Water is a great solvent. It’s neutral and doesn’t provide any strong positive or negative effects. It just helps components to mix better and to transport active components.
Butylene Glycol is a very popular synthetic alcohol. It helps the product to absorb deeper and faster. It is also a solvent for other ingredients. As for the skin benefits, it helps to attract water and helps to make the skin softer.
Glycerin is one of the most outstanding and helpful skincare components. It's used in many skincare products because it works and provides notable results. It's one of the best moisturizers. Molecules of Glycerin can absorb water and deliver it into deep layers of the skin making it hydrated.
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Helianthus Annuus (Sunflower) Oil
Roles: Skin conditioning, Emollient
Malassezia unsafe
Helianthus Annuus (Sunflower) Oil is an ingredient known from ancient times. It’s the oil people receive from Sunflower Seeds and use for different purposes, including cooking. It contains a lot of Lenoic acid which moisturizes the skin, makes it softer, and reduces inflammation. The oil also works as an occlusive agent that forms a protective film and helps to keep skin hydrated.
As for haircare, it’s the second most popular basic oil used in haircare products. It helps to lower hair fragility and make hair softer.
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Caprylic/Capric Triglyceride
Roles: Skin conditioning, Fragrance
Caprylic/Capric Triglyceride is an emollient that also hydrates the skin without leaving a fatty film. When applied, the component feels smooth and light. In haircare products, it’s also used for hydrating purposes. It makes hair silky, lowers tangling, and makes hair smooth.
It’s safe for most people, except for people with allergic reactions to coconut or palm oil because these oils are usually used for producing the component.
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Polyglyceryl-3 Methylglucose Distearate
Roles: Emollient, Emulsifying, Surfactant
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Dimethicone
Roles: Skin conditioning, Antifoaming, Emollient
Silicones
Dimethicone is the most popular silicone. It makes the skin softer and forms a film adding smooth and silky feeling. This film not only improves how the skin feels but also works as a protective barrier. It also improves the visual appearance of your skin by filling small wrinkles. That's why some people think dimethicone removes wrinkles. Actually, it does not. It's just a visual effect.
One of the most important characteristics of this component is that it helps to spread other ingredients evenly on the surface to provide good coverage. It's very important because you want all your skin cells to receive an equal proportion of the components.
Dimethicone is considered as safe, but remember that it is rather difficult to wash off! This may lead to clogged pores and acne if you use it too often and don't wash off quite well.
Cetearyl Alcohol is used mostly for formulation purposes. It’s a very good emulsifier and emulsion stabilizer. It helps the ingredients mix better and it makes the product spread on your skin evenly. It also makes the product thicker. It doesn’t belong to harmful alcohols and it will not dry your skin.
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Butyrospermum Parkii (Shea) Butter
Roles: Skin conditioning, Viscosity controlling
UV Protection
Moisturizing
Anti-aging
Malassezia unsafe
Shea Butter is a great natural moisturizer everybody knows about. And it’s popular for a reason. It contains 5 essential fatty acids (palmitic, stearic, oleic, linoleic, and arachidonic), vitamins (A, D, E, F), and catechins, which are antioxidants. It moisturizes the skin and protects it from UV, cold, and other negative factors. It can be used on its own and will not harm your skin even in very high concentrations.
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Glyceryl Stearate SE
Roles: Emulsifying, Surfactant
Moisturizing
Softening
Comedogenic rating [ 3 ]
Bad for oily skin
Glyceryl Stearate SE is a nice moisturizing ingredient. It hydrates the upper layers of the skin and fills small wrinkles. In haircare products, it's used for making hair softer.
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Fragrance
Roles: Deodorant, Fragrance, Masking
Fragrances
Fragrance is a mix of chemical ingredients (usually 20-30 chemicals but up to 200 sometimes) that help the product to smell better. It can hide many bad things. Synthetic fragrances may contain many different chemicals, but manufacturers don’t want to reveal each of them for some reason and hide them behind the word "Fragrance".
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Carbomer
Roles: Emulsion stabilizer, Gel forming, Viscosity controlling
Moisturizing
Carbomer is used for formulation purposes. It helps to control the viscosity and flow of a product. It’s considered safe but only if it’s well purified. Poorly purified carbomers may contain benzol which may lead to irritation.
