Methyloxirane, polymer with oxirane, dimethyl ether (17 mol EO, 4 mol PO average)
Effective at 3.5%
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Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A modern synthetic solvent and conditioning agent developed for the cosmetics industry in the late 20th century. Created to improve ingredient solubility and product texture in contemporary formulations.