In terms of nutrition, the national protein standard is 2.9, the EU standard is 3.2, the advanced level is 3.6, and the top level is 4.0. In terms of aroma, the fat content of 4.0 is the watershed. Those with a fat content below 4.0 have a lighter aroma, while those with a fat content of 4.4 are very aromatic.

In food, when the protein content of solid food is ≥20 NRV and liquid food is ≥10 NRV, it can be said to be high in protein. That is, when ≥12g/100g (solid) or ≥6g/100ml (liquid), it can be claimed to be high in protein or rich in protein.

The protein content in milk is 2.8~3.3, mainly composed of 79.6 casein, 11.5 whey (albumin) protein and 3.3 lactoglobulin, as well as a small amount of other proteins, such as immune globules. Proteins and enzymes, etc.

Extended information:

Notes:

How much milk to drink per day: Age, physical strength, and mental work intensity determine how much milk to drink. Adults drink 400 to 500 per day. ml, children’s daily intake of 300 ml of milk can basically meet their needs. Drinking too much will affect digestion and affect the intake of other things.

Choose the right one: People with lactose intolerance can choose to drink yogurt and milk with low lactose content. Patients with hyperlipidemia should choose skim milk. Middle-aged and elderly patients with osteoporosis can choose Milk high in calcium.

People's Daily Online - There are 4 criteria for good milk, don't drink it all your life without understanding it

Baidu Encyclopedia - Milk