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Is Sodium Hydrosulfite vegan?

Sodium Hydrosulfite

Vegan Vegan
Vegetarian Vegetarian

Sodium Hydrosulfite, also known as sodium dithionite, is a white crystalline synthetic salt used as a reducing agent and bleaching agent. It decomposes in hot water and acidic solutions.

Also known as Sodium Dithionite
INCI name Sodium Hydrosulfite
CAS number 7775-14-6
EC number 231-890-0
CosIng ID 37889
Last reviewed 4 July 2026

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

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