Cordyceps sinensis extract, Chinese caterpillar fungus ,according to medical experiment,effective ingredients of cordyceps sinensis is polysaccharide, which are composed by mannose, cordycepin,adenosine,galactose,glucose,fucose, the fact that cordyceps sinensis polysaccharide can enhance the immune function, increase amount of leucocyte, make it suitable for curing the malignant tumor in clinic practice. Phthisic,ED,wet dream ,and reduce the blood sugar etc.