1. Carbohydrates: Carbohydrates are the body's main source of energy. They are found in foods such as bread, pasta, rice, potatoes, fruits, and vegetables.
2. Proteins: Proteins are essential for building and repairing tissues, and for making hormones and enzymes. They are found in foods such as meat, fish, poultry, eggs, dairy products, and beans.
3. Fats: Fats are a source of energy, and they also help the body absorb vitamins and minerals. They are found in foods such as butter, margarine, oil, nuts, and seeds.
4. Vitamins: Vitamins are essential for a variety of bodily functions, such as growth, vision, and immunity. They are found in foods such as fruits, vegetables, and fortified cereals.
5. Minerals: Minerals are also essential for a variety of bodily functions, such as bone health, muscle contraction, and blood clotting. They are found in foods such as meat, fish, poultry, dairy products, and vegetables.
6. Water: Water is essential for all bodily functions, including digestion, circulation, and temperature regulation. It is found in all foods and beverages.