Lanolin, hydrogenated, ethoxylated (70 mol EO average molar ratio)
CAS #
68648-27-1
Form
Liquid
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.
Cleansing Surfactant
Emulsifier
Removes Impurities
Mixes Oil & Water
Traditional Use
Lanolin, derived from sheep's wool, has been used since ancient times as an emollient and water-binding agent. The PEG-70 version was developed in the 20th century to make lanolin more water-soluble and suitable for modern formulations.