The food
The foods are ingested substances that living things that bring matter and energy necessary for the functioning of the body.
Food can be classified according to different criteria. For instance:
- Depending on the origin of the food, they can be:
- According to the nutrients they contain and their function, six food groups are distinguished:
- Group I: Energetic (predominant composition in carbohydrates: products derived from cereals, potatoes, sugar).
- Group II: Energetic (predominant composition in lipids: butter, oils and fats in general).
- Group III: Plastics (predominant protein composition: meat, eggs and fish, legumes and nuts) .
- Group IV: Plastics (predominant protein composition: dairy products).
- Group V: Regulators (vegetables and greens). Rich in vitamins and mineral salts.
- Group VI: Regulators (fruits). Rich in vitamins and mineral salts.
In order to have a balanced diet, we must include one food from each group in our diet daily. To provide the body with the necessary nutrients in the appropriate proportions for each person, we must take them according to the amounts represented in the circular sectors of the food wheel. Although both water and physical activity appear on the wheel and are not food, hydration and exercise are the basis of a healthy diet.