It is generally safe for most skin types, but individuals with sensitive skin may want to perform a patch test before using a product with this ingredient. It is recommended to store products containing Tocopheryl Acetate in a cool, dry place away from direct sunlight to maintain its stability and effectiveness.

4. References:

- Cosmetics Info. (n.d.). Tocopheryl Acetate. Retrieved from https://cosmeticsinfo.org/ingredient/tocopheryl-acetate

- Paula's Choice. (n.d.). Vitamin E for Skin. Retrieved from https://www.paulaschoice.com/expert-advice/skincare-advice/antioxidants/how-vitamin-e-benefits-skin.html

- Healthline. (2021). The Benefits of Vitamin E for Your Skin. Retrieved from https://www.healthline.com/health/beauty-skin-care/vitamin-e-for-skin#benefits

Titanium Dioxide

Other name: Titanium(IV) Oxide; TiO2; CI 77891; Titanium Oxides; Titania; Rutile; Anatase

Function: Cosmetic Colorant, Uv Absorber, Sunscreen Agent, Opacifying

1. Definition Titanium Dioxide:

Titanium Dioxide is a naturally occurring mineral that is commonly used as a pigment in cosmetics due to its ability to provide opacity and UV protection.

2. Use:

Titanium Dioxide is used in various cosmetics such as foundations, powders, sunscreens, and lip products to give them a white color and to provide protection against harmful UV rays. It is also used as a thickening agent in some formulations.

3. Usage Titanium Dioxide:

When using cosmetics containing Titanium Dioxide, it is important to take certain precautions. Titanium Dioxide in its nanoparticle form has raised concerns about potential health risks when inhaled, so it is recommended to avoid products that contain nanoparticles. Additionally, some individuals may be sensitive or allergic to Titanium Dioxide, so it is advisable to do a patch test before using a product containing this ingredient.

4. References:

- Lademann, J., Weigmann, H. J., Rickmeyer, C., Barthelmes, H., Schaefer, H., & Mueller, G. (1999). Penetration of titanium dioxide microparticles in a sunscreen formulation into the horny layer and the follicular orifice. Skin Pharmacology and Physiology, 12(5), 247-256.

- Tinkle, S. S., Antonini, J. M., Rich, B. A., Roberts, J. R., Salmen, R., DePree, K., ... & Adkins, E. J. (2003). Skin as a route of exposure and sensitization in chronic beryllium disease. Environmental Health Perspectives, 111(9), 1202-1208.

- Sadrieh, N., Wokovich, A. M., Gopee, N. V., Zheng, J., Haines, D., Parmiter, D., ... & Howard, P. C. (2010). Lack of significant dermal penetration of titanium dioxide from sunscreen formulations containing nano-and submicron-size TiO2 particles. Toxicological Sciences, 115(1), 156-166.

Ethylhexylglycerin

Other name: Octoxyglycerin

Function: Deodorant, Skin Conditioning

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.

Peg 8

Function: Solvent, Humectant

1. Definition Peg 8:

Peg 8, also known as polyethylene glycol 8, is a synthetic polymer that is commonly used in cosmetics as an emulsifier, surfactant, and moisturizer. It is a water-soluble compound that helps to improve the texture and consistency of skincare and hair care products.

2. Use:

Peg 8 is used in cosmetics to help blend oil and water-based ingredients together, creating stable emulsions. It also acts as a surfactant, helping to reduce surface tension and improve the spreadability of products on the skin or hair. Additionally, Peg 8 is known for its moisturizing properties, helping to hydrate and soften the skin.

3. Usage Peg 8:

Peg 8 is commonly found in a variety of cosmetic products, including creams, lotions, serums, shampoos, and conditioners. It is generally considered safe for use in cosmetics, but some individuals with sensitive skin may experience irritation or allergic reactions. It is important to patch test products containing Peg 8 before applying them to larger areas of the skin.

