thus its common name - Horny Goat Weed. Apparently the name horny goat weed came from a goat herder. Legend has it that he noticed his goats becoming more sexually active after eating the plant. Supplement companies have jumped on this provocative name by which it is known in the United States. In contrast to most, the makers of Vimax Pills have resisted this temptation and simply list the product with it's proper name - Epimedium Sagittatum.