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Is Phosphoric Acid vegan?

Phosphoric Acid

Vegan

An inorganic mineral acid produced by the reaction of phosphate rock with sulfuric acid (wet process) or by burning phosphorus in air. It is used in cosmetics as a pH adjuster and in food as an acidulant.

Also known as o-Phosphoric acid, Orthophosphoric acid
E number E338
CAS number 7664-38-2
EC number 231-633-2
Last reviewed 16 April 2026

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