How many calories are in 20 oz dr pepper? The Ultimate Nutritional Breakdown
                                
                                
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                                    3 min read                                
                            
                                According to the official Keurig Dr Pepper product facts, a standard 20 oz bottle of Dr Pepper contains 240 calories. This substantial amount of energy, primarily from sugar, offers virtually no nutritional value and is considered a source of 'empty calories'.