Last reviewed May 2026 · 1 min read
Is Polyoxyethylene (40) Stearate vegan?
Also known as: E431
E-number: E431
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Source can be plant or animal.
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It depends — The stearate part can be animal-derived or vegetable-based.
01 · The basics
What is Polyoxyethylene (40) Stearate?
An emulsifier and stabilizer used in food and cosmetics.
02 · The source
Where it comes from
The stearate part can be animal-derived or vegetable-based. Verification needed.
Frequently asked
FAQ
Is E431 vegan?
Check the stearate source. Likely plant-based in modern use, but not guaranteed.
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E471 (Mono- and diglycerides)
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E481 (Sodium Stearoyl Lactylate)
An emulsifier used to improve the texture of baked goods.
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