Milk as a food does not have any special role, but milk is rich in a variety of nutrients, before going to bed or other time to drink some appropriate health benefits. Milk is a good source of calcium and high-quality protein, but also rich in a variety of vitamins and minerals, 100g of milk contains about 3g of protein and 104mg of calcium, in addition to 109mg of potassium, 73mg of phosphorus, 11mg of magnesium and 24ug of vitamin A. Therefore, appropriate consumption of milk before going to bed, you can give the body to supplement a variety of nutrients. In addition to drinking milk before going to bed, arranged to drink milk at other times is also possible, there is no significant difference, serious lactose intolerant people should not drink ordinary milk, so as not to cause gastrointestinal discomfort such as bloating or diarrhea.