Is Vitamin B12 an Oxidant? Unpacking its Complex Chemical Role
                                
                                
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                                    5 min read                                
                            
                                A 2019 systematic review of studies concluded that a significant majority support vitamin B12 having beneficial antioxidant properties. However, its complex nature means that the question, 'Is vitamin B12 an oxidant?', arises from its ability to exist in different oxidation states, leading to misunderstandings about its true physiological function.