Vegan

E402 is classified as vegan by the local ingredient taxonomy.

Names you may see on a label

Alginato de potássioKaliumalginatPotassium alginateAlginian potasuKaliumalginaattiKaliumalginaattiaAlginate de potassiumsel potassique de l'acide alginiqueAlginan draselný synonymaKaliumalginaatAlginato de potasioAlginato di potassio

How to verify it

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