List of the best SodaStream flavors, ranked by users like you. This list of SodaStream syrup flavors includes crowd favorite SodaStream flavors, like Diet Cola and Fountain Mist. SodaStream flavoring is available in both classic and diet flavors, as well as "energy," tea, and Country Time varieties. The SodaStream jet is an at-home machine used to carbonate water for homemade flavored drinks to be used for entertaining, making cocktails, or simply getting your daily servings of water. Vote up SodaStream best flavors to move them to the top of the list, and vote down those SodaStream syrups you think miss the mark. If you don't see your favorite, make sure to add it to the list.