You can drink soy milk in moderation after delivery, soy milk is rich in nutrients, containing a variety of trace elements, especially containing calcium, phosphorus, potassium and other trace elements, can be absorbed through breast milk, to promote the growth of the baby, to improve the nutritional content of breast milk. And there are rich vitamins and minerals inside the soy milk, can promote blood circulation, can let the maternal body recovery, can increase the maternal physique, can have the immunity to enhance the role. But soy milk can not drink too much at once, if you drink too much at once, will lead to bloating, stomach pain, and in serious cases will cause diarrhea, will lead to maternal intestinal peristaltic function slow to cause flatulence or constipation. Therefore, after the birth of a baby should be balanced nutrition, in order to allow the body to recover faster.