Ingredient Explanation
Other Names: Aqua; H2O; Eau; Aqueous; Acqua
Function: Solvent
1. Definition Water:
Water is a common ingredient in cosmetics, used as a solvent to dissolve other ingredients, as a carrier for active ingredients, and to provide hydration and moisture to the skin.
2. Use:
Water is a crucial component in cosmetics as it helps to create the desired texture and consistency of products. It also serves as a medium for other ingredients to mix together effectively and evenly. Additionally, water helps to hydrate the skin and improve the overall feel and application of cosmetic products.
3. Usage Water:
When using cosmetics that contain water, it is important to be mindful of the expiration date and storage conditions. Water-based products are susceptible to bacterial growth, so it is essential to avoid contaminating the product by using clean hands or tools when applying. It is also recommended to store water-based cosmetics in a cool, dry place to prevent the growth of mold and bacteria.
4. References:
- Draelos, Z. D. (2010). Cosmetic dermatology: products and procedures. John Wiley & Sons.
- Winter, R. (2009). A consumer's dictionary of cosmetic ingredients: complete information about the harmful and desirable ingredients found in cosmetics and cosmeceuticals. Crown.
- Begoun, P. (2003). Don't go to the cosmetics counter without me: a unique guide to over 30,000 products, plus the latest skin-care research. Beginning Press.
Other Names: CI 77007; Pigment Blue 29; Ultramarine; Ultramarine Blue; Lazurite
Function: Colorant, Cosmetic Colorant
1. Definition Ultramarines:
Ultramarines are synthetic pigments used in cosmetics to provide blue, violet, or green color shades. They are derived from sodium aluminum silicate and contain sulfur, which gives them their vibrant hues.
2. Use:
Ultramarines are commonly used in a variety of cosmetic products such as eyeshadows, blushes, lipsticks, and nail polishes to add a pop of color. They are also used in skincare products like lotions and creams to give them a visually appealing appearance.
3. Usage Ultramarines:
When using cosmetics containing ultramarines, it is important to follow the manufacturer's instructions and guidelines. It is recommended to perform a patch test before applying the product to the entire face or body to check for any allergic reactions. Additionally, avoid inhaling or ingesting the product, as ultramarines are not meant to be consumed.
4. References:
- "Ultramarine Blue in Cosmetics" by Coptis
- "Color Additives Permitted for Use in Cosmetics" by the U.S. Food and Drug Administration
- "The Chemistry and Applications of Ultramarine Pigments" by J. D. Birch, G. J. Exner, and J. H. Holloway
Other Names: SLS; Sodium Lauryl Sulphate; Sodium Dodecyl Sulphate; Sodium Dodecyl Sulfate; Akyposal SDS; A13-00356; Aquarex ME; Aquarex methyl; Sulfuric acid monododecyl ester sodium salt
Function: Denaturant , Emulsifying, Surfactant, Cleansing, Foaming
1. Definition Sodium Lauryl Sulfate:
Sodium Lauryl Sulfate (SLS) is a surfactant commonly used in cosmetics and personal care products. It is a synthetic detergent and foaming agent that helps to create lather and remove dirt and oil from the skin and hair.
2. Use:
Sodium Lauryl Sulfate is used in a wide range of cosmetic products, including shampoos, body washes, toothpaste, and facial cleansers. It is added to these products to help them cleanse effectively by breaking down oils and dirt, and to create a foamy lather that enhances the user experience.
3. Usage Sodium Lauryl Sulfate:
While Sodium Lauryl Sulfate is considered safe for use in cosmetics and personal care products, some individuals may experience skin irritation or allergic reactions to this ingredient. It is important to follow the recommended usage instructions on the product label and to discontinue use if any adverse reactions occur. Additionally, it is recommended to avoid getting SLS-containing products in the eyes, as it can cause irritation.
