Summary: After becoming expectant mothers, expectant mothers begin to supplement various pregnancy knowledge, and are also cautious in life, paying attention to diet, prenatal education, and moderate exercise, hoping to give birth to a healthy baby, a lively and smart baby. But you know what? Fetal brain development will go through three peak periods. If you can seize these three golden periods and supplement them with food, your baby will be smarter. So, what are these three periods? After becoming expectant mothers, expectant mothers began to supplement various pregnancy knowledge and be cautious in life, paying attention to diet, prenatal education, and moderate exercise, hoping to give birth to a healthy, lively, and smart baby. But