4. References:

- S. H. Yoon, H. J. Lee, S. J. Yoon, S. M. Choi, "Safety Evaluation of Polyethylene Glycol (PEG) Compounds for Cosmetic Use," International Journal of Toxicology, vol. 29, no. 1, 2010.

- A. L. Silva, J. F. L. Gomes, M. A. S. Barreto, "Polyethylene Glycol (PEG) in Cosmetic Formulations: Chemical and Biological Aspects," Journal of Cosmetic Science, vol. 69, no. 1, 2018.

- M. S. Roberts, K. Y. Cross, "Polyethylene Glycol and Derivatives in Cosmetics and Skin Care: Safety Considerations," International Journal of Toxicology, vol. 31, no. 1, 2012.

Sodium Hydroxide

Other name: NaOH

Function: Denaturant , pH adjusting agent, pH adjusting agent

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

Caviar Extract

Function: Skin Conditioning

1. Definition Caviar Extract:

Caviar extract is a luxurious skincare ingredient derived from the roe of sturgeon fish. Known for its rich concentration of vitamins, minerals, amino acids, and omega-3 fatty acids, caviar extract is prized for its anti-aging and skin-rejuvenating properties.

2. Use:

Caviar extract is commonly used in high-end skincare products due to its ability to hydrate, nourish, and firm the skin. It is believed to promote collagen production, improve skin elasticity, and reduce the appearance of fine lines and wrinkles. Caviar extract is also known for its antioxidant properties, which help protect the skin from environmental damage and premature aging.

3. Usage Caviar Extract:

When using skincare products containing caviar extract, it is important to follow the instructions provided by the manufacturer. Typically, caviar extract is incorporated into serums, creams, and masks that are applied to the skin as part of a regular skincare routine. It is recommended to perform a patch test before using caviar extract products to check for any potential allergic reactions. It is also advisable to consult with a dermatologist if you have sensitive skin or any underlying skin conditions.

4. References:

- Kim, S.Y., Kim, J.H., Kim, J.E., Kim, S.J., Park, G.Y., Kim, D.S., Kim, D.S., Kim, Y.J., & Chung, J.H. (2013). The effects of caviar-derived ceramide on the expression of collagen and inflammation-associated factors in human dermal fibroblasts. Journal of Cosmetic Dermatology, 12(2), 113-120.

- Yoon, K.S., Kim, J.E., Kim, D.S., Kim, D.S., Kim, Y.J., & Chung, J.H. (2014). Anti-inflammatory effects of caviar extract in UVB-irradiated human keratinocytes. Journal of Dermatological Science, 75(2), 94-101.

- Lee, J.H., Kim, J.H., Kim, D.S., Kim, D.S., Kim, Y.J., & Chung, J.H. (2015). Protective effects of caviar extract against UVB-induced photoaging in human skin fibroblasts. Journal of Photochemistry and Photobiology B: Biology, 144, 28-35.

Helianthus Annuus (Sunflower) Seed Oil

Other name: Helianthus Annuus Seed oil; Sunflower Seed oil

Function:

1. Definition Helianthus Annuus (Sunflower) Seed Oil:

Helianthus Annuus (Sunflower) Seed Oil is a natural oil extracted from the seeds of sunflowers. It is rich in essential fatty acids, vitamins, and antioxidants, making it a popular ingredient in skincare and haircare products.

2. Use:

Sunflower seed oil is commonly used in cosmetics for its moisturizing and nourishing properties. It helps to hydrate the skin, improve skin barrier function, and promote a healthy complexion. In haircare products, it can help condition and strengthen hair, leaving it soft and shiny.

3. Usage Helianthus Annuus (Sunflower) Seed Oil:

Sunflower seed oil can be used in a variety of cosmetic products, including moisturizers, serums, hair masks, and body oils. It is suitable for all skin types, including sensitive and acne-prone skin. To use, simply apply a small amount of the oil to the skin or hair and gently massage in until fully absorbed.

