A person eats various foods that are necessary for growth, exercise, and health. To grow you need protein, fats; Carbohydrates are needed to move and maintain body temperature, calcium and phosphorus are needed for healthy bones and teeth. For health – vitamins. Where are these substances located? There are several main groups of foods: meat and meat products; Fish and fish products; Eggs milk and milk products; Bread and baked goods, cereals, noodles; Legumes; Vegetables, fruits and berries; Nuts and mushrooms; Confectionery edible fats; Beverages.