People with superficial evil (evil on the surface of the muscle) should not eat Cordyceps, and those who are allergic to it should not eat it. Cordyceps is the name of a traditional Chinese medicine, which has the effect of tonifying the kidney and benefiting the lungs, stopping bleeding and resolving phlegm, and can be used to treat impotence and spermatorrhea, lumbar and knee pain, and prolonged coughing and wheezing. Cordyceps sinensis is used to treat kidney yang insufficiency, essence and blood deficiency caused by lumbar and knee pain, impotence and spermatorrhea, infertility, etc., with ginseng, antler gelatin, bone marrow, etc.; if the treatment of the lungs and kidneys of the chronic coughing and wheezing, with walnuts, mealybugs, ginseng, etc.; the treatment of tuberculosis and coughing, hemoptysis and sputum, can be with the Department of the Lily, Lily of the valley, and the white and so on. Cordyceps should be taken under the guidance of a doctor, avoiding self-medication. If you have any discomfort during the medication, you should stop using it in time and go to the hospital.