1. Dietary considerations during the third trimester of pregnancy. The third trimester of pregnancy is a critical period for the development of fetal organs. Diet is crucial to fetal growth and development. During this period, pregnant women should pay attention to the following points: 1. Balanced diet: Pregnant women should consume sufficient nutrients such as protein, carbohydrates, fats, vitamins and minerals to ensure the normal development of the fetus. 2.avoid