Results: Extraction ofcordyceps militaris mushroom by ethanol solvent (EtOH) at concentrations: 300; 600 and 900gave the extraction efficiency: 54.95%; 42.23%; and 36.18% respectively; adenosine content: 1.2 mg / g; 0.24 mg / g and unidentified, respectively; average content of cordycepin (mg / g): 1.88 mg / g; 1.69 mg / g and 1.73 mg / g, respectively.