Both Adenophora and Polygonatum odorifera nourish yin and promote fluid production. They are supplements and can be eaten, but they should not be taken too much. They should be taken in moderation. Do not take in too much vitamin A or too much vitamin A in your diet. A, can lead to premature birth and incomplete fetal development, so you can only take in 400~1250 micrograms of vitamin A every day. Pork liver is rich in vitamin A, so you should avoid overeating. Also limit the consumption of caffeinated drinks. , so as not to affect the growth of fetal bones. Avoid drinking alcohol. Drinking too much will cause fetal malformation and affect the fetal IQ and physiological development. At the same time, avoid high-sugar and high-fat foods.