Cordyceps sinensis must have two conditions to work on human body: first, it must have enough hyphae, and second, it must not contain harmful impurities. After a large number of clinical studies, it is found that in order to achieve the therapeutic effect, it is necessary to take enough doses, 3 ~ 5 grams a day.
Extended data:
Cordyceps sinensis, also known as Cordyceps sinensis, is a complex of Cordyceps sinensis and hepialidae larvae.
Cordyceps sinensis has many functions. It is a complex of Cordyceps sinensis and sclerotia (larva's corpse). Cordyceps sinensis of Polypodiaceae and Ophiopogonidae parasitizes in alpine meadow soil, which makes the larva's body stiff. Under suitable conditions, a long rod-shaped base is pulled out from the stiff insect's head in summer. ?
References:
Baidu encyclopedia-Cordyceps sinensis