Eating too much bird’s nest itself has no effect on the fetus, however, excessive consumption of bird’s nest should be avoided as it affects other nutritional supplements, and bird’s nests with excessive additives should be avoided at the same time. Bird’s nest is rich in amino acids, vitamins and minerals for pregnant women, so it can be eaten in moderation, but many bird’s nests on the market contain more additives, which should not be consumed in excess. However, many bird’s nests on the market contain more additives, which should not be consumed too much. Moreover, the dietary principle during pregnancy is to supplement nutrients in a variety of ways, simply eating bird’s nests may lead to poor nutritional supplementation, so it is necessary to eat bird’s nests at the same time to choose other nutrient-rich foods. In daily life, pregnant women can choose protein-rich chicken, eggs, milk, etc., vitamin and dietary fiber-rich vegetables and fruits such as spinach, kiwi, oranges, etc., iron-rich animal liver, animal blood, etc., iodine-rich iodized salt food, etc., after a variety of comprehensive food supplements can be supplemented for the growth and development of the fetus the nutrients required to better ensure the growth of healthy. At the same time, pregnant women also need to pay attention to rest, moderate activity, adequate water to ensure physical and mental health.