If you are hungry but cannot eat anything, you have a loss of appetite, which means that your appetite has decreased. The stomach is the main organ of circulation and descent, and the gastric energy needs to be unobstructed and needs to descend in order to maintain normal function. The spleen is the master of transportation, presiding over the digestion and absorption of food, and the transfer and distribution of water and grain essence, while the liver is the master of drainage and smoothness, promoting the transportation function of the spleen and stomach. Problems in any of the three aspects will affect appetite, so loss of appetite is mostly seen in gastrointestinal and hepatobiliary related diseases, chemotherapy drugs and neurogenic causes. Patients show epigastric discomfort, gastroparesis, abdominal distension and fullness, hunger but do not think about eating, abdominal noisy feeling, specific implementation of the following etiology: 1, organic diseases, acute and chronic inflammation of the stomach, ulcers; 2, functional diseases, gastrointestinal power disorders, plant nerve dysfunction, diet, emotions, psychology, poor living habits and other factors related to, such as gastrointestinal power deficiency, stressful life affects Autonomic nerves, so that the gastric mucosa vasoconstriction, gastrointestinal function disorders. 3, reflux esophagitis, liver and gallbladder disease resulting in spleen and stomach transport dysfunction, liver gas offending the stomach, etc. 4, long-term consumption of certain drugs, affecting the gastrointestinal function, resulting in loss of appetite.