Too much about Cordyceps is unsubstantiated. This literature is written to sell so-called medicines to potentially vulnerable people with serious diseases. On the other hand, there is convincing scientific information that indicates significant pharmacological properties which are worth assessing (see Table 1). The present large review undertakes this task and deals with papers that use the name Cordycepssometimes in its most general sense, especially when the revision of Sung et al. (2007) is considered. There follows an extended introduction to the topic.