The role and efficacy of milk

Milk is a common drink in our daily life. The current dietary guidelines recommend adults to drink 250 ml of pure milk a day. Milk is rich in protein, fat, minerals and trace elements and vitamins needed for human growth. It has a very high nutritional value. Of course, there are many types of milk, pure milk, yogurt, high calcium milk, skim milk and so on. Milk has a certain beauty effect, milk is rich in protein, fat, etc., has a natural moisturizing function, it is easy to be absorbed by the skin. At the same time, milk is also very rich in calcium, teenagers drink milk can promote the growth and development of the human body, middle-aged drink milk can delay aging, lower blood pressure.