Antioxidants + electrolytes. When it comes to enhanced water, what you leave out is just as important as what you put in. Metroelectro has no sugars, no sweeteners, no artificial ingredients, and no calories. It's just pure water and micronutrients: antioxidants to protect your cells, electrolytes your body craves for peak performance, and zing to strengthen your immune system. Get what you need. Not what you don't.