Is Progesterone vegan?

Progesterone

Unconfirmed

Progesterone is a naturally occurring steroid sex hormone involved in the menstrual cycle and pregnancy. In commercial applications it is typically produced by chemical synthesis from plant-derived steroid precursors such as diosgenin, though it can also be derived from animal sources.

Also known as corpus luteum hormone, Natural progesterone, P4, Pregn-4-ene-3,20-dione, progesterone, Prometrium
CAS number 57-83-0
EC number 200-350-6
Last reviewed 16 April 2026

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