Horny Goat Weed - Epimedium sagitum. 

Plant part used: Whole Herb

Horny Goat Weed contains unique chemicals which dilate blood vessels and increase blood flow to the penis, thereby improving penis hardness and potency.  The plant has proven to inhibit Phosphodiesterase-5, a naturally occurring body chemical which controls erections. Horny Goat Weed has been clinically proven to alleviate Male Impotence and increase the Production of Semen. Many scientific texts on Chinese herbs and leading medical doctors support the claim that horny goat weed increases Sexual Desire (libido) and Sexual Performance.

Maidenhair Tree - Ginkgo biloba. 

Plant part used: Fresh Leaves

Leaves from the Maidenhair tree are proven to alleviate male impotence where the underlying cause of impotence is impaired Blood Circulation to the erectile tissue. Recent studies have shown that it increases Sexual Desire in people with reduced libidos resulting from the use of Selective Serotonin Reuptake Inhibitors (anti-depressant drugs). In a study conducted at the University of California, Ginkgo was proven to reverse sexual problems in 84% of men who were taking antidepressant drugs such as Prozac.

Ginkgo biloba improves (male) Sexual Performance by enhancing the release of Nitric Oxide from the Endothelium (wall) of the Corpus Cavernosum and Corpus Spongiosum of the penis, thereby facilitating stronger Erections.

Muira Puama - Ptychopetalum sp. 

Plant part used: Outer Bark

Muira Puama, also known as “Potency Wood,” is a small tree that grows to 5 metres high and is native to the Brazilian Amazon and other parts of the Amazon rainforest. The bark of this tree was the subject of a study conducted by the University of California – Los Angeles School of Medicine. The study showed the roots provided a significant improvement in both erectile function and sexual desire. Unsurprisingly, the Amazon natives have been using it for centuries as an aphrodisiac.

The short-term effects of Muira Puama include increasing blood flow to the pelvic area, aiding erections in men. Longer-term use enhances the production of sex hormones. It has no noted side effects although, as with many sexual stimulants, it can marginally raise blood pressure.