Vegan

E515 is classified as vegan by the local ingredient taxonomy.

Names you may see on a label

Sulfates de potassiumKaliumsulfaatitDraselné síranydraselný síranKaliumsulfateSolfatos di potassioSolfati di potassioKaliumsulfatenSulfatos de potasioKaliumsulfaterSulfatos de potássioSiarczany potasuPotassium sulphatesPotassium sulfatespotassium sulfate

How to verify it

Check that the name refers to this exact ingredient and not a similar additive with a different source.