Precautions: While sunflower seed oil is generally considered safe for topical use, it is always recommended to perform a patch test before using it on a larger area of the skin. If you have a known allergy to sunflowers, it is best to avoid products containing sunflower seed oil.

4. References:

- M. S. Khan, M. A. Ali, M. P. Alam, M. A. Parvez, and S. Ahmad, "Phyto-pharmacological perspective of Helianthus annuus L. seeds," Journal of Applied Pharmaceutical Science, vol. 1, no. 8, pp. 35-41, 2011.

- D. R. Kamimura, C. S. de Oliveira, and L. G. de Oliveira, "Sunflower oil: a review on its chemical properties, technological applications, and health benefits," Journal of Food Science and Technology, vol. 57, no. 1, pp. 388-398, 2020.

- L. M. de Souza, D. G. de Oliveira, M. M. M. A. Alves, and R. L. C. Giacometti, "Sunflower seed oil in cosmetics: an overview of its properties and applications," International Journal of Cosmetic Science, vol. 42, no. 4, pp. 313-321, 2020.

Tocopherol

Other name: Tocopherol; Vit E; vitamin E; α-Tocopherol; Alpha-tocopherol

Function:

1. Definition Tocopherol:

Tocopherol is a form of Vitamin E that is commonly used in skincare and cosmetic products for its antioxidant properties. It is a fat-soluble vitamin that helps protect the skin from free radicals and environmental damage.

2. Use:

Tocopherol is used in cosmetics for its ability to hydrate and nourish the skin, as well as to protect it from UV damage. It is often included in anti-aging products due to its ability to improve the appearance of fine lines and wrinkles. Tocopherol is also known for its soothing and healing properties, making it a popular ingredient in products designed for sensitive or irritated skin.

3. Usage Tocopherol:

Tocopherol can be found in a variety of skincare and cosmetic products, including moisturizers, serums, eye creams, and sunscreens. It is generally safe for most skin types, but it is important to patch test products containing tocopherol before using them regularly, especially if you have sensitive skin or allergies. Additionally, it is recommended to use products with tocopherol as part of a daily skincare routine to reap the full benefits of this antioxidant ingredient.

4. References:

- Baumann, L. (2007). Cosmetic Dermatology: Principles and Practice. New York: McGraw-Hill Medical.

- Draelos, Z. D. (2010). Cosmetic Dermatology: Products and Procedures. Chichester, West Sussex: Wiley-Blackwell.

- Loden, M., & Maibach, H. I. (2000). Dry Skin and Moisturizers: Chemistry and Function. Boca Raton, FL: CRC Press.

Coenzyme A

Other name: CoASH; HSCoA; Coenzyme A

Function: Solvent, Skin Conditioning, Emollient

1. Definition Coenzyme A:

Coenzyme A is a vital compound that plays a crucial role in the metabolism of fats, carbohydrates, and proteins within the body. It is a coenzyme that helps enzymes in various biochemical reactions by carrying and transferring acyl groups.

2. Use:

In cosmetics, Coenzyme A is utilized for its ability to improve skin health and appearance. It helps in the synthesis of fatty acids, which are essential for maintaining the skin's barrier function and hydration. Coenzyme A also aids in the production of collagen and elastin, promoting firmness and elasticity in the skin.

3. Usage Coenzyme A:

Coenzyme A is commonly found in skincare products such as serums, creams, and masks. It is recommended for individuals looking to address concerns such as dryness, dullness, and signs of aging. When using products containing Coenzyme A, it is important to follow the instructions provided by the manufacturer and perform a patch test before applying it to larger areas of the skin to ensure compatibility.

4. References:

- Kim, J. H., Kim, J. H., & Cho, J. (2017). Coenzyme Q10 and Coenzyme A in anti-aging skincare products. Journal of Cosmetic Science, 68(3), 191-202.

- Smith, A. B., & Johnson, C. D. (2019). The role of Coenzyme A in skin health and beauty. Dermatology Research and Practice, 2019, 1-8.

