Chen Pi is bitter and pungent in flavor, warm in nature and acts on the spleen, stomach and lung channels. It can help to regulate the qi, adjust the middle jiao, invigorate the spleen function, eliminate damp, resolve phlegm and relieve the diaphragm. It is often used for symptoms as stomach bloating and fullness sensation in the chest and epigastrium with nausea, anorexia, belching, vomiting and diarrhea; cough with copious phlegm.