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Is Mercaptophenylboronic Acid vegetarian?

Mercaptophenylboronic Acid

Vegetarian Vegetarian
Vegan Vegan

Mercaptophenylboronic Acid is a synthetic organic boronic acid compound containing a thiol group, used in chemical and cosmetic formulations.

Also known as Boronic acid, B-(4-mercaptophenyl)-
INCI name Mercaptophenylboronic Acid
CosIng ID 99103
Last reviewed 9 July 2026

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

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