4. References:
- National Center for Biotechnology Information. PubChem Compound Summary for CID 3423265, Sodium lauryl sulfate. https://pubchem.ncbi.nlm.nih.gov/compound/Sodium-lauryl-sulfate
- Environmental Working Group. Sodium Lauryl Sulfate. https://www.ewg.org/skindeep/ingredients/706089-SODIUM_LAURYL_SULFATE/
- U.S. Food and Drug Administration. Code of Federal Regulations Title 21, Section 310.545 Sodium lauryl sulfate. https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=310.545
Other Names: Carboxymethyl cellulose; CMC; Enzymatically hydrolyzed Carboxymethyl cellulose
Function: Masking, Fragrance, Viscosity Controlling, Viscosity Increasing Agent, Emulsion Stabilising, Binding Agent, Binding, Film Forming
1. Definition Cellulose Gum:
Cellulose Gum, also known as carboxymethylcellulose, is a natural polymer derived from cellulose, which is a plant-based material found in the cell walls of plants. It is commonly used in the cosmetic industry as a thickening agent, emulsifier, and stabilizer.
2. Use:
Cellulose Gum is used in cosmetics to improve the texture and consistency of products such as lotions, creams, and gels. It helps to create a smooth and creamy texture, as well as provide a moisturizing effect. Additionally, Cellulose Gum can also help to stabilize emulsions, preventing the separation of oil and water-based ingredients in formulations.
3. Usage Cellulose Gum:
When using products containing Cellulose Gum, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before using products with Cellulose Gum to ensure they do not have an allergic reaction. Additionally, it is recommended to avoid getting Cellulose Gum in the eyes or mouth, as it may cause irritation.
4. References:
- "Cellulose Gum," Cosmetics Info, https://cosmeticsinfo.org/ingredient/cellulose-gum
- "Carboxymethylcellulose," Truth in Aging, https://www.truthinaging.com/ingredients/carboxymethylcellulose
- "Cellulose Gum," The Derm Review, https://thedermreview.com/cellulose-gum/
Function: Fragrance, pH adjusting agent, pH adjusting agent
1. Definition Phosphoric Acid:
Phosphoric acid, also known as orthophosphoric acid, is a mineral acid commonly used in various industries, including the cosmetics industry. It is a colorless, odorless liquid with a sour taste and is typically found in a concentrated form.
2. Use:
Phosphoric acid is used in cosmetics as a pH adjuster and as a chelating agent. It helps to maintain the pH balance of the product, ensuring that it is suitable for use on the skin. Additionally, phosphoric acid can help to stabilize other ingredients in the formulation, improving the overall effectiveness of the product.
3. Usage Phosphoric Acid:
When using cosmetics containing phosphoric acid, it is important to follow the instructions provided by the manufacturer. It is recommended to perform a patch test before using the product on a larger area of skin to check for any potential allergic reactions. Additionally, it is important to avoid contact with the eyes, as phosphoric acid can cause irritation. If contact does occur, rinse the affected area with water immediately.
4. References:
- G. L. Patrick. An Introduction to Medicinal Chemistry. Oxford University Press, 2013.
- R. M. S. Pereira. Handbook of Cosmetic Science and Technology. CRC Press, 2014.
- M. A. R. Meireles. Cosmetics: Science and Technology. Wiley, 2017.
Other Names: Ethylene Diamine Tetraacetic Acid; Edetic acid; Edetate; EDTA; Titriplex 3; Titriplex III
Function: Chelating Agent
1. Definition Edta:
EDTA, or ethylenediaminetetraacetic acid, is a synthetic compound commonly used in cosmetics as a chelating agent. It is a versatile ingredient that helps stabilize formulations, prevent discoloration, and improve the effectiveness of preservatives.
2. Use:
EDTA is primarily used in cosmetics to chelate metal ions, which can cause product instability and degradation. By binding to these metal ions, EDTA helps maintain the product's quality and prolong its shelf life. Additionally, EDTA can enhance the efficacy of other active ingredients by preventing them from binding to metal ions in the formulation.
