Answer :
The main contributors to protein intake in the us is/are: meats and dairy.
Complete proteins, or those that include all of the essential amino acids our bodies require, are found in animal proteins like meat, eggs, and milk. The best sources of protein are those found in animal products.
Dairy products like milk, cheese, and yogurt are not only great sources of protein, but they are also rich in essential minerals like calcium and vitamin D. The two main proteins in milk are casein and whey protein. In bovine milk, casein makes up around 80% (29.5 g/L) of the total protein, while whey protein makes up about 20% (6.3 g/L).
Therefore, the main contributors to protein intake in the us is/are: meats and dairy.
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