Tongkat Ali Extract yog cov nroj tsuag extract hmoov muab rho tawm los ntawm Polygonatum (lub npe scientific: Codonopsis pilosula), ib tsob nroj ntawm tsev neeg Rehmannia. Nws cov khoom tseem ceeb muaj xws li polysaccharides, flavonoids, saponins, sterols, esters, thiab lwm yam. Cov khoom xyaw no ntseeg tau tias muaj ntau yam kev kho mob thiab tshuaj, nrog rau kev tiv thaiv oxidation, kev tiv thaiv kab mob, tiv thaiv qaug zog, tiv thaiv qog, thiab lwm yam.