Botanical Index No. 518

Horny Goat Weed, Barrenwort, Yinyanghuo

epimedium spp.

Medicinal Actions

Analysis pending research update.

General Dosage

3–12 g shoots/day, or 1–3 g shoots concentrated 4:1 powder. Food farmacy, “young plants and young leaves are parboiled, steeped, and then eaten in soups, cooked or oil roasted. Plants are also dipped into liquor.”

Safety & Contraindications

Class 2d. Not for long term use; possibly causing dizziness, dry mouth, nosebleed, thirst, and vomiting. In very large doses may cause respiratory arrest and hyperreflexia, to the point of mild spasms. Not covered. Contraindicated when there is a tendency toward hypersexuality and wet dreams. LD50 total flavonoids 2850–3230 ipr rat.

!