About Protein
The human body is made of proteins and cell components which prevent it from disintegrating and allow them to perform their duties consist primarily of protein.
Meat, Fish & Eggs:
These foods are rich in protein and contain phosphorus, and, to a lesser extent, iron, zinc and other minerals and vitamins B6 and B12. Some meats (pork and certain cuts of beef) are high in fat and calories, but others (birds) containing them in moderation.
Milk and dairy products:
Milk, cream, yogurt, cheese and butter are the main source of calcium in the diet. They also contain lots of protein and vitamins A, B2 (riboflavin), B6 ??and B12. Whole milk and its derivatives contain more fat and calories than skim milk and its derivatives.