A traditional Southeast Asian root long associated with male hormonal balance and vitality.
Tongkat Ali (Eurycoma longifolia) is a flowering shrub root native to Southeast Asia, long used in traditional Malaysian and Indonesian medicine.
It anchors AlphaFuel Pro's hormonal-support arm, working alongside Stinging Nettle Root and Wild Yam Root Extract.
Tongkat Ali is one of the more clinically researched natural compounds for male hormonal support, with studies examining its relationship to testosterone levels and vitality markers.
This describes general research on Tongkat Ali itself, not the finished AlphaFuel Pro product, which hasn't been the subject of its own clinical trial. See the full ingredients list or the formula overview for more.