Are Most People B12 Deficient? Separating Fact from Fiction
                                
                                
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                                    5 min read                                
                            
                                While pop culture suggests widespread issues, only about 6% of the U.S. and U.K. population under 60 have a clinical vitamin B12 deficiency. So, are most people B12 deficient, or are some groups simply at higher risk due to diet or absorption problems?