Lingzhi is mainly used in traditional Chinese medicine to tonify and calm asthma, and is contraindicated. It should not be consumed by patients with solid evidence, as it may aggravate the condition. The initial onset of external infection should be promptly dispersed, and the application of Lingzhi may encourage the evil energy and lead to aggravation of the condition. In addition, before and after surgery and hemorrhage patients should not take Ganoderma lucidum, which is a strong inhibitor of platelet aggregation, suffer from bleeding disorders and bleeding tendency, not only does not have the effect of nourishing the body, but also affect human health; 2, dosage: If Ganoderma lucidum is taken internally or in wine, the dosage should be controlled and should not be taken continuously for more than three months. A large number of long time to take Lingzhi may be deficient in tonic, resulting in various aspects of the body problems, and even toxic side effects, which may lead to death; 3, food compatibility: such as pine eggs, chili, lemon, etc., taken together can not play a proper therapeutic role, but may also affect health.