I-Tongkat Ali Extract yisityalo esiphuma kwi-polygonatum (igama lesayensi: i-Codonopsis pilosula), isityalo sentsapho yaseRehmannia. Amacandelo ayo aphambili abandakanya i-polysaccharides, i-flavonoids, i-saponins, i-sterols, i-esters, njl. Ezi zithako zikholelwa ukuba zinenkathalo eyahlukeneyo yezempilo kunye nemiphumo yonyango, kubandakanywa ne-anti-oxidation, ukulawulwa kwe-immune, ukulwa nokukhathala, ukuchasana ne-tumor, njl.