In a saucepan, combine water and sugar over medium heat, stirring until the sugar dissolves completely.

Prepare the Base

Once the sugar is dissolved, remove from heat and add caramel color, caffeine, phosphoric acid, and natural flavors. Stir well to combine.

Add Flavors

Allow the mixture to cool, then mix with carbonated water in a large pitcher. Serve over ice.

In a saucepan, combine water and sugar over medium heat, stirring until the sugar is completely dissolved.

Remove from heat and stir in citric acid and natural lemon and lime flavors. Mix thoroughly.

Let the mixture cool, then pour it into a pitcher with carbonated water. Serve chilled.

In a saucepan, heat water and sugar over medium heat, stirring until the sugar is dissolved.

Remove from heat and stir in the root beer extract until well combined.

Let the mixture cool and then mix with carbonated water in a large container. Serve over ice.