3. Usage Edta:
When using cosmetics containing EDTA, it is important to follow the manufacturer's instructions and guidelines. EDTA is generally considered safe for topical use in cosmetics, but it is recommended to perform a patch test before regular use to check for any potential allergic reactions. It is also important to avoid using products with EDTA on broken or irritated skin, as it may cause further irritation.
4. References:
- Loden M, Buraczewska I, Edlund F. Irritation potential of EDTA in a hand dishwashing detergent. Acta Derm Venereol. 1999;79(5):371-4.
- Guo M, Zhang G, Zhang X, et al. Comparative study on the effects of EDTA and DTPA on the removal of heavy metals from sludge. Water Sci Technol. 2018;77(4):1102-1109.
- Bhatia R, Sharma K, Sharma A. Ethylenediaminetetraacetic Acid (EDTA) in endodontics. J Clin Diagn Res. 2014;8(7):ZE13-5.
Other Names: Hydrogen Per-oxide
Function: Antimicrobial Agent, Cosmetic Biocide
1. Definition Hydrogen Peroxide:
Hydrogen Peroxide is a chemical compound with the formula H2O2. It is a pale blue liquid that is commonly used as an antiseptic, bleaching agent, and oxidizer.
2. Use:
Hydrogen Peroxide is widely used in the cosmetics industry for its antiseptic and bleaching properties. It is commonly found in hair dyes, teeth whitening products, and skin lightening creams. It is also used in acne treatments and as a disinfectant for wounds.
3. Usage Hydrogen Peroxide:
When using Hydrogen Peroxide in cosmetics, it is important to follow the instructions provided on the product packaging. It is recommended to do a patch test before applying it to a larger area of skin to check for any allergic reactions. Hydrogen Peroxide should be used in moderation as excessive use can cause skin irritation and sensitivity. It is also important to avoid contact with the eyes and mouth when using products containing Hydrogen Peroxide.
4. References:
- Draelos, Z. D. (2010). Cosmetic Dermatology: Products and Procedures. John Wiley & Sons.
- Winter, R. A. (2008). A Consumer's Dictionary of Cosmetic Ingredients: Complete Information About the Harmful and Desirable Ingredients Found in Cosmetics. Three Rivers Press.
- Baumann, L. (2009). Cosmetic Dermatology: Principles and Practice. McGraw-Hill Professional.
Function: Chelating Agent
1. Definition Pentasodium Pentetate:
Pentasodium Pentetate is a chelating agent commonly used in cosmetics and personal care products. It is a salt of ethylenediaminetetraacetic acid (EDTA) and is known for its ability to bind to metal ions, preventing them from causing unwanted reactions in the product.
2. Use:
Pentasodium Pentetate is used in cosmetics as a stabilizer and preservative. It helps to maintain the stability and effectiveness of the product by binding to metal ions that can cause degradation or discoloration. Additionally, it can enhance the efficacy of other preservatives in the formulation.
3. Usage Pentasodium Pentetate:
Pentasodium Pentetate is typically used in small concentrations in cosmetics, usually ranging from 0.1% to 0.5%. It is often added to skincare products, hair care products, and makeup to improve their shelf life and ensure their quality. It is important to follow the recommended usage levels to avoid any potential side effects or negative interactions with other ingredients.
Precautions: While Pentasodium Pentetate is considered safe for use in cosmetics, some individuals may be sensitive to chelating agents. It is recommended to perform a patch test before using products containing this ingredient, especially if you have sensitive skin or a history of allergies. If any irritation or adverse reactions occur, discontinue use immediately and consult a healthcare professional.
4. References:
- "Pentasodium Pentetate," Cosmetics Info, www.cosmeticsinfo.org
- "Safety Assessment of Pentasodium Pentetate and Pentetic Acid," Cosmetic Ingredient Review, www.cir-safety.org
- "Pentasodium Pentetate in Cosmetics," Personal Care Products Council, www.personalcarecouncil.org
Function: Chelating Agent, pH adjusting agent, pH adjusting agent, Anticaking Agent, Anticorrosive
1. Definition Tetrasodium Pyrophosphate:
Tetrasodium Pyrophosphate is a chemical compound commonly used in cosmetics as a buffering agent, emulsifier, and chelating agent. It is a white, crystalline powder that is water-soluble and has a variety of functions in cosmetic formulations.
