Tongkat Ali, scientifically known as Eurycoma longifolia, is a plant native to the rainforests of Southeast Asia. Recognized for its potential health benefits, Tongkat Ali is often used as a dietary supplement, particularly in the form of extracts with a concentration ratio of 200:1, indicating the extraction method. The primary interest in Tongkat Ali lies in its potential effects on sexual health and overall well-being. Traditionally, the plant has been used in folk medicine to boost libido and support male sexual performance. It is believed that Tongkat Ali may influence testosterone production, a key hormone playing a role in sexual function, muscle building, and general well-being. The 200:1 concentration ratio in Tongkat Ali extracts refers to the extraction process, where 200 kilograms of the plant are used to obtain 1 kilogram of extract. This high concentration aims to intensify the bioactive compounds, including Eurycomanone and Quassinoid compounds, associated with the observed effects of Tongkat Ali. An area where Tongkat Ali has gained increasing interest is in supporting testosterone levels. Some studies suggest that Tongkat Ali may boost testosterone production and increase free testosterone levels in the body. Free testosterone is the biologically active form of the hormone and plays a key role in many physiological processes. Apart from potential benefits for sexual health, Tongkat Ali is also valued for its adaptogenic properties. Adaptogens are substances that can help the body adapt better to stress situations and enhance overall resilience. It is important to emphasize that research on Tongkat Ali is still in its early stages, and further studies are needed to better understand the exact mechanisms and optimal applications. Before using Tongkat Ali extracts, it is advisable to consult with a healthcare provider, especially if there are existing health concerns. Overall, Tongkat Ali remains a fascinating herbal product used in traditional medicine and gaining increasing interest as a dietary supplement.