Is Calcium Guanylate vegan?

Calcium Guanylate

Unconfirmed

Calcium guanylate is the calcium salt of guanylic acid (GMP), used as a flavour enhancer in food products. It can be derived from yeast extract or animal sources such as fish, or produced via fermentation.

Also known as Calcium 5'-guanylate, Calcium GMP, Guanylic acid calcium salt
E number E629
Last reviewed 22 April 2026

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