Mengniu Milk: Remember to drink a glass of milk before going to bed. Milk contains L tryptophan, a biochemical substance that can make people tired and sleepy, and a small amount of morphine, all of which have certain sedative and hypnotic effects. L- tryptophan, in particular, is the main raw material for brain to synthesize serotonin, which plays a key role in brain sleep. Moreover, drinking milk before going to bed is beneficial to the body's absorption of calcium, and the calcium in milk can also remove tension, which is conducive to rest and sleep. 1) Milk contains potassium, which can keep the arterial wall stable when blood pressure is high and reduce the risk of stroke by half; 2) It can prevent the human body from absorbing toxic metal lead in food; 3) Yogurt and skim milk can enhance immune function and prevent tumor cells from growing; 4) Tyrosine can promote the increase of the happy hormone serotonin; 5) Iodine, zinc and lecithin can greatly improve the working efficiency of the brain; 6) Iron, copper and vitamin A have cosmetic effects, making the skin smooth and plump; 7) Rich in calcium, it can strengthen bones and teeth and reduce bone atrophy by half. Drinking a liter of milk every day can make up 80% of the calcium requirement for a day, and drinking milk regularly does not need calcium supplementation. 8) Magnesium promotes the anti-fatigue ability of the heart and nervous system; 9) Zinc can promote faster wound healing; 10) Vitamin B2 can improve vision; 1 1) Drinking milk can prevent arteriosclerosis. Not only does drinking milk help you sleep, but taking a milk bath can also cure insomnia. Importantly, the smell of milk can calm nerves and promote sleep.