Instant Oats are a source of whole grains, which means they come packed with a bunch of beneficial nutrients including fiber, B vitamins, vitamin E, minerals, healthy fats and antioxidants. Instant (Baby) oats are the most highly processed variety. While they take the shortest time to cook, the texture may be mushy. Oats are commonly eaten for breakfast as oatmeal, which is made by boiling oats in water, yogurt or milk.