How many calories are in everyday tea? The definitive guide
                                
                                
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                                    4 min read                                
                            
                                Plain tea, brewed from the leaves of the *Camellia sinensis* plant, is virtually calorie-free, with a standard 8-ounce cup containing a negligible 2-3 calories. The vast difference in caloric content comes from popular additions like milk, sugar, and syrups.