Pregnant women’s stomach bloating in the evening may be caused by over-eating, hormonal effects, uterine enlargement and other factors. Pregnant women who eat too much at night, especially eat some easy to bloat, too greasy food, the gastrointestinal tract is difficult to digest, the night will have a bloated stomach performance. The increase in hormone levels in a woman’s body during pregnancy can cause gastrointestinal peristalsis to weaken, reducing the digestive function of the gastrointestinal tract, which can lead to symptoms of bloating after eating at night. After pregnancy, with the increase of pregnancy weeks, the uterus will slowly increase in size, the enlarged uterus presses the gastrointestinal tract to affect its normal peristalsis, digesting food slower at night after eating a full meal, there will also be a bloated stomach performance. There are many reasons why pregnant women get bloated at night, and if the symptoms are more serious, it is recommended that you seek medical attention in a timely manner, under the guidance of a doctor to clarify the specific cause.