Which vitamin deficiency can cause forgetfulness and mimic symptoms of dementia but it's reversible?
                                
                                
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                                    5 min read                                
                            
                                Research indicates that up to 15% of the elderly population may suffer from a vitamin B12 deficiency, a condition that can cause forgetfulness and mimic symptoms of dementia but it's reversible. This makes it a critical, yet often missed, diagnosis in people experiencing cognitive changes.