What is Tongkat Ali (Eurycoma Longifolia) or Malaysian Ginseng Long Jack? Tongkat Aliis from a small tree in Malaysia and Indonesia. It is used as a relief for a variety of ailments and locals in Southeast Asia are convinced that it can improve desire and sexual initiation. Tongkat Ali is Asia's number one libido tonic and has been used for centuries as a very potent aphrodisiac for fatigue, loss of sexual desire and impotence. It has been shown to enhance sexual prowess and Keto extra virility as well as increase strength and power during sexual activity. By increasing androgenic effects and dramatically increasing testosterone, Tongkat Ali increases sexual arousal and motivation and frequency of sexual activity. This supplement supports a long term overall healthy sexual drive and function in men and enhances the rigidity of erections.