Is Polyoxyethylene (20) sorbitan monooleate vegan?

Polysorbate 80 is also known as Polyoxyethylene (20) sorbitan monooleate.

A polyoxyethylene sorbitan ester produced by the ethoxylation of sorbitan monooleate, widely used as an emulsifier and solubiliser in cosmetics, food, and pharmaceuticals. The oleic acid component may be sourced from animal or plant fats.

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