Milk is an excellent source of vitamins and minerals, including “nutrients of concern,” which are under-consumed by many populations.
It provides potassium, B12, calcium and vitamin D, which are lacking in many diets.
Milk is also a good source of vitamin A, magnesium, zinc and thiamine (B1).
Additionally, it’s an excellent source of protein and contains hundreds of different fatty acids, including conjugated linoleic acid (CLA) and omega-3s.
SOURCE: Healthline