Cordyceps sinensis contains cordycepin, polysaccharide , ergosterol, Mannitol and 19kinds of amino and some other microelement such as Zn, Sn, Se, etc.. Cordyceps sinensis polysaccharide can adjust immune system, reduce blood pressure, erase side effects after chemotherapy, reduce blood fat, anti-virus, protect lung, kidney tonic , strengthen human body etc