Is E131 vegan? Sources and aliases

Vegan

E131 is classified as vegan by the local ingredient taxonomy.

Names you may see on a label

Blu patentato vblu patentatoblu patentato E 131Patentblau VPatentblaupatentblau E 131Azul patentado VAzul patente vAzul sulfánPatentblauw vPatentblauwPatentblått vE 131Patenttisininen vPatenttisininenCI 42051Bleu patenté Vbleu CI n°5bleu patenté E 131Patentní modř vBłękit patentowy vсиний патентованный VСиній патентований VPatent blue vFood Blue 5Sulphan BlueAcid Blue 3L-Blau 3C-Blau 20Sky Blue

How to verify it

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