What Really Cancels Out Caffeine? How to Reduce its Effects
                                
                                
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                                    4 min read                                
                            
                                According to the FDA, the half-life of caffeine is typically four to six hours, meaning it takes your body significant time to process and eliminate it. So, what truly cancels out caffeine when you've had one cup too many? Instead of a quick fix, the solution lies in managing and mitigating the stimulant's effects.