CheckVegan

Is Aluminum Hydroxide vegetarian?

Aluminum Hydroxide

Vegetarian Vegetarian
Vegan Vegan

Aluminum hydroxide is an inorganic compound manufactured from bauxite (an aluminium ore) via the Bayer process, which involves dissolving bauxite in sodium hydroxide. It is used in cosmetics as an antacid, opacifier, and as a precursor for other aluminium compounds. Its origin is mineral-derived.

Also known as Aluminium Hydroxide, Aluminium Trihydroxide, Gibbsite, Hydrated Alumina
INCI name Aluminum Hydroxide
CAS number 21645-51-2
EC number 244-492-7
CosIng ID 74215
Last reviewed 16 April 2026

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

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