What Tea Has High Caffeine? A Deep Dive into Energizing Brews
                                
                                
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                                    4 min read                                
                            
                                While many assume black tea is the most caffeinated, a single serving of matcha can contain more caffeine than some black teas due to consuming the entire leaf. The question of what tea has high caffeine is more nuanced than it seems, depending on the tea variety, processing, and brewing methods.