CheckVegan

Is PEG-9 Castor Oil vegetarian?

PEG-9 Castor Oil

Vegetarian Vegetarian
Vegan Vegan

PEG-9 Castor Oil is the ethoxylation product of castor oil with an average of 9 moles of ethylene oxide. Castor oil is derived from the seeds of the castor plant, Ricinus communis, making this a plant-derived, synthetically modified ingredient.

Also known as Castor Oil Ethoxylated (9 EO)
INCI name PEG-9 Castor Oil
CAS number 61791-12-6
CosIng ID 77486
Last reviewed 4 July 2026

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

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