Level 1: Diet Principles for Pregnant Women 1. Reasonable and balanced nutrition. The diet during pregnancy should be carefully matched to ensure balanced nutrition. Pregnant women should consume adequate nutrients such as protein, carbohydrates, fats, vitamins and minerals. 2. Eat more fresh fruits and vegetables. Pregnant women should eat more fresh fruits and vegetables. These foods are rich in vitamins and minerals and are helpful for the development and health of the fetus. 3. Avoid overeating. Do not overeat during pregnancy to avoid indigestion or gastrointestinal discomfort.