Long Jack Root Powder

Eurycoma longifolia (commonly called tongkat ali, pasak bumi, or longjack) is a flowering plant in the family Simaroubaceae. It is native to Indochina (Cambodia, Laos, Malaysia, Myanmar, Thailand and Vietnam) and Indonesia (the islands of Borneo and Sumatra), but has also been found in the Philippines. The plant is a medium-sized slender shrub that can reach 10 m (33 ft) in height, and is often unbranched. The root of the plant has been used in folk medicine of the South East Asian region, and in modern times has common use as supplements, as well as food and drink additives.Many purported health benefits have been attributed to Eurycoma longifolia. In Indonesia and Malaysia, E. longifolia has been widely commercialized. Its root, which is highly bitter, has been used as the basis for supplements, as well as food and drink additives. In the US, the extract has self-affirmed generally recognized as safe (GRAS) status, as an ingredient.There have been papers published, including a randomized, double blind, placebo controlled, parallel group study, clinical trial of 109 males, and funded in part by Biotropics Malaysia Berhard, which showed significant improvements in libido, sexual performance, satisfaction, physical performance, sperm volume and sperm motility. There has also been a clinical study by University of Malaya reported in 2021 on the effect of E. longifolia on increasing testosterone in young men, and one by the Santa Catarina State University in Brazil on the effect of E. longifolia on muscle strength and cardiorespiratory fitness.