E315 (Erythorbic acid) is a chemical compound, a natural acid very similar to ascorbic acid in that it is a stereoisomer of ascorbic acid.

What it is used for and where

Food

Ingredient listed in the European food additives list as E315, antioxidant.

Cosmetics

Antioxidant agent. Ingredient that counteracts oxidative stress and prevents cell damage. Free radicals, pathological inflammatory processes, reactive nitrogen species and reactive oxygen species are responsible for the ageing process and many diseases caused by oxidation.

CAS    89-65-6

EC number    201-928-0