The effective ingredient of Cordyceps,which derived especially from Qinghai-Tibet Plateau of China , is high quality restorative for both kedney and lung. Ginseng is derived from 4 to 5 year-old high quality cultivated ginseng roots and are especially high in ginsenosides (5% minimum), the active measurable components in ginseng. The combination of both will bring you very satisfactory and healthy lifesyle.