Last reviewed May 2026 · 1 min read
Is Potassium Triphosphate vegan?
Also known as: E451ii
E-number: E451ii
Vegan
Suitable for a vegan diet.
In short
Yes — Produced synthetically from minerals.
01 · The basics
What is Potassium Triphosphate?
A potassium salt of triphosphoric acid used as a preservative and sequestrant.
02 · The source
Where it comes from
Produced synthetically from minerals. It is 100% vegan.
Frequently asked
FAQ
Is E451ii vegan?
Yes, it is a mineral-based synthetic salt.
Commonly found in
Cured meatsFrozen fishSodas
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