One and a half year old baby indigestion is mostly related to dietary structure, often through dietary adjustments, more exercise, oral medication and other relief. 1. Adjust the diet: diet to increase the content of dietary fiber, such as pumpkin, vegetable juice, fruit juice, etc., drink more water, reduce the content of fat, protein, reduce the burden on the gastrointestinal tract. 2. Do more exercise: Exercise can increase gastrointestinal peristalsis, promote the secretion of digestive juices, and facilitate food digestion and absorption. 3. Oral medication: Oral medication such as Bifidobacterium bifidum, Bacillus subtilis, Bohol oral solution can be taken to regulate intestinal flora and help digestion to relieve indigestion. All the above drugs should be applied under the guidance of physicians, and should not be used on their own.