With PowerBar 5 Electrolytes tablets, you give your body zero calories and the 5 essential electrolytes lost through sweat. Its ideal for those looking to improve their core endurance during training and stay hydrated without calories or carbs. ingredients Acid (citric acid), acidity regulator (sodium carbonate), minerals (14.7%) (potassium chloride, calcium carbonate, sodium chloride, magnesium hydroxide, calcium phosphates), humectant (sorbitol), inulin, natural flavors, caffeine (1.80%), starch, sweetener (sucralose).