1. Pine nuts have high nutritional value. It contains linoleic acid, unsaturated fatty acid, linolenic acid and rich elements such as phosphorus, iron and calcium, which can promote the growth and development of fetus and brain. Eating more pine nuts can promote fetal intelligence development. Eating pine nuts can be eaten at 8 ~ 19 weeks of pregnancy, which is the peak of fetal brain development. Pine nuts are rich in vitamins and fatty oils. Proper consumption by expectant mothers can protect the fetus, moisturize the skin and relieve constipation.

2. Although pine nuts have a good role in promoting brain development, if eaten in excess, it will cause pregnant women to get angry and make the fetus restless in the abdomen, which is not conducive to abortion. It is suggested that the daily intake of pine nuts should be kept at about ten.