A 25-week pregnant woman who eats less may have a bad effect on the growth and development of the fetus and her own nutritional status. If a pregnant woman eats less, on the one hand, it may lead to fetal growth retardation, underweight, or even affect the fetal brain and bone development; on the other hand, it will cause maternal malnutrition, affecting the health of pregnant women. The 25th week of pregnancy belongs to the middle of pregnancy, at this time the rapid growth and development of the fetus, the need for nutrients increased, 25 weeks pregnant women eat less may not be able to meet the needs of fetal growth and development, affecting the normal growth of the fetus in the uterus, resulting in the fetus is smaller. In addition, when the fetus is undernourished, it will prioritize nutrients from the mother, resulting in maternal malnutrition. Pregnant women are advised to take adequate amount of high quality proteins, such as fish, poultry, eggs and milk, while avoiding foods high in sugar, fat and salt during pregnancy. Take regular pregnancy checkups and seek medical advice if you feel unwell to ensure the smooth birth of your baby.