Longjack has been used traditionally as an aphrodisiac and libido booster. Scientific studies support its use for this purpose and demonstrate that it is effective at boosting sexual function and endurence.1,2,3,4,5,6 , Longjack is believed to stimulate the production of endogenous testosterone and to reduce the levels of bound and metabolically inactive testosterone in the body. It is believed to achieve this feat through the Luteinizing Hormone (LH) pathway. Consequently, users of Longjack commonly report an association between Longjack administration and increased feelings of well-being, increased sex drive, improved joint health, greater recovery from exercise of intense but appropriate duration, improved mental focus, and improved immune system function and reductions in body-fat.