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Is Potassium Ascorbate vegan?

Potassium Ascorbate

Vegan Vegan
Vegetarian Vegetarian

Potassium Ascorbate is the potassium salt of ascorbic acid (vitamin C), used as an antioxidant food additive and cosmetic ingredient. It is produced synthetically and shows strong antioxidant activity.

Also known as Potassium L-ascorbate
INCI name Potassium Ascorbate
E number E303
INS number 303
CAS number 15421-15-5
EC number 239-432-1
CosIng ID 83760
Last reviewed 9 July 2026

An ingredient is considered vegan if it contains no animal-derived components at any point in its production.

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