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Is Sodium Mercaptobenzimidazole Sulfonate vegetarian?

Sodium Mercaptobenzimidazole Sulfonate

Vegetarian Vegetarian
Vegan Vegan

Sodium Mercaptobenzimidazole Sulfonate is a synthetic organic compound, the sodium salt of a thioxo-benzimidazole sulfonic acid, used in cosmetic formulations, often as a corrosion inhibitor or stabilizer.

Also known as 1H-Benzimidazole-5-sulfonic acid, 2,3-dihydro-2-thioxo-, sodium salt (1:1), 1H-Benzimidazole-5-sulfonic acid, 2,3-dihydro-2-thioxo-, sodium salt (1:1),Sodium 2,3-dihydro-2-thioxo-1H-benzimidazole-5-sulphonate, Sodium 2,3-dihydro-2-thioxo-1H-benzimidazole-5-sulphonate
INCI name Sodium Mercaptobenzimidazole Sulfonate
CAS number 53918-03-9
EC number 258-862-0
CosIng ID 98899
Last reviewed 9 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

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