Is 325 grams of caffeine too much? Understanding the Fatal Difference Between Grams and Milligrams
                                
                                
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                                    4 min read                                
                            
                                The U.S. Food and Drug Administration (FDA) recommends that healthy adults limit their daily caffeine intake to 400 milligrams, an amount that is 812.5 times smaller than 325 grams. So, is 325 grams of caffeine too much? The answer is a definitive and life-threatening yes, due to a common and critical misunderstanding of units of measurement.