Peppercorns are medicinal products, eating Chinese medicine can eat peppercorns, need to decide according to the patient’s disease, if the cold disease, can eat peppercorns under the guidance of a doctor, if the heat or cold disease is not recommended to eat peppercorns. Peppercorns are the dried mature pericarp of green peppercorns or peppercorns of the Brassicaceae plant. The flavor is pungent and warm. It belongs to the spleen, stomach and kidney meridians. It can warm the middle and relieve pain (by warming the spleen and stomach to relieve pain), kill insects and relieve itching. It is used for cold pain in the epigastrium (feeling cold pain in the stomach and abdomen), vomiting and diarrhea, and abdominal pain caused by worms; and externally for eczema and itching in the pubic area. For solid heat syndrome with symptoms such as high fever, irritability or yin deficiency fire (deficiency of yin essence in the body and hyperactive deficiency fire) with symptoms such as hot hands and feet (irritability and sultriness), dry stools and other symptoms should be avoided as much as possible. It is recommended to use the medicine under the guidance of a doctor.