Last reviewed May 2026 · 1 min read

Is Dipotassium Guanylate vegan?

Also known as: E628

E-number: E628

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Source can be plant or animal.

In short

It depends — Can be plant or fish-derived.

01 · The basics

What is Dipotassium Guanylate?

A potassium salt of guanylic acid.

02 · The source

Can be plant or fish-derived.

Frequently asked

Is E628 vegan?

Verification needed.

Commonly found in

Low-sodium snacks

A thick liquid or powder made from the contents of yeast cells, used as a flavor enhancer.

An amino acid used as a flavor enhancer to provide an umami taste.

The potassium salt of glutamic acid, used as a lower-sodium alternative to MSG.

Keep exploring

A sweet, syrupy liquid used as a humectant in foods and cosmetics.

A dough conditioner used in commercial bread baking.

A common mineral used as a white food coloring, an anti-caking agent, and a calcium supplement.

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