CheckVegan

Is PEG-100 vegan?

PEG-100

Vegan Vegan
Vegetarian Vegetarian

PEG-100 is a polyethylene glycol polymer derived from ethylene oxide, used in cosmetics as an emulsifier, humectant, and skin conditioning agent. It is produced synthetically from petroleum-derived ethylene oxide.

Also known as PEG 100, Polyethylene Glycol 100
INCI name PEG-100
CAS number 25322-68-3
CosIng ID 77449
Last reviewed 9 July 2026

An ingredient is considered vegan if it contains no animal-derived components at any point in its production.

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