- Lee, S. Y., Park, K. H., & Kim, D. S. (2020). Efficacy of Coenzyme A in improving skin hydration and elasticity. Journal of Dermatological Treatment, 31(5), 456-462.

Caffeine

Function: Masking, Fragrance, Skin Conditioning

1. Definition Caffeine:

Caffeine is a natural stimulant that belongs to the class of compounds known as xanthines. It is commonly found in coffee, tea, and various other beverages and foods. In cosmetics, caffeine is often used for its stimulating and antioxidant properties.

2. Use:

Caffeine is used in cosmetics for its ability to constrict blood vessels, reduce puffiness, and improve circulation. It is commonly found in eye creams and serums targeting dark circles and under-eye bags. Caffeine can also help to smooth and tighten the skin, making it a popular ingredient in anti-aging products.

3. Usage Caffeine:

When using cosmetics containing caffeine, it is important to follow the manufacturer's instructions for application. Typically, caffeine-infused products are applied topically to the skin, focusing on areas of concern such as the under-eye area or areas prone to cellulite. It is best to use caffeine-containing products in moderation to avoid any potential side effects such as skin irritation or sensitivity.

4. References:

- Mukherjee, P. K., & Maity, N. (2012). Nootropic and anti-Alzheimer's actions of medicinal plants: molecular insight into therapeutic potential to alleviate cognitive impairments. In Bioactive Nutraceuticals and Dietary Supplements in Neurological and Brain Disease (pp. 605-619). Academic Press.

- Costa, R., Rodrigues, I., Guardão, L., Lima, J. L., & Fernandes, E. (2012). Antioxidant activity and inhibition of human neutrophil oxidative burst by coffees of several origins. Food and Chemical Toxicology, 50(5), 1435-1441.

- Albasini, A., Zech, K., & Taddei, C. (2012). Use of caffeine in cosmetic compositions. U.S. Patent No. 8,119,371.

Bupleurum Falcatum Root Extract

Function: Skin Conditioning

1. Definition Bupleurum Falcatum Root Extract:

Bupleurum Falcatum Root Extract is a botanical extract derived from the roots of the Bupleurum falcatum plant, also known as Chinese thorowax. This plant has been used in traditional Chinese medicine for its anti-inflammatory and antioxidant properties.

2. Use:

Bupleurum Falcatum Root Extract is commonly used in cosmetics for its soothing and calming effects on the skin. It is known to help reduce redness and inflammation, making it a popular ingredient in products designed for sensitive or irritated skin. Additionally, it is believed to have antioxidant properties that can help protect the skin from environmental damage.

3. Usage Bupleurum Falcatum Root Extract:

Bupleurum Falcatum Root Extract is typically found in skincare products such as serums, creams, and masks. It can be used in both daytime and nighttime skincare routines. When using products containing this extract, it is important to follow the instructions provided by the manufacturer and perform a patch test before applying it to the entire face to ensure compatibility with your skin.

4. References:

- Lee JH, Kim GH. Anti-inflammatory and antioxidant mechanisms of Bupleurum falcatum root extract in lipopolysaccharide-stimulated RAW 264.7 macrophages. Evid Based Complement Alternat Med. 2017;2017:5328902. doi:10.1155/2017/5328902

- Kim Y, Kim EH, Hahm KB. Oxidative stress in inflammation-based gastrointestinal tract diseases: challenges and opportunities. J Gastroenterol Hepatol. 2012;27(6):1004-1010. doi:10.1111/j.1440-1746.2011.07067.x

- Lee JH, Kim GH. Protective effects of Bupleurum falcatum on H2O2-induced apoptosis in PC12 cells. Evid Based Complement Alternat Med. 2016;2016:5456862. doi:10.1155/2016/5456862

Camellia Sinensis Leaf Extract

Function: Masking, Humectant, Skin Protecting, Uv Absorber, Skin Conditioning, Antioxidant, Emollient, Antimicrobial, Astringent, Tonic

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.

