CheckVegan

Is Thiabendazole vegan?

Thiabendazole

Vegan Vegan
Vegetarian Vegetarian

Thiabendazole, also known as tiabendazole or TBZ, is a synthetic benzimidazole compound used as a preservative, antifungal, and antiparasitic agent.

Also known as 1H-Benzimidazole, 2-(4-thiazolyl)-, Tiabendazole
INCI name Thiabendazole
E number E233
INS number 233
CAS number 148-79-8
EC number 205-725-8
CosIng ID 38579
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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