Eating protein is crucial, because they perform important functions in the human body:
they model all tissues (muscles first, but also the skin, hair, nails, etc.); participate in the formation of hormones, enzymes and other particles are essential to life.
It is therefore important that our diet provides a certain amount of protein daily (c.a. 1g x kg body) distributed in each meal, also useful to feel satisfied more easily.
Proper nutrition should be based on the consumption of a single protein food, such as: milk or yogurt for breakfast; lunch meat and fish dinner; or vegetables and cheese for lunch and dinner; avoiding associations such as: meat, sausage and cheese at a single meal.