The diet for stomach pain and lumbago needs to be based on the specific disease, you need to avoid spicy, cold and other stimulating foods, the diet structure should be reasonable, and avoid high-fat, high-protein foods. Stomach pain and lumbar acidity may exist gastrointestinal diseases, kidney diseases and so on. If gastritis, gastric ulcer and other gastrointestinal diseases, you should eat a light diet, you can choose rice porridge, rotten noodles, egg custard and other easy-to-digest food, vegetables should be soft, avoid spicy, cold and other stimulating food. Such as nephritis, nephrotic syndrome and other kidney diseases, the diet should be less oil and less salt, avoid high fat, high protein diet. For patients with stomach pain and lumbago, it is recommended to go to the hospital in time and be guided by the doctor to have a healthy diet according to the condition.