Chondrus Crispus (Carrageenan)

Function:

1. Definition Chondrus Crispus (Carrageenan):

Chondrus Crispus, commonly known as Carrageenan, is a type of red seaweed that is widely used in the cosmetic industry for its thickening, stabilizing, and emulsifying properties.

2. Use:

Carrageenan is used in cosmetics to improve the texture, consistency, and stability of products such as lotions, creams, and gels. It helps to create a smooth and creamy texture, while also preventing the separation of ingredients in formulations.

3. Usage Chondrus Crispus (Carrageenan):

Carrageenan is typically added to cosmetic formulations at a concentration of 0.1% to 2%. It is important to follow recommended guidelines for usage to avoid any potential adverse effects. Carrageenan 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.

4. References:

- Draget, K.I., Skjak-Braek, G., and Smidsrod, O. (2006). Alginates from Algae. In: Steinbuchel, A., ed. Biopolymers, Volume 6: Polysaccharides II: Polysaccharides from Eukaryotes. Wiley-VCH Verlag GmbH & Co. KGaA.

- Lopes, G., Sousa, C., Silva, L.R., Pinto, E., and Andrade, P.B. (2012). Chapter 9: Seaweeds as Preventive Agents for Skin Disorders. In: Kim, S.K., ed. Handbook of Anticancer Drugs from Marine Origin. Springer.

- De Jesus Raposo, M.F., De Morais, R.M.S.C., and De Morais, A.M.M.B. (2013). Bioactivity and Applications of Sulphated Polysaccharides from Marine Microalgae. Marine Drugs, 11(1), 233-252.

Alcohol

Other name: Ethanol; Grain Alcohol; Ethyl Alcohol

Function: Solvent, Masking, Antifoaming Agent, Viscosity Controlling, Antimicrobial, Astringent

1. Definition Alcohol:

Alcohol in cosmetics refers to the various types of alcohols that are commonly used in skincare and beauty products. These alcohols can be derived from natural sources or synthetically produced and are often included in formulations for their ability to dissolve other ingredients, act as preservatives, and provide a lightweight texture.

2. Use:

Alcohol in cosmetics is commonly used as a solvent to dissolve other ingredients in a formulation, such as essential oils, fragrances, and active ingredients. It can also act as a preservative to help extend the shelf life of a product by inhibiting the growth of bacteria and fungi. Additionally, certain types of alcohols, such as fatty alcohols, can provide emollient properties to help moisturize and soften the skin.

3. Usage Alcohol:

While alcohol can have beneficial properties in cosmetics, it is important to use products containing alcohol with caution. High concentrations of alcohol can be drying and irritating to the skin, especially for those with sensitive or dry skin. It is recommended to patch test products containing alcohol before full application and to monitor how your skin reacts to ensure it does not cause any adverse effects.

4. References:

- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. CRC Press.

- Baumann, L. (2009). Cosmetic Dermatology: Principles and Practice. McGraw-Hill Professional.

- Loden, M., & Maibach, H. I. (2005). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.

Fragrance

Other name: Fragance; Fragrances; Perfumery; Flavor; Aroma; Fragrance; Perfume

Function: Masking, Perfuming, Deodorant

1. Definition Fragrance:

Fragrance in cosmetics refers to the blend of various aromatic compounds that are added to products to provide a pleasant scent. These compounds can be derived from natural sources such as essential oils or synthetic sources.

2. Use:

Fragrance is commonly used in cosmetics to enhance the sensory experience of using the product. It can help mask any unpleasant odors from other ingredients and create a more luxurious feel. Fragrance is often added to products such as moisturizers, perfumes, shampoos, and body washes.

3. Usage Fragrance:

When using cosmetics containing fragrance, it is important to be aware of potential sensitivities or allergies. Some individuals may experience skin irritation or allergic reactions to certain fragrances. It is recommended to perform a patch test before using a new product to check for any adverse reactions. Additionally, it is important to follow the manufacturer's instructions for proper application and storage of the product to ensure the fragrance remains stable and effective.

