The benefits of drinking pure milk before bedtime are as follows: 1, can improve sleep: pure milk has a high protein content, which will play a role in stabilizing the nerve center, improving sleep indicators, increasing the deep sleep phase to reduce the length of light sleep, and the effective sleep time extension. 2, for diabetic patients to drink pure milk before bedtime because of the high protein content, can prevent the occurrence of hypoglycemic symptoms during sleep and early morning. 3, drink before bedtime The milk can also play a role in protecting the gastric mucosa and prevent chronic peptic ulcers caused by excessive secretion of gastric acid at night after sleep. 4, drinking milk can also supplement calcium to a certain extent, and increase a certain amount of heat. In short, the benefits and benefits of drinking pure milk before bedtime are many, but should not be taken in excess, to 200-250ml is appropriate.