CheckVegan

Is Equilin vegetarian?

Equilin

Equilin is a natural estrogenic steroid hormone found in the urine of pregnant mares, and is one of the components of conjugated equine estrogens used in hormone replacement therapy.

Also known as 3-Hydroxyoestra-1,3,5(10),7-tetraen-17-one
INCI name Equilin
CAS number 474-86-2
EC number 207-488-6
CosIng ID 81838
Last reviewed 10 July 2026

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

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