Xanthan Gum is used as a thickener or rheology modifier and emulsion stabilizer. It doesn’t provide any notable skin-related effects and is used mostly for formulation purposes. It makes the product’s texture smooth and even. It’s a naturally-derived thickener. Notable fact: it can also be found in the food you eat every day, so it is 100% safe.
Caprylyl Glycol is a vey popular skincare ingredient. It makes the product spread better and feel better on your skin. It’s a preservative and it improves the effect of other preservatives. It’s also a humectant which helps to retain water. It’s good for keeping your skin in good shape. But manufacturers use it as a supporting component rather than the main one.
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Glyceryl Caprylate
Roles: Emollient, Emulsifying, Surfactant
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Disodium EDTA
Roles: Chelating, Viscosity controlling
Disodium EDTA is an emulsion stabilizer and chelating agent. It deactivates the metal ions preventing them from reacting with other active ingredients. It improves the stability of a cosmetic formula and keeps the product’s consistency, texture, and pH unchanged. It doesn’t have any skincare effects and is used for formulation purposes only.
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Ethylhexyl Glycerine
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Potassium Hydroxide
Roles: Buffering
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Benzyl Benzoate
Roles: Antimicrobial, Fragrance, Masking, Solvent
Allergens
Benzyl Benzoate is a potentially harmful fragrance ingredient. It's one of the “EU 26 fragrances” that has to be labeled separately because of allergen potential. It's a good idea to avoid this component if you have sensitive skin.
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Hexyl Cinnamal
Roles: Fragrance, Masking
Allergens
Hexyl Cinnamal is a fragrance component that gives the product pleasant cinnamon and light jasmine aroma. It’s also used to enhance other fragrances. It’s considered a skin sensitizer and manufacturers have to call out this component on an ingredient statement.
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Linalool
Roles: Deodorant, Fragrance, Masking
Allergens
Linalool gives the product a nice and fresh lavender scent. It can be found in many essential oils. It oxidizes during air exposure and becomes allergenic. It can lead to irritation causing problems for people with sensitive skin. The threat is even higher if the product was opened several months ago. In such products, more Linalool is oxidized.
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Limonene
Roles: Fragrance
Antiseptic
Allergens
Limonene provides a nice and fresh citrus scent. It can be found in many plants. It's used in cosmetics because of its low price and pleasant smell.
Phenoxyethanol is one of the most popular preservatives. It kills bacteria and makes the product live longer. Manufacturers like this ingredient because it can dissolve in any liquid, even in oils.
Another purpose of this component is the fixation of aromas in perfumery. Phenoxyethanol is also used as a strong antiseptic and a good antibacterial agent. It is widely used in dermatological cosmetics alongside natural antiseptics such as chamomile, sage, and calendula.
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TocopherolAntioxidant
Roles: Skin conditioning, Fragrance
UV Protection
Anti-aging
Regeneration
Comedogenic rating [ 3 ]
Good for dry skin
Tocopherol is one of the most popular active ingredients in cosmetics. It’s a brilliant component. It's a form of Vitamin E and it does help the skin and hair a lot. It conditions the skin, strengthens its barrier, protects it against harm, and makes the tone even. It also helps your skin and hair to resist the sun. It’s safe but can irritate sensitive skin sometimes. Pay attention to concentration!
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Maltodextrin
Roles: Skin conditioning, Binding, Emulsion stabilizer, Film former, Hair conditioning
Maltodextrin is an organic sugar derived from corn, rice, or potato. It is a multipurpose ingredient. It is a skin softener, absorbent, and film-forming agent. But mostly it’s used because of its viscosity-controlling effect. It makes the product feel even. It is ruled safe by CIR for use in cosmetics.
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Sodium Benzoate
Roles: Fragrance, Masking, Preservative
Antifungal
Antiseptic
Sodium Benzoate doesn’t have any great skincare effects and is used for formulation purposes. It’s a corrosion inhibitor, fragrance ingredient, and preservative. It is not a broad-spectrum preservative and it’s used with other preservatives for good efficiency. It’s safe, but people with eczema or a history of skin allergies should use this component with attention.