Vegan

E315 is classified as vegan by the local ingredient taxonomy.

Names you may see on a label

Erythorbic acidIsoascorbic acidErythorbinsyreIsoascorbinsyreKwas izoaskorbinowy (erytrobowy)Ácido eritórbicoÁcido isoascórbicoIsoaskorbinsyraErythorbinezuurIsoascorbinezuurIso-ascorbinezuurAcido eritorbicoAcido isoascorbicoIsoascorbinsäureErythorbinsäureKyselina erythorbováKyselina isoaskorbováErytorbiinihappoIsoaskorbiinihappoD-araboaskorbiinihappoErytorbiinihappoaIsoaskorbiinihappoaD-araboaskorbiinihappoaAcide érythorbiqueAcide isoascorbiqueAcide D-isoascorbiqueacide araboascorbiqueacide saccharosoniqueeryscorbineCAS 89-65-6

How to verify it

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