The possible side effects of Long Jack are unknown, so use with caution. Follow all label directions on the product you choose.
See your doctor before using Long Jack products.
Women who are nursing or may be pregnant should avoid the use of LongJack.
How Eurycoma Longifolia Jack works: This supplement that comes from a rainforest plant directly increases testosterone production in the testes by stimulating Leydig cells. These cells produce testosterone from cholesterol. Longifolia Jack also helps release testosterone cells from it's carrier in the blood (SHBG) so it can enter muscle cells to promote growth.
Other names for Logifolia Jack: Ali's Walking Stick, Eurycoma, E. longifolia, Eurycoma Longifolia, Eurycoma Longifolia Jack, Long Jack, Longjack, Malaysian Ginseng, Tongkat Ali.