The building blocks of skincare

Ingredient index

Get to know what goes into a formula. Explore each ingredient’s role, the research that examines it and the products where it appears.

Explore the connections ↗

3,519 ingredients

Ingredients with reviewed research →

Peg-40

PEG-40

Humectant, Solvent

Decyloxazolidinone

DECYLOXAZOLIDINONE

Emollient, Antimicrobial, Plasticiser, Skin conditioning, Surfactant