Oats are naturally very high in protein, almost as high as soy. They also have, very high amounts of soluble fiber, which helps keep cholesterol low. Oats have anti-inflammatory and skin-soothing properties, and have a calming effect on the nervous system. The most tolerated grain in dogs, oats have a very low instance of oat allergies.  Oats are also rich in silicon, which helps to make bones strong.