Tangerine is the fruit of tangerine in the family of Rutaceae, and Chenpi is the dried and matured peel of tangerine and its cultivated varieties in the family of Rutaceae, so Chenpi is the peel of tangerine picked from matured fruits, peeled off, and dried in the sun or dried at low temperature. Chenpi is warm, bitter and dry, pungent and aromatic, and enters the spleen and stomach, with the effect of regulating qi and strengthening the spleen (regulating qi and strengthening the spleen), drying dampness and resolving phlegm (removing phlegm in the body with dampness-drying medicines), and it is a good product for treating poor appetite and vomiting and diarrhea, and stagnation of spleen and stomach qi, and it is suitable for the discomfort of cold and dampness stagnation of the middle Jiao, and distension of the epigastrium (abdomen), and other discomforts. It should be noted that Chenpi is warm and bitter in nature, and warmth can help heat, so those who have solid heat inside and a red tongue with little fluid should use this medicine with caution. If the above symptoms occur, one should consult a doctor in time and should not use Chen Pi alone.