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Is Erythorbic Acid vegan?

Erythorbic Acid

Vegan

Erythorbic acid is a stereoisomer of ascorbic acid used as an antioxidant in food processing. Despite being named similarly to ascorbic acid, it is commercially produced by microbial fermentation of sucrose or glucose, not extracted from plant sources.

Also known as D-Araboascorbic acid, D-Isoascorbic acid, Isoascorbic acid
E number E315
CAS number 89-65-6
EC number 201-928-0
Last reviewed 16 April 2026

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