The flavors in the SodaStream diet are sweetened with a blend of acesulfame K and sucralose . SodaStream offers a wide variety of great tasting flavours in regular and sugar-free. Each 440ml bottle makes up to 7 litres, just add a capful of SodaMix to sparkling water and enjoy the refreshing sparkling taste. Diet Root Beer SodaMix Features: Diet Root Beer Drink Concentrate, Economy Sized Bottles, Makes 29 Servings (7 Liters) of Sparkling Drink, Provides a Tasty Treat, No High Fructose Corn Syrup or Aspartame Used, Low Sodium, No Calories, Compare to: Diet A&W, Diet Hires, Diet Barqs"