CheckVegan

Is Trioxsalen vegan?

Trioxsalen

Vegan Vegan
Vegetarian Vegetarian

Trioxsalen is a synthetic psoralen derivative used as a photosensitizing agent in PUVA therapy for treating vitiligo and other skin conditions, and structurally related to naturally occurring furanocoumarins.

Also known as 7H-Furo(3,2-g)(1)benzopyran-7-one, 2,5,9-trimethyl-, Trioxysalen
INCI name Trioxsalen
CAS number 3902-71-4
EC number 223-459-0
CosIng ID 82108
Last reviewed 4 July 2026

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

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