What it is
Ceteth-10 Phosphate is the phosphoric acid ester of ethoxylated cetyl alcohol. In cosmetics it functions as a surfactant and emulsifier that helps blend oil and water phases into a stable formulation. It is commonly chosen for oil-in-water emulsions including lotions and creams.
Safety & warnings
Used as an emulsifier within typical concentrations it is generally well tolerated, though as with many surfactants high levels could contribute to irritation in sensitive skin.
Origin & sourcing
Synthetic; produced by ethoxylating cetyl alcohol and reacting the result with phosphoric acid.
Questions everyone asks
What does Ceteth-10 Phosphate do?
It is a surfactant and emulsifier that helps oil and water blend into a stable cream or lotion.
Is it a natural or synthetic ingredient?
It is synthetic, made by ethoxylating cetyl alcohol and esterifying it with phosphoric acid.