GU Energy Chews pack energy-dense calories to help you fuel on-the-go. Each highly portable bag contains sixteen (16) bite-sized Chews, which translates to two (2) servings, making it easier to eat and fuel at your own pace. These mini versions of our Energy Chews also have electrolytes and amino acids to keep you feeling strong. GU Energy Chews contain 90 calories per serving and 40mg of Sodium to help maintain water balance. Assorted pack includes flavors with caffeine.