Being healthy is no doubt the cornerstone for people to maintain a satisfactory life which also reflects the prosperity of a country. As China is stepping into a new era of nutritional health development， the demand for health-promoting food is tremendous. Milk contains multiple and comprehensive nutrients， which is particularly essential for all mammals from the early age. Here， by summarizing recent cohort studies regarding dairy products and human health， to discuss correlations between dairy products and bone health， heart diseases， metabolic syndromes， etc. Studies showed that under the current nutritional state of the general public in China， consuming an appropriate amount of milk will be beneficial for human health throughout the lifetime. Thus， it is recommended that future scientific research and dairy product development should focus more on the milk-derived nutrients.