Does Coffee Milk Have Caffeine? Unpacking the Truth
                                
                                
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                                    4 min read                                
                            
                                Rhode Island's official state drink, coffee milk, contains a trace amount of caffeine—about 15 percent of what's in a cup of hot coffee. While this may surprise some, the presence of caffeine is a standard feature of the beverage, which is made by mixing coffee syrup with milk.