Is There Such a Thing as Diet Tonic? The Ultimate Guide
                                
                                
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                                    4 min read                                
                            
                                Over 32 grams of sugar can be found in a single 12-ounce serving of regular tonic water, making a low-calorie alternative a welcome innovation. Fortunately, yes, there is such a thing as diet tonic, which offers the same signature bitter flavor with minimal calories.