Proteins or proteins is a part of food that cannot be replaced by anything. They help human body to build new cells and are involved in metabolic processes. Proteins in the human body are formed only from protein foods. You can get them by eating plant and animal food.
The leading position of products of animal origin protein content per 100g of cheese products is about 30%. But you need to remember that this is a very high-calorie product.
Contains a little less protein in beef, liver and fish, including 25% protein. Beef is better to cook steamed or stewed. The liver also can be stewed or prepared in the form of pate. Fish is a dietary product, it can be consumed throughout the day in boiled and stewed.
Then the meat is poultry, it is about 20% protein. It is useful boiled, is a low-calorie product and is well absorbed in the human body.
From products of vegetable origin the first place is lentils - 28%. It is useful because it contains little fat, lots of fiber and b vitamins.
In second place are soy, beans and peas, about 23-25% protein. These products are used in boiled and stewed as a garnish to main dishes.
The third place is occupied by cereals, in them from 10 to 12% protein. They are well absorbed by the body and improve digestion.
Carbohydrates are the main source of energy. They are needed for proper metabolism of fats and proteins. There are two types of carbohydrates: simple and complex. Simple carbohydrates are found in sweet foods like sugar, honey. Complex carbohydrates - cereals, vegetables and legumes products.
First place on the content of carbohydrates per 100 g of the products is groats, macaroni and confectionary, jams, sugar and raisins. They are up to 65% consist of carbohydrates.
Second place is a bakery, chocolate, prunes, apricots and halva, a carbohydrate content varies from 40-60%.
In third place cherries, bananas, grapes, beet and potatoes, from about 11-20%.
Fourth place with the lowest carbohydrate content of only 5 to 10% are fruits and berries, such as lemon, mandarins, peaches, apples, pears, strawberries, strawberries, watermelon, melon etc.
It must be remembered that food should be rational and should include a combination of plant and animal products.