After a woman is pregnant, certain substances secreted by the placenta can inhibit the secretion of gastric acid, which can significantly reduce gastric acid, reduce the activity of digestive enzymes, and affect the digestion and absorption function of the gastrointestinal tract, thereby causing nausea, vomiting, decreased appetite, and limbs. Symptoms such as soft fatigue. Since sour taste can stimulate the stomach to secrete gastric juice, which is conducive to the digestion and absorption of food, most pregnant women like to eat sour food. In addition, acidic foods are beneficial to the absorption of iron and can promote the production of hemoglobin. Acidic substances also participate in the process of free calcium to form calcium salts and deposit in the bones, which is conducive to the formation of fetal bones. Therefore, it is beneficial for pregnant women to eat more sour foods.

However, pregnant women should pay attention to science to eat acid, and do not eat artificially pickled sauerkraut and vinegar products. Although the artificially pickled sauerkraut and vinegar products have a certain sour taste, the vitamins, proteins, minerals, carbohydrates and other nutrients are almost lost. Moreover, the carcinogen nitrite content in the pickled vegetables is relatively high. Eating is obviously not beneficial to the health of the mother and fetus.

Therefore, from a nutritional point of view, pregnant women who like to eat sour food should choose fresh fruits such as tomatoes, cherries, bayberry, pomegranate, oranges, wild dates, grapes, and green apples that are both sour and nutritious, which are rich in content. Vitamin C is also an essential nutrient for pregnant women and fetuses. It plays an important role in the formation of cell matrix by the fetus, the production of connective tissue, the growth and development of the cardiovascular system, and the soundness of the hematopoietic system. Vitamin C can also enhance the resistance of the mother’s body. Promote the absorption of iron by pregnant women.

Use the doppler fetal monitor to view the heartbeat of the fetus in the abdomen, observe the fetus at all times, and pay attention to his growth.