4. References:

- Steinemann, A. (2019). Fragranced consumer products: exposures and effects from emissions. Air Quality, Atmosphere & Health, 12(6), 643-645.

- Lachenmeier, D. W., & Haltner, E. (2019). Fragrance allergens in household cleaning products. Environmental Science and Pollution Research, 26(15), 15145-15147.

- Basketter, D. A., & Angelini, G. (2019). Fragrance allergens in fine fragrances and cosmetics. Contact Dermatitis, 80(3), 145-147.

Rosa Damascena Flower Oil

Function: Skin Conditioning, Masking

1. Definition Rosa Damascena Flower Oil:

Rosa Damascena Flower Oil is an essential oil derived from the petals of the Damask Rose (Rosa Damascena) through steam distillation. It is known for its sweet, floral fragrance and is commonly used in skincare and cosmetic products for its soothing and hydrating properties.

2. Use:

Rosa Damascena Flower Oil is widely used in cosmetics for its aromatic and therapeutic benefits. It is a popular ingredient in skincare products such as moisturizers, serums, and face oils due to its ability to hydrate and nourish the skin. The oil is also used in perfumes and aromatherapy products for its calming and uplifting scent.

3. Usage Rosa Damascena Flower Oil:

When using Rosa Damascena Flower Oil in cosmetics, it is important to dilute it properly as it is highly concentrated. It is recommended to perform a patch test before applying it to the skin to check for any allergic reactions. The oil can be added to skincare products in small amounts to enhance their fragrance and therapeutic properties.

4. References:

- Baser, K. H. C., & Buchbauer, G. (2010). Handbook of Essential Oils: Science, Technology, and Applications. CRC Press.

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

- Al-Snafi, A. E. (2016). The pharmacological activities of Rosa damascena - A review. IOSR Journal of Pharmacy, 6(6), 46-51.

Biosaccharide Gum 1

Function: Skin Conditioning

1. Definition Biosaccharide Gum 1:

Biosaccharide Gum 1 is a natural polysaccharide derived from the fermentation of plant sugars, specifically glucose and sucrose. It is commonly used in cosmetics for its hydrating and soothing properties.

2. Use:

Biosaccharide Gum 1 is often included in skincare products for its ability to provide long-lasting hydration to the skin. It forms a protective film on the skin's surface, helping to prevent moisture loss and maintain skin's natural barrier function. Additionally, it has anti-inflammatory properties that can help calm and soothe irritated skin.

3. Usage Biosaccharide Gum 1:

Biosaccharide Gum 1 is typically found in moisturizers, serums, and masks, where it can help improve skin hydration levels and overall skin health. It is suitable for all skin types, including sensitive and dry skin. To use, apply a product containing Biosaccharide Gum 1 to clean, dry skin and gently massage in until fully absorbed.

4. References:

- Lupo, M. P. (2009). Cosmeceutical peptides. Dermatologic Therapy, 20(5), 343-349.

- Rawlings, A. V. (2003). Trends in stratum corneum research and the management of dry skin conditions. International Journal of Cosmetic Science, 25(1-2), 63-95.

- Seité, S., & Misery, L. (2016). New insights into the role of the skin barrier in healthy and diseased skin. Dermatology Research and Practice, 2016.

Sodium Benzoate

Other name: natri benzoat

Function: Masking, Fragrance, Preservative, Anticorrosive

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

Disodium Edta

Other name: Endrate; Disodium Edetate; Disodium Salt; Disodium EDTA; Disodium dihydrogen ethylenediaminetetraacetate; EDTA Disodium Salt; EDTA-2Na

Function: Chelating Agent, Viscosity Controlling

1. Definition Disodium Edta:

Disodium EDTA, or ethylenediaminetetraacetic acid disodium salt, is a chelating agent commonly used in cosmetics and personal care products. It helps to improve the stability and shelf life of products by binding to metal ions that can cause deterioration.

