Ingredient Dictionary

Browse our entire database of scientifically-backed cosmetic ingredients. Uncover the chemistry behind your favorite skincare products.

Functional / Support

Steareth-20

The high-HLB emulsion stabilizer.
Functional / Support

Steareth-21

The hydrophilic partner to Steareth-2.
Functional / Support

Stearic Acid

The rich fatty acid that gives creams their structure.
Functional / Support

Stearyl Alcohol

The heavy-duty thickener for rich moisturizers.
Emollient

Stearyl Dimethicone

The silicone that acts like a botanical butter.
Emollient

Stearyl Dimethonium Methicone

The heavy-duty, barrier-protecting silicone wax.
Soothing / Anti-Inflammatory

Stearyl Glycyrrhetinate

The deeply penetrating licorice derivative.
Emollient

Stearyl Heptanoate

The soft-melting, protective lipid.
Active Ingredients

Stevia Rebaudiana Leaf/Stem Extract

The sweet leaf that mimics Vitamin A.
Soothing

Styrax Japonicus Branch/Fruit/Leaf Extract

Botanical extract.
Viscosity Control

Styrene/VP Copolymer

Opacifying agent.
Exfoliant

Subtilisin

The high-tech bio-exfoliant.