Last reviewed May 2026 · 1 min read

Is Calcium Citrate (E333) vegan?

Also known as: E333

E-number: E333

Vegan

Suitable for a vegan diet.

See all vegan ingredients →

In short

Yes — Synthetic salt of citric acid.

01 · The basics

What is Calcium Citrate (E333)?

An acidity regulator and firming agent.

02 · The source

Where it comes from

Synthetic salt of citric acid. 100% vegan.

Frequently asked

FAQ

Is E333 vegan?

Yes.

Commonly found in

Canned vegetables
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