Stur Stevia Sweetened Water Enhancer is a low carb, sugar free liquid sweetener with 0 calories and no artificial colors or flavors. Stur enables you to create your own customized drinks with as little or as much sweetened flavor as you want. The delightfully refreshing flavor of Stur liquid water enhancer can be added to so many things including seltzer water, ice cream, cocktails, yogurt and smoothies.