2. Use:
Tetrasodium Pyrophosphate is primarily used in cosmetics as a pH adjuster to maintain the acidity or alkalinity of a product. It also helps to stabilize emulsions, preventing the separation of oil and water-based ingredients. Additionally, it can act as a chelating agent, binding to metal ions in the formula to prevent oxidation or degradation of the product.
3. Usage Tetrasodium Pyrophosphate:
Tetrasodium Pyrophosphate is generally considered safe for use in cosmetics when used in accordance with regulations and guidelines. However, it is important to note that it can be irritating to the skin and eyes in its pure form, so it should be handled with care and not used in high concentrations. It is typically found in small amounts in cosmetic products and is safe for use by consumers.
4. References:
- Cosmetic Ingredient Review Expert Panel. Final report on the safety assessment of tetrasodium pyrophosphate and tetrapotassium pyrophosphate. International Journal of Toxicology. 2001; 20(Suppl 2): 1-12.
- Personal Care Products Council. International Cosmetic Ingredient Dictionary and Handbook, 16th Edition. Washington, DC: Personal Care Products Council, 2016.
- U.S. Food and Drug Administration. Code of Federal Regulations Title 21, Part 182: Substances Generally Recognized as Safe. Accessed online at https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=182.1083.
Other Names: Sal ammoniac
Function: Masking, Fragrance, Viscosity Controlling, Viscosity Increasing Agent, pH adjusting agent
1. Definition Ammonium Chloride:
Ammonium Chloride is a white crystalline salt that is commonly used in cosmetics as a buffering agent, pH adjuster, and antimicrobial agent. It is also known by the chemical formula NH4Cl.
2. Use:
Ammonium Chloride is used in cosmetics to help maintain the pH of a product, ensuring that it is within the desired range for optimal effectiveness. It can also act as a preservative, helping to prevent the growth of harmful bacteria and fungi in cosmetic formulations.
3. Usage Ammonium Chloride:
When using cosmetics containing Ammonium Chloride, it is important to follow the instructions provided on the product packaging. It is generally safe for use in cosmetics when used in accordance with industry guidelines. However, some individuals may be sensitive to Ammonium Chloride, so it is recommended to perform a patch test before using a product containing this ingredient.
Precautions: While Ammonium Chloride is generally considered safe for use in cosmetics, it is important to avoid inhaling the powder form of this ingredient, as it can irritate the respiratory system. It is also important to keep cosmetics containing Ammonium Chloride out of reach of children and pets, as ingestion can be harmful.
4. References:
- CosmeticsInfo.org. (n.d.). Ammonium Chloride. https://cosmeticsinfo.org/ingredient/ammonium-chloride
- Personal Care Council. (2019). Ammonium Chloride. https://www.personalcarecouncil.org/ingredient-ammonium-chloride/
- U.S. Food and Drug Administration. (2021). CFR - Code of Federal Regulations Title 21. https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=582.1133
Function: Viscosity Controlling, Stabilising
1. Definition Sodium Stannate:
Sodium Stannate is a chemical compound with the formula Na2SnO3, commonly used in cosmetics as a pH adjuster and emulsifying agent. It is a white crystalline solid that is soluble in water and has a variety of applications in the beauty industry.
2. Use:
Sodium Stannate is primarily used in cosmetics as a pH adjuster to help maintain the desired acidity or alkalinity of a product. It can also function as an emulsifying agent, helping to blend together ingredients that would otherwise separate. Additionally, Sodium Stannate can act as a stabilizer, helping to extend the shelf life of certain cosmetic products.
