1, carbohydrate: carbohydrate is the main energy source of human body.
2. protein: protein is an integral part of the body, which is very important for the growth and repair of cells.
3. Fat: Fat is another important energy source, which plays an important role in maintaining body temperature and protecting internal organs.
4. Vitamins: Vitamins are very important for maintaining human health and normal function.
5. Minerals: Minerals are essential for bone health, nerve function and heart health.
6. Water: it is the source of life and assists cell operation, digestion and waste discharge.
7. Dietary fiber: Dietary fiber helps to maintain the health of the digestive system, prevent constipation and reduce the risk of some chronic diseases.