Pregnant women who eat too much have some effect on the fetus, but the effect is not significant, and it is generally recommended that pregnant women should not eat too much. As the weeks of pregnancy increase, the uterus enlarges, may top the stomach to the transverse position, which leads to a decline in the ability of gastric emptying, need to pay more than normal gastric power to empty the stomach contents, and due to the decline in the ability of gastrointestinal power of the original during pregnancy, the burden of the stomach increases, if you eat too much at this time, it may further aggravate the burden of the stomach. In addition, if you eat too much, it may lead to nausea, vomiting and other discomforts, which may have certain effects on the fetus. It is generally recommended that women during pregnancy eat small, frequent meals and are not advised to eat too much at once.