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Is Ammonium Alginate vegetarian?

Ammonium Alginate

Vegetarian Vegetarian
Vegan Vegan

Ammonium Alginate is the ammonium salt of alginic acid, derived from brown seaweed, used as a thickener, gelling agent, and stabiliser in food and cosmetic products.

Also known as Alginic acid ammonium salt, Alginic acid, ammonium salt, Ammonium polymannuronate, Ammonium salt of alginic acid
INCI name Ammonium Alginate
E number E403
INS number 403
CAS number 9005-34-9
CosIng ID 74375
Last reviewed 22 April 2026

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

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