The first three months of pregnancy is the early stage of pregnancy, early pregnancy is recommended to eat a reasonable diet, appropriate food rich in high quality protein and folic acid, in addition to appropriate intake of carbohydrates and vitamin-rich foods. 1. Foods with high folic acid content, such as a variety of vegetables, animal liver, egg yolks, beans and so on. These foods can promote the normal development of the fetus. 2. Foods rich in high-quality protein, such as beef, eggs, fish, soybeans and so on. High-protein foods can promote the differentiation of fetal brain cells, and at the same time can improve maternal immunity. 3. Carbohydrates, such as rice, bread, noodles, mixed grain porridge and so on. Insufficient intake in early pregnancy may cause ketoacidosis in pregnant women, which also has an impact on the early development of the fetal brain and nervous system. 4. Vitamin-rich foods, such as animal liver, meat, dairy products, cabbage, dates, citrus and so on. Because vitamins can participate in a variety of important physiological functions of the body, but also the early development of the embryo indispensable substances. Early pregnancy most women have early pregnancy reaction, may affect the intake of nutrients, so cooking dishes should pay attention to the color and flavor, as a way to stimulate appetite, increase nutrient intake.