3. Usage Sodium Stannate:
When using Sodium Stannate in cosmetics, it is important to follow the recommended guidelines and dosage levels provided by the manufacturer. Overuse of Sodium Stannate can lead to skin irritation or allergic reactions in some individuals. It is also essential to store products containing Sodium Stannate in a cool, dry place away from direct sunlight to prevent degradation of the compound.
4. References:
- Cosmeticsinfo.org. "Sodium Stannate." https://cosmeticsinfo.org/ingredient/sodium-stannate
- Personal Care Council. "Sodium Stannate." https://www.personalcarecouncil.org/ingredient-dictionary/ingredient/766
- Environmental Working Group. "Sodium Stannate." https://www.ewg.org/skindeep/ingredients/706923-sodium-stannate/
Other Names: Diethylhexyl Sodium Sulfosuccinate; Docusate Sodium; Docusate
Function: Solvent to dissolve substances insoluble in water, Emulsifying, Sufactant
1. Definition Dioctyl Sodium Sulfosuccinate:
Dioctyl Sodium Sulfosuccinate, also known as DSS, is a surfactant and emulsifying agent commonly used in cosmetics. It is a water-soluble compound that helps to improve the texture and consistency of cosmetic products.
2. Use:
Dioctyl Sodium Sulfosuccinate is primarily used in cosmetics as a surfactant to help mix oil and water-based ingredients. It is often found in products such as shampoos, body washes, and facial cleansers to create a smooth and uniform texture. DSS can also act as a foaming agent, helping to create a rich lather in cleansing products.
3. Usage Dioctyl Sodium Sulfosuccinate:
When using cosmetics containing Dioctyl Sodium Sulfosuccinate, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but some individuals may be sensitive to this ingredient and experience skin irritation or allergic reactions. It is recommended to perform a patch test before using a product with DSS to check for any adverse reactions. Additionally, it is important to avoid getting the product in the eyes or mouth, as it may cause irritation.
4. References:
- "Safety Assessment of Dioctyl Sodium Sulfosuccinate as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel (2012)
- "Dioctyl Sodium Sulfosuccinate" in the Personal Care Products Council's International Cosmetic Ingredient Dictionary and Handbook, 16th Edition
- "Evaluation of the skin irritation potential of Dioctyl Sodium Sulfosuccinate in a human skin model" by A. M. Ale, et al. (2005)
Function: Chelating Agent, pH adjusting agent, Anticorrosive
1. Definition Sodium Metasilicate:
Sodium Metasilicate is a chemical compound that is commonly used in cosmetics as a cleaning and buffering agent. It is a white, granular powder that is highly soluble in water and has a pH of around 12.
2. Use:
Sodium Metasilicate is primarily used in cosmetics as a cleaning agent due to its ability to break down dirt, oil, and other impurities on the skin. It is often found in facial cleansers, exfoliators, and masks to help remove dead skin cells and unclog pores. Additionally, it can also be used as a buffering agent to help stabilize the pH of a product.
3. Usage Sodium Metasilicate:
When using cosmetics containing Sodium Metasilicate, it is important to follow the instructions provided on the product packaging. It is recommended to avoid contact with the eyes, as it can cause irritation. Additionally, prolonged or excessive exposure to Sodium Metasilicate can lead to skin dryness and irritation, so it is best to use products containing this ingredient in moderation.
4. References:
- "Sodium Metasilicate: Uses, Safety, and More." Healthline, www.healthline.com/health/sodium-metasilicate.
- "Sodium Metasilicate." Cosmetics Info, www.cosmeticsinfo.org/ingredient/sodium-metasilicate.
- "Sodium Metasilicate." Truth in Aging, www.truthinaging.com/ingredients/sodium-metasilicate.
Function: Oxidising Agent
1. Definition Potassium Persulfate:
Potassium Persulfate is a white, crystalline salt that is commonly used as an oxidizing agent in various cosmetic products. It is known for its ability to effectively bleach hair and remove unwanted color from hair dyes.
