Caffeinated Tailwind meets all your calorie, hydration, and electrolyte needs just like you'd expect, plus it adds 35mg of caffeine per 100 calories. Caffeine is proven to significantly enhance high-intensity and endurance performance.* Caffeine boost when you need that extra kick Complete calories, electrolytes, and hydration. No gut bombs: Stomach problems? You’ll love Tailwind. Tasty all day: Clean, light flavors taste better the longer you go. Hydration pack love: Dissolves on contact and cleans up with a quick rinse. No film or aftertaste. All natural: Crystal clear with no dyes or preservatives. ALL NATURAL AND ORGANIC INGREDIENTS Non-GMO Dextrose (Glucose), Non-GMO Sucrose, Citric Acid, Sodium Citrate, Sea Salt, Organic Flavor, Potassium Chloride, Magnesium Citrate, Calcium Carbonate, Organic Caffeine Gluten free/vegan/no soy/no dairy