Nutrients are substances in food that our bodies need to function properly. They provide energy, build and repair tissues, and regulate body processes.

1. Energy: Carbohydrates, proteins, and fats provide the energy needed for daily activities.
2. Growth and Repair: Proteins help build and repair body tissues.
3. Body Functions: Vitamins and minerals support various body functions like immune health, vision, and bone strength.
4. Hydration: Water maintains hydration and regulates body temperature.