Regurgitation of food upward when burping is related to bad eating habits, reflux esophagitis, gastritis, and gastric cancer. Patients are advised to visit a hospital to clarify the cause and give reasonable treatment to improve the symptoms of food upward when burping. Common causes and treatments 1. Bad eating habits: This phenomenon can occur after overeating or eating greasy food. You can massage the abdomen to promote gastrointestinal peristalsis and help digestion. Pay attention to regular diet, eat on time, eight minutes full at each meal, do not eat two hours before bedtime, diet should be light, try not to eat too greasy as well as spicy food to prevent aggravation of the disease; 2, reflux esophagitis: there will be acid reflux, belching symptoms, it is recommended that conservative treatment, can be taken orally to promote gastrointestinal peristalsis as well as inhibit stomach acid drugs, such as domperidone tablets, omeprazole enteric capsules; 3, gastritis: patients with low digestive function can have gastrointestinal gas reversal, leading to food reflux during burping. It is recommended to visit the gastroenterology department and cooperate with the doctor for gastroscopy and H. pylori examination, etc. After diagnosing the cause of the disease, symptomatic treatment is given. Drug treatment includes domperidone, mosapride, etc., together with compound digestive enzymes and stomach-healthy oral solution, etc.; 4. Gastric cancer: Patients may have symptoms such as eating obstruction, epigastric discomfort, fullness and nausea, which may easily cause food reflux. It is recommended to go to gastroenterology or oncology outpatient clinic, and cooperate with gastroscopy, CT examination, etc., and take comprehensive treatment such as medicine, surgery and radiotherapy after confirming the cause. Drugs including omeprazole and metoclopramide tablets can be used; surgical treatment includes radical gastric cancer resection, most of the gastric resection, etc.; chemotherapy drugs such as cisplatin and doxorubicin, etc.; endoscopy and radiation therapy can also be adopted according to the patient’s condition. Pay attention to a reasonable daily diet, do not eat spicy, irritating food and greasy food, such as chili, coffee, tobacco, alcohol, fatty meat, etc., and have a light diet to reduce the burden on the gastrointestinal tract.