CheckVegan

Is 3-Mercaptopropionic Acid vegetarian?

3-Mercaptopropionic Acid

Vegetarian Vegetarian
Vegan Vegan

3-Mercaptopropionic acid is a synthetic organosulfur compound with both carboxylic acid and thiol functional groups, produced from the addition of hydrogen sulfide to acrylic acid, and used in cosmetic and industrial applications.

Also known as 3-Mercaptopropionic acid, 3-MPA, Mercaptopropionic Acid
INCI name 3-Mercaptopropionic Acid
CAS number 107-96-0
EC number 203-537-0
CosIng ID 35237
Last reviewed 9 July 2026

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

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