Nutritional sources refer to the foods and beverages that provide essential nutrients for the body. These nutrients include carbohydrates, proteins, fats, vitamins, and minerals, which are vital for growth, energy, and overall health. Common nutritional sources include fruits, vegetables, grains, dairy products, and meats, each offering a unique combination of nutrients. A balanced diet incorporates a variety of these nutritional sources to ensure that all dietary needs are met. For example, fruits and vegetables are rich in vitamins and fiber, while grains provide energy through carbohydrates. Including diverse foods helps maintain optimal health and supports bodily functions.