[sidebar]They taste like fruit snacks but deliver the carbs and electrolytes your body needs during prolonged exercise, says Christopher R. Mohr, PhD, RD. Look for organic chews without brown rice syrup, which may have high levels of inorganic arsenic. We really like ProBar Bolt ($30; amazon.com) and Honey Stinger Organic Energy Chews ($20; amazon.com), both in 12-packs. More from Prevention: 20 Perfect Workout Snacks