Vegan

E303 is classified as vegan by the local ingredient taxonomy.

Names you may see on a label

Askorbát draselnýL-askorbát draselnýKaliumaskorbaattiKaliumaskorbaattiakalium-L-askorbaattiDiacétate d'ascorbyleL-ascorbate de potassiumascorbate de potassiumAscorbato di potassioKC6H7O6L-ascorbato di potassioKaliumascorbatKalium-L-ascorbatKaliumaskorbatkalium-L-askorbatKaliumascorbaatkalium-L-ascorbaatAscorbato de potasioAscorbato potásicoE 303L-ascorbato potásicoAscorbato de potássioL-ascorbato de potássioАскорбат каліюАскорбат калияAskorbinian potasuL-askorbinian potasuPotassium ascorbatepotassium-L-ascorbatepotassium ascorbate

How to verify it

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