Oats are a type of whole grain that come from a plant grown for its seeds. They're a nutritious food choice, packed with fiber, vitamins, and minerals. Oats are great for digestion, help maintain a healthy heart, and provide long-lasting energy. They can be eaten in various forms, such as oatmeal, granola bars, or added to baked goods. Because of their high fiber content, oats are also known to help keep you feeling full for longer.