What dietary taboos are there in early pregnancy?

Animal liver is rich in nutrients and contains a variety of vitamins and trace elements. Some pregnant women want to eat more animal liver after pregnancy to supplement nutrition, which is conducive to the growth and development of the fetus. However, in recent years, nutritional research has proved that pregnant women eat animal liver and fetus malformation in the first trimester.
In animal liver, especially chicken dildo machine , cow, and pig liver male chastity horse cock dildo , the average value of vitamin a per O0 gram is 4 to 12 times the value of vitamin a in normal daily diet. Studies have shown that too much vitamin A can cause developmental abnormalities, interfere with DNA synthesis in neuroepithelial cells penis pump , prolong the cell division cycle, reduce cell proliferation rate, and show a high possibility of abnormal growth and differentiation of various tissues. Some people believe that excessive vitamin A hinders the growth and development of the palate, causing the two palatal lobes to fail to coincide in time to form cleft palate.