Cordyceps was once an extremely rare and expensive mushroom, 'Wild Ophiocordyceps sinensis'. Chinese athletes have broken world records at National and internation sporting events with the supplementation of this potent fungus. 
Today, Cordyceps militaris is culivated by fermenting mycelium, to produce to the CS-4 strain. Traditionally, this pure mushroom has been used to treat the heart, liver, kidneys and lungs as well as fatigue and general weakness.

Active benefits may include: Improved respiratory function, oxygenation of the body via blood, increased vitality, enhanced libido, immune boosting. 

This mushroom is a 1:1 dried powder free of starch and fillers.