Humectant

Methoxy Peg-100

INCI: METHOXY PEG-100

Reviewed by Kate · Last updated 18 Aug 2026

What Is Methoxy Peg-100?

Methoxy Peg-100 (INCI: METHOXY PEG-100) is a cosmetic ingredient listed in the EU CosIng inventory. Poly(oxy-1,2-ethanediyl), .alpha.-hydro-.omega.-methoxy- (100 mol EO average molar ratio).

Its declared cosmetic functions are humectant and solvent.

Source: European Commission CosIng inventory.

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