Under normal circumstances, there is no special regulation on the time for the elderly to drink milk, so there is no such thing as the best time for the elderly to drink milk. Milk has a high nutritional value, the average protein content of ordinary milk is 3.0%, high absorption rate, the proportion of amino acids is appropriate, is a good source of protein food. The fat content of milk is generally 3.0% to 5.0%, and the carbohydrate content is 3.4% to 7.4%, which can be used as a food source of fat and carbohydrates. There is no specific time for the elderly to drink milk, it can be based on the habits of the elderly. However, it should be reminded that those who are allergic to milk should avoid drinking it. In addition, the elderly should also drink milk in moderation to avoid gastrointestinal discomfort caused by drinking large quantities.