Pregnant women with bloated stomach when they eat something are first considered to be caused by early pregnancy reaction and indigestion. It is recommended that pregnant women adjust their eating habits and exercise in moderation. If no relief is seen, affecting life and sleep, it is recommended to consult a doctor for treatment. 1. early pregnancy reaction: due to the increase of estrogen and human chorionic gonadotropin (HCG) in the body, especially the rapid increase of HCG, the stomach acid secretion of pregnant women is reduced, causing early pregnancy reaction such as abdominal distension and nausea. 2. indigestion: it may be due to improper eating during pregnancy, such as eating too much greasy and indigestible diet, resulting in Gastrointestinal disorders, pregnant women’s intestines and stomachs are a little more fragile than normal, plus improper feeding, it is easy to have indigestion. Pregnant women should try to eat less greasy food, eat less and more meals to reduce the burden on the stomach and intestines, and do moderate exercise after meals, which can effectively promote gastrointestinal peristalsis and improve gastric motility. If bloating still occurs after exercise and change of diet, you can take probiotics and other drugs under medical advice to improve intestinal flora and reduce intestinal gas production.