Most extracts of horny goat weed these days are extracted using the means of various alcoholic solvents, this is the only way of extracting pure forms of effective horny goat weed. The key flavonoid contained within horny goat weed is known as icariin. The extraction of icariin is very important and the most efficient way of extracting icariin is through a combination of both alcohol and water-extraction based methods.
60% icariin horny goat weed is the most potent and effective horny goat weed currently on the market to the public without a prescription. Epimedium of this purity takes a lot of time to produce and so is very expensive, however it is the strength required if one is to rely on Horny Goat Weed as their natural remedy for erectile dysfunction.
The finest epimedium supplement available on the market at the moment is Icariin 60™ by World A.B.S. This extract is very pure and because of it's unique icariin consistency it has become the supplement of choice for bodybuilders as there pre-workout nitric oxide booster supplement.
To conclude, the extraction of horny goat weed matters more than anything and if your looking for an average product then go for the 10% to 20% range of extracts, but if you want something that produces outstanding results then there is no other option than the full 60% icariin strength of Horny Goat Weed extract.