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Is Behentrimonium Methosulfate vegetarian?

Behentrimonium Methosulfate

Behentrimonium Methosulfate is a quaternary ammonium compound derived from behenic acid (a C22 fatty acid), used as a conditioning agent in hair care products. Behenic acid may be sourced from plants (e.g. rapeseed) or animal fats.

Also known as 241148-21-0, Docosyltrimethylammonium methyl sulphate
INCI name Behentrimonium Methosulfate
CAS number 81646-13-1
EC number 279-791-1
CosIng ID 74588
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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