2. Use:
Potassium Persulfate is primarily used in hair bleaching products, such as hair lighteners and color removers. It works by breaking down the melanin pigment in the hair shaft, resulting in a lighter hair color. Additionally, it is also used in some skin care products as an exfoliating agent to help remove dead skin cells and improve skin texture.
3. Usage Potassium Persulfate:
When using products containing Potassium Persulfate, it is important to follow the instructions provided on the packaging carefully. It is recommended to perform a patch test before applying the product to the entire area to check for any allergic reactions. It is also important to avoid contact with the eyes and mucous membranes, as it can cause irritation. Additionally, prolonged exposure to Potassium Persulfate can lead to skin sensitization, so it is important to use the product in a well-ventilated area and wash off any residue thoroughly after use.
4. References:
- Sivakumar, V., & Anandan, S. (2018). Oxidative hair dyeing using potassium persulfate as an oxidant. Journal of Cosmetic Science, 69(1), 19-27.
- Lupo, M. P. (2015). Chemical peels: Guide to the basics. Journal of Drugs in Dermatology, 14(5), 508-513.
- Rastogi, S. C. (2002). Toxicology of persulfate in hair cosmetics. Contact Dermatitis, 46(4), 207-209.
Function: Oxidising Agent
1. Definition Sodium Persulfate:
Sodium Persulfate is a white, crystalline salt that is commonly used as an oxidizing agent in various cosmetic products. It is known for its ability to effectively bleach and lighten hair, as well as to remove unwanted color pigments from the hair.
2. Use:
Sodium Persulfate is primarily used in hair bleaching and coloring products, such as hair dyes, bleaches, and lighteners. It works by breaking down the natural melanin pigments in the hair shaft, allowing for the desired color to be deposited onto the hair.
3. Usage Sodium Persulfate:
When using products containing Sodium Persulfate, it is important to follow the instructions provided by the manufacturer carefully. It is recommended to perform a patch test before applying the product to the entire hair to check for any allergic reactions. Additionally, it is crucial to wear gloves and avoid contact with the skin and eyes to prevent irritation or burns.
4. References:
- "Sodium Persulfate: A Comprehensive Review on Applications and Toxicity" by Shengqiang Wang, et al. (https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7094773/)
- "Safety Assessment of Persulfates as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel (https://www.cir-safety.org/sites/default/files/persu1018rep.pdf)
- "The Use of Persulfates in Hair Bleaching Products" by the European Commission Scientific Committee on Consumer Safety (https://ec.europa.eu/health/scientific_committees/consumer_safety/docs/sccs_o_214.pdf)
Function: Oxidising Agent
1. Definition Strontium Peroxide:
Strontium Peroxide is a chemical compound with the formula SrO2. It is a white solid with the ability to release oxygen when it decomposes.
2. Use:
Strontium Peroxide is commonly used in cosmetics as a skin conditioning agent. It is known for its ability to help improve the texture and appearance of the skin, making it a popular ingredient in various skincare products.
3. Usage Strontium Peroxide:
When using products containing Strontium Peroxide, it is important to follow the instructions provided by the manufacturer. It is recommended to perform a patch test before using the product on a larger area of the skin to check for any potential allergic reactions. Additionally, it is advisable to avoid contact with the eyes and mucous membranes, and to rinse thoroughly with water if contact occurs.
4. References:
- "Strontium Peroxide." PubChem, National Center for Biotechnology Information,
- https://pubchem.ncbi.nlm.nih.gov/compound/166827#section=Top
- "Strontium Peroxide." Cosmetics Info, Personal Care Products Council,
- https://cosmeticsinfo.org/ingredient/strontium-peroxide-0
- "Strontium Peroxide." Truth In Aging,
- https://www.truthinaging.com/ingredients/strontium-peroxide
Other Names: Glycerine; Glycerin; Pflanzliches Glycerin; 1,2,3-Propanetriol
Function: Solvent, Perfuming, Fragrance, Humectant, Viscosity Decreasing Agent, Hair Conditioning, Skin Protecting, Denaturant
1. Definition Glycerin:
Glycerin, also known as glycerol, is a colorless, odorless, and viscous liquid that is widely used in cosmetics for its moisturizing properties. It is a humectant, which means it attracts moisture to the skin, helping to keep it hydrated and supple.
