The nutritional value of milk powder is high, especially the protein and calcium content is high, in addition to protein allergies should not be consumed by the population, the general population can be consumed in moderation, so the six kinds of elderly people should not drink milk powder this statement is not based on scientific evidence, and is not true. Milk powder is based on the milk of cows, sheep or other animals (such as camels) as raw materials, through sterilization, dehydration, drying and other processes made of powder, can be brewed and consumed, with a high nutritional value. Every 100g of milk powder contains about 19.9g protein, 22.7g fat, 1910mg potassium, rich calcium and a small amount of vitamins, which can be used as a good source of protein and calcium supplementation. Elderly people’s body functions have been reduced, calcium loss is faster, the daily use of milk powder can be appropriate to drink, help to supplement calcium for the body. Lactose intolerant elderly people can choose yogurt, lactose-removed diastatic milk, lactose-removed milk powder consumption.