1, too spicy food. Such as hot pot. 2, avoid partial food. 3, avoid overeating. Much longer to the mother, prone to a variety of pregnancy complications, production difficulties, physical recovery is difficult. 4, avoid smoking and alcohol. Need to say more, with deformity, miscarriage, premature birth, mental retardation is closely related. When others are smoking next to you, hide away, if you can also ask him not to smoke. 5, avoid raw, cold, hard. If you can’t get along with your gut, it won’t make you feel good. 6, avoid coffee, strong tea. This is related to the brain nerves oh. 7, this thing can not be more: fried food, sugar, canned food, really greedy can eat some. 8, avoid drinking cola. All types of cola, because of the caffeine. 9, avoid whey cream type supplements. The baby will not have milk to eat. 10, avoid hawthorn, cinnamon, angelica, walnuts and other blood circulation effect of the food (mainly for early pregnancy). 11, avoid the big tonic. Honey, royal jelly, pollen, etc. 12, combined with previous dietary experience, avoid foods that make you diarrhea, constipation, allergies. 13, never tasted the food. Beware of allergies. Well, now the environment is not like our parents back then, even eels and so on there is no way to figure out if they are fed with estrogen. So, natural, green, comprehensive, not picky food is the principle. Folic acid should definitely be supplemented, the state has included it in the universal welfare, parents-to-be can go to the local street birth control office or social services to get a free 4-month folic acid tablets (dose 0.4 mg/tablet).