While there’s nothing wrong with those little O’s you've been eating since you were a kid, calorie for calorie, a bowl won’t keep hunger in check as long as the oats. That’s because steel cut oatmeal is what nutrition experts call a “high-satiety” (pronounced: sa-TIE-a-tee) food, meaning it tends to keep you feeling “satiated” (pronounced: SAYshe-a-ted)—satisfied and hunger-free—for longer than if you’d eaten the same amount of calories of most other foods. Satiating is different from filling. You might feel full after eating a bunch of cookies, but 3 Eat more appetite-quelling foods.
What satisfies appetite better? an hour later, you’re hungry again. The cookies just aren’t able to sustain that full feeling for very long.