How long will 60mg of caffeine last?
                                
                                
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                                    3 min read                                
                            
                                According to the Sleep Foundation, the half-life of caffeine can range anywhere from 2 to 12 hours, demonstrating significant individual variability. The question of how long will 60mg of caffeine last is not straightforward, but is highly dependent on a person's unique metabolism, lifestyle, and overall health.