A balanced diet provides the right types and amounts of foods to maintain health. It includes proteins, carbohydrates, fats, vitamins, minerals, and water. Proteins help build tissues, boost immunity, and aid healing. Carbohydrates provide energy. Fats give energy and transport vitamins. Vitamins and minerals support growth, development, and many bodily functions. A lack of key nutrients can cause deficiencies and diseases. Maintaining a balanced diet with supplements as needed along with exercise and water intake supports overall well-being.