Ingredient Dictionary

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

Hydrator / Humectant

Soy Amino Acids

The cellular-signaling botanical proteins.
Hydrator / Humectant

Sparassis Crispa Extract

The beta-glucan powerhouse mushroom.
Hydrator / Humectant

Sphingomonas Ferment Extract

The bio-fermented barrier builder.
Active Ingredients

Spilanthes Acmella Flower Extract

The natural, botanical muscle relaxant.
Functional / Support

Spiraea Ulmaria Extract

The sebum-regulating, balancing botanical.
Antioxidant

Spirulina Maxima Extract

The nutrient-dense marine superfood.
Antioxidant

Spirulina Platensis Extract

The nutrient-dense superfood for exhausted skin.
Emollient

Squalane

An ultra-compatible, non-comedogenic oil mimicking skin sebum.
Emollient

Squalene

The natural, but highly unstable, version of Squalane.
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.