Steareth-1 is the polyethylene glycol ether of Stearyl Alcohol
Effective at 11.51%
CAS #
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See origin →
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Surfactant Cleansing
Surfactant Emulsifying
Traditional Use
A modern polyethylene glycol ether of stearyl alcohol created in the 20th century as an emulsifier and surfactant to improve the texture and stability of cosmetic formulations.