Exclusive breastfeeding six months to add complementary foods. Exclusive breastfeeding, within six months of the baby does not need to take in other foods, breast milk nutrients can meet the needs of fetal growth and development, in general, do not need to add other complementary foods. After six months, the nutrients in breastmilk will gradually decrease and be lost. At this time, infants need more nutrients for growth and development, and the nutrients in breastmilk are not enough, so it is necessary to add other complementary foods. The World Health Organization recommends exclusive breastfeeding for the first six months of life, and feeding infants breastfeeding can reduce child mortality, while after six months it is necessary to add complementary foods.