CheckVegan

Is PEG-6 Undecylenate vegetarian?

PEG-6 Undecylenate

Vegetarian Vegetarian
Vegan Vegan

PEG-6 Undecylenate is the ester of undecylenic acid (derived from castor oil) and polyethylene glycol (6 moles ethylene oxide), used as a surfactant and antimicrobial agent in cosmetics.

INCI name PEG-6 Undecylenate
CAS number 83-79-4
CosIng ID 77212
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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