A grumbling stomach after lunch is indigestion. Dietary adjustments, physical therapy treatments, and medications can be used. 1. Food adjustment: cold, stimulating, spicy and greasy food can stimulate the stomach and intestines and cause indigestion. Therefore, diet should try to avoid the aforementioned foods. Eat more well-digested fluids, drink some yam porridge, round-grained rice porridge, pork belly soup and so on. 2. Physiotherapy treatment: you can use a warm water bag to apply hot compresses to the abdomen. You can also use massage to promote gastrointestinal peristalsis, with the palm of the hand to the navel, clockwise rotation massage for about 15 minutes. 3. medication: dyspepsia, you can use gastric stimulants, such as domperidone, cisapride, mosapride and so on. Usually can also be appropriate to take probiotics, such as Bacillus subtilis two or three live bacteria, lactobacillus tablets and so on. After eating lunch stomach rumbling, if there are other uncomfortable symptoms, it is recommended to consult a doctor in a timely manner, clear reasons for symptomatic treatment of drugs should be used in accordance with the doctor’s instructions.