It is best to rest for half an hour before adding milk. At this time, the body will return to normal operation, and the nutrients in milk will be absorbed more easily. It is best to choose pure milk, which contains high protein content, and pure milk containing A2 is better, because it will be better absorbed by the human body. You can try A2 pure milk from Yuanjing Animal Husbandry. . Ask me if you don't understand anything.