What are the side effects of one a day? Understanding the risks and benefits of multivitamins
                                
                                
                                •
                                
                                
                        
                                    
                                    4 min read                                
                            
                                According to the CDC, roughly half of all adults in the U.S. report taking some form of vitamin supplement. While many take them with good intentions, it's crucial to understand **what are the side effects of one a day**, as even a standard multivitamin is not without potential risks if used improperly.