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Is Calcium Ascorbate vegan?

Calcium Ascorbate

Vegan

Calcium Ascorbate is the calcium salt of ascorbic acid (vitamin C), used as an antioxidant and vitamin C source in food and cosmetic products. It is typically produced by reacting ascorbic acid with calcium carbonate or calcium hydroxide.

Also known as Ascorbic acid calcium salt, Calcium di-L-ascorbate, Calcium L-ascorbate, Calcium vitamin C, L-ascorbic acid, calcium salt (2:1), Vitamin C calcium salt
INCI name Calcium Ascorbate
E number E302
CAS number 5743-27-1
EC number 227-261-5
CosIng ID 55175
Last reviewed 22 April 2026

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