Last reviewed May 2026 · 1 min read
Is PEG-40 Hydrogenated Castor Oil vegan?
Also known as: PEG-40
Vegan
Suitable for a vegan diet.
Yes — It is made from castor oil (plant) and ethylene oxide (synthetic petrochemical).
01 · The basics
What is PEG-40 Hydrogenated Castor Oil?
A synthetic mixture of polyethylene glycol and castor oil used to dissolve fragrances into water.
02 · The source
Where it comes from
It is made from castor oil (plant) and ethylene oxide (synthetic petrochemical). 100% vegan.
03 · Alternatives
Best vegan alternatives
Polyglyceryl-4 Caprate
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Frequently asked
FAQ
Is PEG-40 Hydrogenated Castor Oil vegan?
Yes, it is plant-derived and synthetic. (Always check if the brand is cruelty-free).
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