Baby three months milk suddenly reduced, to take the following methods: First, the postpartum mother should keep the spirit of happy, breastfeeding should be full of confidence. The secretion of breast milk is related to the relationship with the brain. Excessive tension, worry, anger, panic and other adverse mental factors can reduce the secretion of breast milk. Pay attention to the combination of work and rest, ensure enough sleep and rest. It is best to take the synchronized rest method with the baby, gently loose pleasant music, conducive to the regulation of psychology, to maintain a relaxed mood. Second, the baby mother’s milk comes from food, during breastfeeding should pay attention to not partiality, eat more food that can promote milk secretion. According to personal habits, often eat carp, chub, pig’s trotters, chicken and its soup, but also appropriate to eat soybeans, tofu, squash, walnuts, sesame seeds and other foods. It is not advisable to take estrogen-progestin drugs for contraception during breastfeeding to prevent the inhibition of milk secretion. Third, pay attention to feeding skills. Each breastfeeding bilateral breasts should give the baby to attract enough time, at least ten minutes on one side, in order to allow the baby to suck the milk stored in the back half of the breast. The rear milk is high in fat content and calories, which can make the child get sufficient nutrition.