A gentle humectant and stabilizer that helps blend ingredients together and keeps the formula smooth and consistent on skin.
CAS #
25322-68-3
Form
Liquid
Plant-Derived
Synthetic. PEG-400 is derived from ethylene oxide, a petrochemical compound belonging to the polyethylene glycol family. It is synthesized through the polymerization of ethylene oxide monomers under catalytic conditions.
Function
Binding | Emulsion Stabilising | Solvent
Benefits
Binding
Emulsion Stabilising
Solvent
Moisturizing
Strengthens Barrier
Anti-Aging
Holds ingredients together
Keeps product blended
Dissolves other ingredients
Traditional Use
A synthetic polyethylene glycol polymer developed in the 1940s-1950s for industrial and pharmaceutical applications. Adopted by cosmetics as a humectant and solvent to improve product texture and hydration.