The symptoms of acidity in the stomach are caused by the increased secretion of hydrochloric acid in the gastric juice of the stomach. Especially in the first few months of pregnancy, acid reflux, heartburn and burning discomfort in the stomach are more intense, but this may affect the life and diet of pregnant women and even the health of the fetus in the long term. The best way for pregnant women to eat is to eat less and more often. The amount of each meal should be appropriate, do not overeat, this will promote the digestion of food in the digestive tract and can maximize the absorption of nutrients. Those who often feel sour stomach some food is not allowed to intake, such as greasy, spicy stimulating food, carbonated drinks, coffee and other beverages, too sweet food, these will promote the secretion of stomach acid, aggravating the discomfort. Secondly, life should be regular. Develop good habits, appropriate activities after meals, and choose the appropriate sleep position. Do not wear tight clothes and try to reduce squatting and bending to prevent excessive pressure on the uterus and abdomen, so as not to aggravate the reaction to pregnancy vomiting. If the symptoms of stomach acid cannot be effectively relieved by diet and life adjustment, choose medication. However, due to the special nature of pregnant women, it is important not to use medication blindly, but to go to the hospital to choose the correct medication.