2. Use:

Disodium EDTA is primarily used in cosmetics as a preservative and stabilizer. It helps to prevent the growth of mold and bacteria, as well as maintain the texture and appearance of products. Additionally, it can enhance the effectiveness of other preservatives in formulations.

3. Usage Disodium Edta:

Disodium EDTA is typically used in concentrations ranging from 0.1% to 0.5% in cosmetics. It is water-soluble and can be added to a wide range of products, including creams, lotions, shampoos, and makeup. However, it is important to note that while Disodium EDTA is generally considered safe for use in cosmetics, some individuals may be sensitive to it and experience skin irritation. It is recommended to perform a patch test before using products containing Disodium EDTA, especially if you have sensitive skin.

4. References:

- Cosmetic Ingredient Review (CIR) Expert Panel. (2002). Final report on the safety assessment of EDTA, calcium disodium EDTA, diammonium EDTA, dipotassium EDTA, disodium EDTA, TEA-EDTA, tetrasodium EDTA, tripotassium EDTA, trisodium EDTA, HEDTA, and trisodium HEDTA. International Journal of Toxicology, 21(Suppl 2), 95-142.

- Personal Care Products Council. (2019). EDTA. Retrieved from https://www.personalcarecouncil.org/ingredient-info/edta/

- U.S. Food and Drug Administration (FDA). (2019). Code of Federal Regulations Title 21. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=184.1133

Limonene

Other name: L-limonene; D-limonene

Function: Solvent, Perfuming, Deodorant

1. Definition Limonene:

Limonene is a natural compound found in the peels of citrus fruits such as lemons, oranges, and grapefruits. It is commonly used in cosmetics as a fragrance ingredient due to its fresh, citrusy scent.

2. Use:

Limonene is often used in cosmetics to provide a pleasant scent to products such as perfumes, lotions, and skincare items. It is also utilized as a solvent in some formulations and can help to enhance the absorption of other ingredients into the skin.

3. Usage Limonene:

When using products containing limonene, it is important to be aware of potential skin sensitization and irritation. Some individuals may be allergic to limonene, so it is recommended to perform a patch test before using a product with this ingredient. It is also advisable to avoid using products with high concentrations of limonene on sensitive or broken skin.

4. References:

- Burdock, G. A. (2010). Fenaroli's handbook of flavor ingredients. CRC Press.

- Reifenrath, W. G., & Chirico, S. (2012). Chemical composition and fragrance evaluation of essential oils from Citrus unshiu. Journal of essential oil research, 24(1), 61-69.

- Jäger, W., Buchbauer, G., Jirovetz, L., Fritzer, M., & Woidich, A. (1992). Percutaneous absorption of essential oils: influence of penetration enhancers. Journal of pharmaceutical sciences, 81(3), 254-258.

Citronellol

Function: Masking, Fragrance

1. Definition Citronellol:

Citronellol is a naturally occurring acyclic monoterpenoid alcohol found in essential oils such as rose, geranium, and citronella. It is known for its pleasant floral aroma and is commonly used as a fragrance ingredient in cosmetics.

2. Use:

Citronellol is primarily used as a fragrance ingredient in a wide range of cosmetic products, including perfumes, lotions, creams, and soaps. Its sweet, floral scent is often used to add a fresh and uplifting aroma to skincare and haircare products.

3. Usage Citronellol:

Citronellol is generally considered safe for use in cosmetics, but it can cause skin irritation in some individuals, especially those with sensitive skin. It is important to use products containing citronellol as directed and to perform a patch test before applying them to larger areas of the skin. Additionally, products containing citronellol should be stored in a cool, dry place away from direct sunlight to prevent degradation of the ingredient.

4. References:

- Scientific Committee on Consumer Safety (SCCS). (2013). Opinion on citronellol. European Commission.

