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Ingredient Facts
Ceteareth-100
AKA: PEG-100 Cetearyl Ether
Surfactant · Cleansing · EWG: 4
Plant-Derived
Cleanser
Plant Oil
Not Clean
C16-18 alcohols, ethoxylated (100 mol EO average molar ratio)
Effective at 8.02%
CAS #
68439-49-6
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.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Removes Impurities
Cleansing Surfactant
Traditional Use
Developed in the mid-20th century as a synthetic polyethylene glycol-based emulsifier. Created to improve stability and texture in cosmetic formulations, replacing traditional plant-based and animal-derived emulsifiers.