Last reviewed May 2026 · 1 min read

Is Calcium Inosinate vegan?

Also known as: E633

E-number: E633

Check the Label

Source can be plant or animal.

In short

It depends — Often extracted from fish or meat.

01 · The basics

What is Calcium Inosinate?

A calcium salt of inosinic acid.

02 · The source

Often extracted from fish or meat.

Frequently asked

Is E633 vegan?

Usually no.

Commonly found in

Processed foods

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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