Malnutrition in early pregnancy will affect the growth and development of the fetus, which is not conducive to the growth of the gestational sac, leading to fetal malnutrition, triggering the phenomenon of miscarriage, or malnutrition in early pregnancy leads to iron deficiency anemia in pregnant women, resulting in weakness, which in severe cases can lead to the occurrence of shock. Severe anemia can also affect the growth and development of the fetus, resulting in fetal growth retardation or fetal growth stops, the phenomenon of miscarriage, such as irregular vaginal bleeding. In early pregnancy, you should pay attention to the appropriate amount of enhanced nutrition, eat more fresh fruits and vegetables, eat more protein-rich foods, such as milk, lean meat, egg yolk.