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.
2
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.
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.
4
Propanediol
Roles: Solvent, Viscosity controlling
Moisturizing
Hair conditioning
Propanediol is a good solvent, emollient and humectant. It helps to moisturize the skin and prevent moisture loss. In haircare products, it conditions hair and improves absorption of the product.
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.
6
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.
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.
9
PEG-100 Stearate
Roles: Cleansing, Surfactant
Moisturizing
Softening
Malassezia unsafe
PEG
Peg-100 Stearate is a good emulsifier that makes the ingredients mix nicely. It also makes the skin soft and moisturized. Peg-100 Stearate is also known for its cleansing effect. CIR Expert Panel marked this ingredient as 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.
Propylene Glycol is a useful componet with many positive effects. It’s a very good moisturizer. It helps to deliver ingredients into deeper layers of the skin. It creates a protective layer on the skin preventing water loss. The component is researched very well and doesn’t have notable side effects. It’s used even for making food.
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.
19
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".
20
Anhydroxylitol
Roles: Skin conditioning, Humectant
21
Ethylhexylglycerin
Roles: Skin conditioning, Deodorant
Moisturizing
Softening
Antiseptic
Deodorant
Ethylhexylglycerin makes the skin softer, smoother and more hydrated. It acts deeply but without any heavy or sticky feeling. In haircare products, it works as a conditioner and scalp cleanser. It is safe but only in concentration below 8% in rinse-off products and below 2% in leave-on products. Can be an irritator in higher concentrations. In general, this component is great if you see it somewhere at the bottom of the list.
22
Xylitol
Roles: Skin conditioning, Flavoring, Humectant
Softening
23
Bisabolol
Roles: Skin conditioning, Fragrance, Masking
Softening
Soothing
Lightening
Healing
Antiseptic
Protection
Bisabolol is one of the most effective healing ingredients in cosmetics. It is a great component for reducing inflammation. It contains a lot of Vitamin B5 known as Panthenol, but it acts much better than Panthenol due to its wider effectiveness. It softens the skin and helps to recover skin cells after dryness. It is also a nice protector – it helps to protect the skin from aggressive chemical and physical impact. Bisabolol, Panthenol, and Allantoin are the true saviors and very often you can find all these 3 components mixed in a product for better efficiency.
24
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.
25
Tartaric AcidAHA
Roles: Buffering, Fragrance, Masking
Moisturizing
Cleansing
Anti-aging
Elasticity improvement
Rejuvenation
26
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!
27
Glucose
Roles: Skin conditioning, Flavoring, Humectant
Moisturizing
Elasticity improvement
Nutrifying
28
Tamarindus Indica Extract
Roles: Keratolytic, Smoothing
29
Marrubium Vulgare Extract
Roles: Skin conditioning, Fragrance
30
Lycium Barbarum (Matrimony Vine) Fruit ExtractAntioxidant
Citric Acid is one of the AHAs and it is a super useful component! It’s a great antioxidant. It acts as a soft peeling that removes dead cells and kills bacteria. It becomes even more effective if used with other cosmetic acids. Combined formulations are more active, but can irritate sensitive skin if used too often. The component can also whiten the skin and remove dark areas.
It can be an irritator due to its naturally lower pH level of 2.2. But manufacturers also use it as a pH adjuster so in most cases you will not have any issues.
32
Ficus Carica (Fig) Fruit ExtractAntioxidant
Roles: Emollient, Humectant
33
Malpighia Emarginata (Acerola) Seed Extract
34
Phenethyl Alcohol
Roles: Fragrance, Masking, Preservative
Antifungal
35
Furcellaria Lumbricalis Extract
36
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.
37
Rhododendron Ferrugineum Extract
Roles: Fragrance, Masking
38
Potassium Sorbate
Roles: Fragrance, Preservative
Antifungal
Antiseptic
Potassium Sorbate is a preservative that increases the shelf life of the product. It’s a great alternative to parabens. That's why manufacturers like to use this component. It is safe in concentration of up to 10% but it is used in cosmetics in amounts of 1% or even lower.
39
Sorbic Acid
Roles: Fragrance, Preservative
Antifungal
Sorbic Acid is a very effective synthetic preservative that is used even in food. It’s considered to be safe for use in cosmetic products. It’s great for increasing the shelf life of a product.