Is milk a good source of protein?
Milk is an excellent source of high-quality protein (80% casein and 20% whey protein). A 250 ml serving of milk contains 8 g protein.
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Milk is recognised as an excellent source of high-quality protein. Cow’s milk contains about 3.3% protein (8 g in a typical 250 ml serving), of which 80% is casein and 20% is whey protein.