During pregnancy preparation, women need to regulate their bodies through diet and exercise, as follows: 1. Adjust your diet: during pregnancy preparation, eat a nutritious and balanced diet, try to eat less calorie-rich and fried foods, and recommend eating foods rich in protein and vitamins. It is also important to have a balanced diet without excessive nourishment and not to gain too much weight during pregnancy preparation.2. Proper exercise: it helps to strengthen resistance and increase the quality of eggs, which is also helpful for conception.3. Folic acid intake: folic acid is a very important nutrient that plays a very important role in the development of the fetal nervous system. If there is a deficiency of folic acid, it can easily lead to malformation of the neural tube, so during the preparation period, you need to take three months of folic acid. Also, you should be cautious in the use of medication and not to use it arbitrarily.