Tongkat Ali is a natural supplement that boosts athletic performance and improves testosterone levels. This herbal supplement is extracted from the Eurycoma longifolia tree-shrub found in Southeast Asia. Parts of the root and bark are used in traditional herbal remedies for infections, fevers, anti-ageing, hormonal imbalances, male infertility, erectile dysfunction, libido issues, low energy and weight loss. This potent herbal remedy enhances the levels of testosterone in the body. It is rich in flavonoids, alkaloids, and other compounds that are antioxidants that help repair damage at the cellular level.