Icariin/ Horny Goat Weed/ Epimedium

Appearance: Brown powder

Functions:Icariin, a flavonol glycoside, is an interesting substance found in certain herbs, particularly horny goat weed. known as the botanical name epimedium. Icariin has been studied as a substance that dilates blood vessels and can potentially be helpful in the treatment of erectile dysfunction. Icariin has been found to have phosphodiesterase type 5 inhibitor activity.