According to the dietary guidelines during pregnancy, pregnant women can eat more food rich in folic acid, iron, and high-quality protein every day as appropriate, and should also pay attention to vitamins and dietary fiber supplementation, so it is best to consume milk, lean meat, fresh fruits and vegetables every day. Pregnancy should be appropriate to increase the intake of milk, fish, poultry, eggs, lean meat to meet the need for quality protein, vitamin A, calcium, iron and other nutrients and energy increase. Pregnant women also need to eat more food rich in folic acid as appropriate, such as spinach, oilseed rape, tomatoes, etc., as well as some iron-rich food, such as fungus, purple cabbage, etc.. In addition, pregnant women need to moderate intake of fresh fruits every day, such as apples, bananas, peaches, blueberries, etc., to replenish vitamins and dietary fiber at the same time, to reduce the risk of constipation. As the weeks of pregnancy increase, the nutrition needed by pregnant women and fetuses will gradually increase, so you need to reasonably increase food intake, to diversify and nutritional balance. At the same time, we should pay attention to maintaining a healthy weight to avoid over-nutrition that may lead to diabetes or giant babies.