Last reviewed May 2026 · 1 min read

Is Calcium Aluminium Silicate vegan?

Also known as: E556

E-number: E556

Vegan

Suitable for a vegan diet.

See all vegan ingredients →

In short

Yes — Synthetic mineral salt.

01 · The basics

What is Calcium Aluminium Silicate?

An anti-caking agent.

02 · The source

Where it comes from

Synthetic mineral salt. 100% vegan.

Frequently asked

FAQ

Is E556 vegan?

Yes.

Commonly found in

Powdered foods
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