Last reviewed May 2026 · 1 min read
Is Sodium Ferrocyanide (E535) vegan?
Also known as: E535, Yellow prussiate of soda
E-number: E535
Vegan
Suitable for a vegan diet.
Yes — Produced synthetically.
01 · The basics
What is Sodium Ferrocyanide (E535)?
An anti-caking agent used to keep table salt from clumping.
02 · The source
Where it comes from
Produced synthetically. 100% vegan.
Frequently asked
FAQ
Is E535 safe?
Yes, the cyanide is tightly bound to iron and is not released in the body.
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