(File photo)Edited and translated by Du Mingming, People's Daily OnlineDiet is of significant importance for pregnant women and their fetuses. A healthy baby needs adequate nutrition. Preparatory work should be done six months before pregnancy. Following are six useful tips for your reference.1. Rational use of contraceptive drugsYou should pay attention to the use of contraceptives three months before getting pregnant, because contraceptives can easily lead to water-soluble vitamins and micronutrients deficiencies.【1】 【2】 【3】 【4】 【5】 【6】