母乳喂养是儿童生存和发展三大战略之一。母乳不仅具有营养完备,成分比例合适,所含矿物质比例适宜,易于吸收等优点.而且含有大量的免疫物质。母乳喂养儿的生长发育明显优于人工喂养儿,同时母乳喂养还可促进新生儿免疫系统的建立。已知母乳中的免疫和抗感染物质有:免疫成分有免 Breastfeeding is one of the three strategies for child survival and development. Breast milk not only has complete nutrition, the proportion of suitable ingredients, the proportion of minerals contained in the appropriate, easy to absorb, etc. And contains a large number of immune substances. The growth and development of breastfeeding children is obviously better than that of artificial feeding, and breastfeeding can also promote the establishment of newborn’s immune system. Known breast milk in the immune and anti-infective substances are: immune components are free