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Is Sodium Sesquicarbonate vegetarian?

Sodium Sesquicarbonate

Vegetarian Vegetarian
Vegan Vegan

Sodium Sesquicarbonate is a double salt of sodium bicarbonate and sodium carbonate with a needle-like crystal structure, produced mineralogically or synthetically and used as a mild alkali and cleansing agent.

Also known as Trisodium hydrogendicarbonate
INCI name Sodium Sesquicarbonate
E number E500(iii)
INS number 500(iii)
CAS number 533-96-0
EC number 208-580-9
CosIng ID 38055
Last reviewed 14 July 2026

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

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