Is Ammonium Cocoyl Isethionate vegan?

Ammonium Cocoyl Isethionate

Unconfirmed

Ammonium Cocoyl Isethionate is the ammonium salt of the ester formed from coconut fatty acids and isethionic acid. It is a mild anionic surfactant used in cleansing products; the fatty acid component is typically derived from coconut oil, though similar surfactants can occasionally use tallow-derived fatty acids.

Also known as Fatty acids, coco, 2-sulfoethyl esters, ammonium salts
INCI name Ammonium Cocoyl Isethionate
CAS number 223705-57-5
CosIng ID 31860
Last reviewed 4 July 2026

Sources

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