It is best to drink milk in the morning because it is rich in calcium and has the right ratio of calcium and phosphorus, so if you drink milk in the morning, you will be able to absorb calcium well into your body. What’s more, after drinking milk in the morning, you can produce vitamin D3 through outdoor activities in the morning or afternoon, which can better promote the absorption and metabolism of calcium through sunlight. So drink milk in the morning to maximize the absorption rate of calcium, to prevent osteoporosis and back pain in the milk of calcium to the best effect. From the point of view of Chinese medicine, milk is cold, and Yang Qi is relatively strong in the morning, so when you drink milk in the morning, with Yang Qi, you can carry out better Yin and Yang transportation of the cold milk, so it is more appropriate to drink milk in the morning.