What vitamins should not be taken in high doses in a supplement and why?
                                
                                
                                •
                                
                                
                        
                                    
                                    5 min read                                
                            
                                While it is nearly impossible to reach toxic levels of vitamins through food alone, consuming high-dose vitamin supplements can lead to hypervitaminosis. This condition is why understanding what vitamins should not be taken in high doses in a supplement is critical for your health and safety.