Whether it is height, appearance or IQ have a certain relationship with the genetic, but other factors can also more or less play some influence, such as whether the pregnancy can be correctly supplemented nutrition, the study found that the nutrition during pregnancy and the development of the fetal brain has a close relationship, so you want to be smarter after the birth of the baby, pregnant mothers in the period of pregnancy to pay more attention to supplemental nutrients. What nutritional supplements during pregnancy will make your baby smarter after birth?

Folic acid. Folic acid supplementation is needed both during preparation for pregnancy and in early pregnancy to prevent fetal neural tube malformations and reduce the chances of a deformed baby being born. In addition, folic acid can also assist the human body tissue synthesis DHA, so that the fetal brain development can become more smooth, so that the baby after the birth of a more intelligent.

Generally, you should start taking folic acid in the first trimester of your pregnancy and stop taking folic acid tablets until the middle of your pregnancy, but you should still take folic acid from food, such as lettuce, oatmeal, nuts, and tofu skins, and so on.

DHA. DHA plays a crucial role in brain development, so many people refer to DHA as brain gold. DHA is the most important component of the nervous system cells, and also an important part of the brain and retina, so it is important to take a reasonable amount of DHA supplementation during pregnancy, so that the baby will be smarter after birth.

Because fetal brain development begins in the third week of pregnancy, it is important to start supplementing DHA in the early stages of pregnancy, and DHA-rich foods include salmon, tuna, milk, walnuts, and so on.

Zinc. Zinc is an essential trace element that plays a vital role in the growth and development of the fetus, and if a woman is able to supplement her zinc during pregnancy, her fetus will have a higher level of growth and development. Zinc supplementation usually starts at mid-pregnancy because this is an important stage in fetal growth and development.

If the deficiency of zinc is not very serious, you can take dietary supplements, such as lean meat, mushrooms, eggs, apples, etc. If the deficiency is more serious, you can take some zinc supplements under doctor's orders.

Iron. Most people know that iron deficiency can lead to anemia, but I don't know that iron deficiency also affects the development of the fetal brain, so pregnancy must be timely supplementation of iron. In general, pregnant women in the middle of pregnancy should go to the hospital to do a trace element examination, if found to be iron deficiency or the body's iron content is not high, then it is necessary to carry out supplements, can make the growth and development of the fetus more smoothly, but also can make the delivery become more smooth.