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 — Derived from inosinic acid, which is frequently obtained from animal sources (fish or meat extract).

01 · The basics

What is Calcium Inosinate?

A calcium salt of inosinic acid, acting as a flavor enhancer.

02 · The source

Derived from inosinic acid, which is frequently obtained from animal sources (fish or meat extract).

Frequently asked

Is E633 vegan?

Likely no, due to its connection to inosinic acid, which is often animal-derived. Verify with the brand.

Commonly found in

Processed foodsInstant soups

A yellowish exudate from the castor sacs of mature beavers.

A flavor enhancer that provides umami taste, common in savory snacks and Asian dishes.

A flavor enhancer commonly found in instant noodles and potato chips.

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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