Vegan

E261 is classified as vegan by the local ingredient taxonomy.

Names you may see on a label

Acetato potásicoAcetato de potasioEtanoato de potasioE 261KaliumacetaatCH3COOKKaliumacetatAcetato di potassioKaliumacetateKalium aceticumKaliumasetaattiKaliumasetaattiaAcétates de potassiumAcétate de potassiumDiacétate de potassium127-08-2E-261E261iOctan draselnýDraselná sůl kyseliny octovéEtanoát draselnýAcetát draselnýEthanoát draselnýDraselná sůl kyseliny etanovéDraselná sůl kyseliny ethanovéPotassium acetateOctan potasuацетат калияАцетат каліюAcetato de potássio

How to verify it

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