The side effects and dangers of Yunzhi are not clear, but it needs to be used with caution for pregnant women, people with cold spleen and stomach (spleen and stomach weak and cold), and so on. Yunzhi belongs to a kind of Chinese herbal medicine, which is flat in nature, sweet in taste, and belongs to the heart meridian, liver meridian, and spleen meridian. It has the effects of clearing heat and removing toxins (removing heat and toxins and evil qi from the body), and strengthening the spleen and inducing diuresis (dispelling dampness by strengthening and transporting the spleen). It is mostly used in the treatment of lethargy (tiredness and fatigue), poor appetite (poor appetite) and jaundice due to dampness-heat. This product can be used alone or in combination with other herbs. The side effects and dangers of Yunzhi are not clear. However, Yunzhi needs to be used with caution for pregnant women, those with deficiency of the spleen and stomach (weak and cold spleen and stomach), and women during menstruation, so as not to increase the chances of miscarriage, diarrhea, and menstrual cramps. Therefore, patients are advised to take Yunzhi under the guidance of a doctor. Patients who experience discomfort while taking Yunzhi should seek prompt medical attention to avoid increasing the risk of using the drug.