Best Overall: Drinkmate Home Carbonation System

"One of the biggest draws of this soda maker is that it can be used to carbonate any liquid. You can make fizzy orange juice in the morning, a sparkling spot of tea in the afternoon, and carbonated cocktails for happy hour. That's a big differentiator from other soda makers that are designed to only work with water. Testers noted that carbonating anything other than water could damage and/or void the warranty of other soda machines."

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