Glycine Soja (Soybean) Protein is a cosmetic ingredient used as emulsifying, hair conditioning, skin conditioning. Rated low hazard by EWG. Assessed as safe by the CIR.
CAS #
9010-10-0
Form
Powder
See origin →
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Conditions Hair
Conditions Skin
Emulsifier
Anti-Aging Benefits
Antioxidant Protection
Reduces Inflammation
Softens and detangles hair
Mixes oil and water
Traditional Use
Soybeans have been a dietary staple in East Asian traditional medicine for thousands of years. Isolated soy protein became popular in modern skincare during the 1990s-2000s as a plant-based alternative to collagen for promoting skin smoothness and elasticity.