Whole Fruit

Fresh fruit is a no-brainer when it comes to healthful snacks. But it's easy to get stuck in the rut of buying the same fruits again and again. Avoid this habit by shopping for what's in season now. You'll enjoy ephemeral flavors plus nutritional variety as your choices change naturally throughout the year.

RD-Approved Store-Bought Snack: Whole fruit, in season

Benefits: A great source of fiber, whole fruit helps keep you feeling fuller longer. But don't drink your fruit. When Purdue researchers gave 20 people an apple, applesauce, or apple juice, those who drank their snack were the quickest to report being hungry.