1, B vitamins
B vitamins are involved in complex metabolic reactions of human body. For example, the important function of vitamin B 12 is to participate in bone hematopoiesis. Foods rich in vitamin B include beans, oatmeal, whole grains, nuts, lean meat, egg yolk, milk and so on.
2、DHA
DHA is an essential unsaturated fatty acid, which is closely related to fetal brain, intelligence, eye development and nerve and blood vessel development. It is also an important component of brain and retina. Foods rich in DHA include marine fish and linseed oil.
In addition to these foods recommended above, pregnant women can also eat some nuts, such as walnuts, peanuts, chestnuts, etc. Nuts are also rich in ingredients that are beneficial to brain development, and can also improve immunity and promote baby's brain development.
3. Folic acid
Folic acid supplementation in early pregnancy can greatly reduce the incidence of deformed babies. It is generally recommended to insist on folic acid supplementation from the beginning of pregnancy preparation until the third month of pregnancy. Besides eating folic acid tablets, foods rich in folic acid include animal liver, eggs, beans, yeast, green leafy vegetables, fruits and nuts.
4. Calcium
Fetal bone development needs a lot of calcium. If the calcium intake during pregnancy is not enough, it is likely to affect the healthy development of the fetus, as well as the bone mineral density of pregnant mommy and the health of teeth. The calcium intake in the first trimester, the second trimester and the third trimester was 800 mg, 1000 mg and 1200 mg respectively.
1, prepare seeds
Before planting alfalfa, the seeds should be prepared first. In order to avoid irregular emergence, the seeds s