Eurycoma longifolia is a tall evergreen shrub that is native to Southeast Asia, and its roots are used for medicinal purposes. Malaysians claim that this plant helps in boosting libido and treating erectile dysfunction, according to WebMD. It is a protected species due to its high demand.
The bark and roots of Eurycoma longifolia are used for different health purposes including enhancing athletic performance, increasing male fertility and boosting sex abilities. Eurycoma longifolia is also used to treat headache, fever, ulcers, tuberculosis and high blood pressure. Other conditions include cancer, diarrhea and cough. There is no enough medical evidence to rate the effectiveness of Eurycoma longifolia in treating these conditions, notes WebMD.
The roots of Eurycoma longifolia have chemicals that affect the body differently. Some chemicals affect the production of testosterone in the body. Studies have shown that it may increase testosterone in humans and animals, notes WebMD. Eurycoma longifolia is possibly safe when taken by mouth as directed by a health professional, and there are no known side effects and interactions for this medicine.
There is not enough clinical evidence to give a proper dose for Eurycoma longifolia, notes Drugs.com. However, the lethal dose for mice in which 95 percent of them died was 0.43 g/kg.