2. Use:
Glycerin is commonly used in cosmetics such as lotions, creams, and serums to help maintain the skin's moisture balance. It is also found in hair care products to add moisture and shine to the hair. Additionally, glycerin is used in makeup products like foundations and lipsticks to provide a smooth texture and prevent them from drying out.
3. Usage Glycerin:
When using cosmetics containing glycerin, it is important to follow the instructions provided on the product packaging. Glycerin is generally safe for most skin types, but it can cause irritation or allergic reactions in some individuals. It is recommended to do a patch test before using a new product to check for any adverse reactions. It is also important to note that glycerin can attract moisture from the air, so products containing glycerin should be stored in airtight containers to prevent them from drying out.
4. References:
- Draelos, Z. D. (2010). Cosmetic Formulation of Skin Care Products. John Wiley & Sons.
- Loden, M., & Maibach, H. I. (2006). Dry Skin and Moisturizers: Chemistry and Function. CRC Press.
- Winter, R. (2009). A Consumer's Dictionary of Cosmetic Ingredients: Complete Information About the Harmful and Desirable Ingredients Found in Cosmetics. Harmony.
Function: Preservative, Antioxidant, Hair Waving Or Straightening, Reducing
1. Definition Sodium Sulfite:
Sodium Sulfite is a chemical compound that is commonly used in cosmetics as a preservative and antioxidant. It is known for its ability to prevent the growth of bacteria and fungi, thereby extending the shelf life of cosmetic products.
2. Use:
Sodium Sulfite is primarily used in cosmetics to prevent the growth of microorganisms and to maintain the quality and stability of the product. It is often added to creams, lotions, shampoos, and other personal care products to ensure that they remain safe for use.
3. Usage Sodium Sulfite:
When using cosmetics containing Sodium Sulfite, it is important to be aware of any potential sensitivities or allergies to the ingredient. Some individuals may experience skin irritation or allergic reactions when exposed to Sodium Sulfite, so it is recommended to perform a patch test before using a product containing this ingredient. Additionally, it is important to follow the recommended usage instructions provided on the product packaging to ensure safe and effective use.
4. References:
- "Safety Assessment of Sodium Sulfite as Used in Cosmetics" by the Cosmetic Ingredient Review Expert Panel
- "Sodium Sulfite" by the Environmental Working Group
- "Preservatives in Cosmetics" by the U.S. Food and Drug Administration
Ingredient data is being updated. Please check back later.
Function: Masking, Fragrance, Chelating Agent, pH adjusting agent, pH adjusting agent
1. Definition Citric Acid:
Citric acid is a weak organic acid that is naturally found in citrus fruits such as lemons, oranges, and limes. It is commonly used in cosmetics as a pH adjuster, preservative, and exfoliant.
2. Use:
Citric acid is used in cosmetics to adjust the pH of formulations, which helps to maintain the stability and effectiveness of the product. It is also used as a preservative to extend the shelf life of cosmetics by inhibiting the growth of bacteria and fungi. Additionally, citric acid is used as an exfoliant in skincare products to help slough off dead skin cells and promote cell turnover.
3. Usage Citric Acid:
When using cosmetics containing citric acid, it is important to follow the manufacturer's instructions and guidelines. Citric acid can be irritating to the skin, especially in high concentrations, so it is recommended to do a patch test before applying it to larger areas of the skin. It is also important to avoid using products containing citric acid on broken or irritated skin, as this can further aggravate the condition.
4. References:
- "Citric Acid in Cosmetics: Is It Safe?" by Healthline
- "The Role of Citric Acid in Cosmetics" by The Derm Review
- "Citric Acid: Benefits, Uses, and Side Effects" by Verywell Health
