Eating too much greasy nausea and vomiting is considered to be related to dietary factors, disease factors, physiological factors, and can be relieved through a light diet and medication. 1. Dietary factors: Eating too much greasy food can lead to nausea and vomiting, which can be relieved by stopping the use of greasy food and eating a light diet. 2. Digestive system diseases: dyspepsia can cause nausea and vomiting when eating greasy food due to poor digestive function, which can be relieved by using drugs such as domperidone and gastrointestinal tablets; hepatitis, pancreatitis, and cholecystitis can cause nausea and vomiting because of bile secretion disorders, which can’t tolerate greasy food, and thus nausea and vomiting will occur, and can be treated by taking anti-inflammatory cholecystolithiasis tablets, amoxicillin, and metronidazole, and surgery can be performed if necessary. Surgery is feasible if necessary. 3. Physiological factors: women in pregnancy, early pregnancy reaction is obvious, nausea and vomiting after eating greasy food, is a normal phenomenon, it is recommended to eat a light diet, can not be interfered with. The above drugs should be used under the guidance of a professional physician. The appearance of the above symptoms recommend timely medical care, do not blindly use their own medication, if necessary, medical consultation.