Ingredient Dictionary

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

Functional / Support

Stearalkonium Hectorite

The clay derivative that stops pigments from sinking.

Functional / Support

Stearamidopropyl Dimethylamine

The silicone-free detangler.

Functional / Support

Steareth-2

The reliable, heavy-duty mixer.

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.