Tongkat Ali (Eurycoma Longifolia Jack) has been commonly prescribed in Malay & Asli’s herbal medicine as a febrifuge and a remedy for intermittent fever (malaria), ulcer, and as an aphrodisiac for men. Tongkat Ali is in the Superior Class of herbs having powerful and numerous benefits in the system. Benefits of Tongkat Ali : Improve immune system, improve physical and mental performance, improve testosterone, enhance energy level, endurance, and stamina, reduce mental fatigue and exhaustion, tone skin and muscle.