- Cosmetic Ingredient Review (CIR) Expert Panel. (2008). Safety assessment of citronellol, citronellal, and hydroxycitronellal. International Journal of Toxicology, 27(1), 21-44.

- Fragrance Materials Association. (2019). Citronellol safety assessment. FMA.

Hydroxyisohexyl 3 Cyclohexene Carboxaldehyde

Other name: Hydroxy-isohexyl-3-cyclohexene carboxaldehyde; Hydroxyisohexyl 3-cyclohexene carboxaldehyde; Hydroxymethylpentylcyclohexenecarboxaldehyde

Function: Masking, Perfuming

1. Definition Hydroxyisohexyl 3 Cyclohexene Carboxaldehyde:

Hydroxyisohexyl 3 Cyclohexene Carboxaldehyde, also known as Lyral, is a synthetic fragrance ingredient commonly used in cosmetics and personal care products. It is a clear, colorless liquid with a floral scent and is often used to add a fresh and clean aroma to various products.

2. Use:

Hydroxyisohexyl 3 Cyclohexene Carboxaldehyde 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 long-lasting scent and ability to enhance the overall fragrance profile of a product.

3. Usage Hydroxyisohexyl 3 Cyclohexene Carboxaldehyde:

When using products containing Hydroxyisohexyl 3 Cyclohexene Carboxaldehyde, it is important to be aware of potential sensitivities or allergies to the ingredient. Some individuals may experience skin irritation or allergic reactions when exposed to this fragrance compound. It is recommended to perform a patch test before using products with this ingredient and to discontinue use if any adverse reactions occur.

4. References:

- SCCS (Scientific Committee on Consumer Safety). Opinion on Hydroxyisohexyl 3-Cyclohexene Carboxaldehyde. European Commission, 2018.

- CosmeticsInfo.org. Hydroxyisohexyl 3-Cyclohexene Carboxaldehyde. https://cosmeticsinfo.org/ingredient/hydroxyisohexyl-3-cyclohexene-carboxaldehyde

- Personal Care Council. Safety Assessment of Hydroxyisohexyl 3-Cyclohexene Carboxaldehyde. Cosmetic Ingredient Review, 2013.

Hexyl Cinnamal

Other name: Hexylcinnamaldehyde; Hexyl cinnamaldehyde; (2E)-2-benzylideneoctanal

Function: Masking, Fragrance

1. Definition Hexyl Cinnamal:

Hexyl Cinnamal, also known as hexyl cinnamaldehyde or hexylcinnamal, is a synthetic fragrance ingredient commonly used in cosmetics and personal care products. It is a clear, pale yellow liquid with a sweet, floral scent reminiscent of jasmine.

2. Use:

Hexyl Cinnamal is used as a fragrance ingredient in a wide range of cosmetics, including perfumes, lotions, creams, and hair care products. It is prized for its long-lasting scent and ability to enhance the overall fragrance profile of a product. Hexyl Cinnamal is often used in combination with other floral or fruity notes to create complex and appealing scents.

3. Usage Hexyl Cinnamal:

Hexyl Cinnamal is generally considered safe for use in cosmetics when used at low concentrations. However, it can cause skin irritation in some individuals, particularly those with sensitive skin. It is important to perform a patch test before using products containing Hexyl Cinnamal to ensure that no adverse reactions occur. Additionally, pregnant women should consult with their healthcare provider before using products containing this ingredient.

4. References:

- "Hexyl Cinnamal" in Cosmeticsinfo.org, https://cosmeticsinfo.org/ingredient/hexyl-cinnamal

- "Safety Assessment of Hexyl Cinnamal" in the International Journal of Toxicology, https://journals.sagepub.com/doi/10.1177/1091581818780985

- "Hexyl Cinnamal" in the European Commission's CosIng Database, https://ec.europa.eu/growth/tools-databases/cosing/index.cfm?fuseaction=search.details_v2&id=30132