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Is Cantharides vegetarian?

Cantharides

Cantharides, also known as Spanish fly, is a preparation derived from the dried, crushed bodies of the blister beetle Lytta vesicatoria. It contains cantharidin, a toxic irritant, and requires killing the insects for production.

Also known as Cantharis vesicatoria, Spanish fly
INCI name Cantharides
CAS number 92457-17-5
EC number 296-298-7
CosIng ID 28905
Last reviewed 9 July 2026

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

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