Tongkat Ali:  any of the other tongkat ali benefits are much easier to identify. Specifically, men have improved sex drive and libido when taking the supplement. Over 12 weeks, men noticed a 8.4-8.7% increase in their libido  Men also benefit from an increase in their erectile health, measured by frequency of erections and delayed ejaculation

Epimedium : It is also  referred to by its active ingredient, Icariin. Icariin is known as a prenylated flavonoid compound and has been shown to exert much of the aphrodisiac effects of Horny Goat Weed. It has also been shown in one rat study to increase hormone.