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Is Inorganic Sulfites and Bisulfites vegetarian?

Inorganic Sulfites and Bisulfites

Vegetarian Vegetarian
Vegan Vegan

Sulfites and bisulfites are inorganic salts containing the sulfite ion, commonly used as preservatives and antioxidants derived from sulfurous acid.

Also known as Bisulphites, Sulphites
INCI name Inorganic Sulfites and Bisulfites
CosIng ID 29471
Last reviewed 9 July 2026

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

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