There are no studies showing that tempeh has harmful effects or side effects. However, tempeh is cool in nature, and symptoms such as abdominal pain, diarrhea, and gastric discomfort may occur if it is taken for a long period of time or if it is not the right medicine. Tempeh is bitter, pungent and cool in nature, and enters the lung meridian and stomach meridian. It has the efficacy of relieving symptoms, removing vexation, and promoting the development of depressed heat, and can be used to treat wind-cold flu, wind-heat cold, the first signs of a warm disease, chest vexation, deficiency vexation (the vexation caused by deficiency heat in the body) and insomnia, heat-depleted headache, toothache, and bone vapor vexation and heat (vexation and sultriness), and so on. In addition, this product can also be used to treat Yangming warm disease, summer filth and dampness, cholera and vomiting, pediatric chancre (a kind of children’s chronic disease, manifested as emaciation, dietary anomalies, abdominal distension, thinning and yellowing of hair), ringworm and other diseases. The adverse reactions and contraindications of this product are not clear. After the occurrence of discomfort should promptly seek medical treatment, under the guidance of physician’s diagnosis and selection of medication, do not self-medication, in order to avoid delays in the condition.