How much caffeine does Reign have? A Comprehensive Nutrition Diet Analysis
                                
                                
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                                    4 min read                                
                            
                                According to the U.S. Food and Drug Administration (FDA), most healthy adults can safely consume up to 400 milligrams of caffeine per day. Given this, it's crucial to understand just **how much caffeine does Reign have** before incorporating it into your routine, as its high content can significantly impact your daily intake.