If the small size of the fetus is caused by malnutrition, then it is possible to drink milk powder; if it is due to disease factors, then it is still necessary to consult a doctor in time. The small size of the fetus may be caused by insufficient nutritional intake during pregnancy, which can be improved by improving dietary habits, and consuming more protein, milk, beef and other ways to improve. If necessary, you can drink a little milk powder to help increase the nutrition, but pay attention to the amount should not be too much, at the same time need to test the blood sugar situation. If through the lifestyle improvement, the fetal production has further small situation, to be vigilant whether caused by disease factors, you can promptly consult a doctor, improve the appropriate examination, observation of fetal amniotic fluid, placenta, etc., if necessary, follow the doctor’s instructions for treatment.