CheckVegan

Is Thioglycerin vegetarian?

Thioglycerin

Vegetarian Vegetarian
Vegan Vegan

Thioglycerin, also known as monothioglycerol, is a synthetic organosulfur compound with the formula HSCH2CH(OH)CH2OH, used as a reducing agent and antioxidant in cosmetics and pharmaceuticals.

Also known as 3-Mercaptopropane-1,2-diol, Monothioglycerol
INCI name Thioglycerin
CAS number 96-27-5
EC number 202-495-0
CosIng ID 38586
Last reviewed 9 July 2026

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

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