Get your 5 servings of fruits and vegetables daily to optimize body functioning and health. Fresh produce is ideal, but you can also get away with frozen or canned in a pinch. The benefits of filling your meals and snacks with these foods is that they are typically low in calories and contain plenty of vital nutrients. Ideally, you should try to eat fruits and vegetables that are in season, as they are at the peak of their quality and are always more flavorful.