Oats are high in soluble fiber and linked to lowering blood pressure and overall cholesterol levels. Oats are a good carbohydrate, and they're rich in beta-glucan. Beta-glucan is a powerful soluble fiber that helps to slow the digestion of sugar and keep blood sugar levels under control.Oats are also a great source of quality plant protein helping with muscle growth and repair. Each ​half-cup serving provides a whopping 10 grams, and many studies have shown eating oatmeal reduces the risk of heart disease. Power up your day and your body with a bowl of oats—and breakfast aside, it's an excellent pre- or post-workout meal.