Somewhere between sawdusty protein bars and sugar-packed impostors lies a healthy afternoon snack that actually tastes good. Best Chewy Energy Bar Winner Gnu Foods Flavor & Fiber Cinnamon Raisin Delicious, raved testers. "Like an oatmeal cookie," one said. Dietitian's verdict: This snack is rich in fiber, which helps you feel full and curbs your appetite. Contains 130 calories, four grams of protein, and 12 grams of fiber. Runner-Up Clif Bar Chocolate Chip Definitely tasty, but almost too chewy. How Do You Snap Out of a Bad Mood? Best Chocolaty Energy Bar Lärabar Jocalat Chocolate Many loved this bar's rich flavor and "sophisticated taste." Dietitian's verdict: The nuts pack in heart-healthy mono- and polyunsaturated fats. Contains 190 calories, five grams of protein, and five grams of fiber. Luna Bar S'mores Nice and crunchy, but not for chocoholics. Best Crunchy Energy Bar Powerbar Nut Naturals Fruit & Nuts A "just right" mix of almonds, peanuts, and strawberries. Dietitian's verdict: The carbohydrates (20 grams) and protein help build muscle. Contains 210 calories, 10 grams of protein, and three grams of fiber. Clif Mojo Honey Roasted Peanut All nuts, no fruit. Best Fruity Energy Bar Lärabar Cherry Pie "Mouth-puckering, but in a good way," declared one tester. Dietitian's verdict: Each bar is the equivalent of one serving of fruit. Contains 190 calories, four grams of protein, and four grams of fiber. Renew Life Organic Fiber Cranberry Craze A little sticky, though refreshing.