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Is Tetrahydroxybutyl Timonacic vegan?

Tetrahydroxybutyl Timonacic

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Tetrahydroxybutyl Timonacic is a synthetic heterocyclic thiazolidine compound, an ester derivative of timonacic (thioproline), used in cosmetic formulations.

Also known as Tetrahydroxybutyl Timonacic (INN),4-Thiazolidinecarboxylic acid, 2-(1,2,3,4-tetrahydroxybutyl)-
INCI name Tetrahydroxybutyl Timonacic
CAS number 17087-36-4
CosIng ID 89866
Last reviewed 9 July 2026

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

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