Can You Have Too Much Vitamin B12? The Surprising Truth About High Doses
                                
                                
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                                    3 min read                                
                            
                                Unlike many other vitamins, B12 does not have a Tolerable Upper Intake Level (UL) set by health authorities, as it is generally considered safe even at high doses. This leads many to wonder, can you have too much vitamin B12 and are there any risks involved?