Cordyceps sinensis: Cordyceps sinensis, common name is caterpillar fungus, Chinese name is Dong Chong Xia Cao. Pereira (1843) reported in the New York Journal of Medicine that C. sinensis has properties similar to those of ginseng, being used to strengthen and rebuild the body after exhaustion or long-term illness. It was also used traditionally for impotence, neurasthenia, backache (Huang, 1993) and as an antidote for "opium poisoning"(Uphof 1968). http://www.shilajeet.com/store/Cordyceps-Mushroom-Powder-5-0-44.html en Sat, 23 Jul 2005 13:11:34 EDT Cordyceps (short for Cordyceps sinensis) is a rare Chinese mushroom that grows naturally on certain species of caterpillars. The cordyceps mushrooms we stock are cultivated through fermentation which means, without caterpillars!Our mushrooms are grown in a quality controlled,hygenic environment that provides the highest level of medicinal constituents available.For thousands of years, cordyceps mushroom have been used by chinese healers as a tonic for sexual vigor and vitality. The cordyceps mushroom reduces the accumulation of lactic acid build up in muscles. As some of you may know, lactic acid is a byproduct of glucose that builds up in muscles during anaerobic exercise (high-intensity exercise like weight-lifting or sprinting). Lactic acid buildup is what makes muscles sore after a hard workout. Cordyceps mushroom supplements may increase athletic performance. http://www.shilajeet.com/store/Cordyceps-Mushroom-Powder-5-0-44.html