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Is Polysorbate 40 vegan?

Polysorbate 40

Unconfirmed

Polysorbate 40 (E434) is a nonionic surfactant and emulsifier produced by ethoxylation of sorbitan monopalmitate. The sorbitan is derived from plant-based sorbitol, while the palmitic acid component may originate from palm oil (plant) or animal fats. It is used as an emulsifier in food and pharmaceutical applications.

Also known as PEG-20 sorbitan monopalmitate, POE (20) sorbitan monopalmitate, Polyoxyethylene (20) sorbitan monopalmitate, Polyoxyethylene sorbitan monopalmitate, Tween 40
E number E434
Last reviewed 14 May 2026

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