Last reviewed May 2026 · 1 min read
Is Potassium Sulfate vegan?
Also known as: E515, Arcanite
E-number: E515
Vegan
Suitable for a vegan diet.
Yes — It is a naturally occurring mineral produced from mineral deposits.
01 · The basics
What is Potassium Sulfate?
A mineral salt used as a fertilizer and occasionally as a firming agent in food.
02 · The source
Where it comes from
It is a naturally occurring mineral produced from mineral deposits. It is vegan.
03 · Alternatives
Best vegan alternatives
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Frequently asked
FAQ
Is E515 vegan?
Yes, it is mineral-based.
Commonly found in
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