Bubbl'r Antioxidant uses natural flavors, colors and caffeine sources for a bubbly burst of energy without the drawbacks of traditional caffeinated soda. Fruity effervescence and awesome antioxidants balance the body and focus the mind while delivering a boost of caffeine. Sparkling water contains 0g of sugar and no artificial sweeteners, and it is soy-free, gluten-free and a perfect low-glycemic option.