Tongkat ali, also known as longjack, is a natural supplement derived from the roots of the green shrub tree Eurycoma longifolia, native to Southeast Asia. It may potentially aid in the treatment of sexual dysfunction, malaria, high blood pressure, anxiety, intestinal worms, diarrhea, aging, itching, dysentery, constipation, exercise recovery, fever, diabetes, cancer, jaundice, lumbago, indigestion, leukemia, aches and pains, syphilis, and osteoporosis.
