Can B12 Deficiency Cause Bad Teeth? The Hidden Connection
                                
                                
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                                    4 min read                                
                            
                                According to a study published in *Frontiers in Nutrition*, lower vitamin B12 levels are significantly associated with a higher burden of dental disease, especially in older adults. This raises a critical question: Can B12 deficiency cause bad teeth? The answer involves a complex interplay between this essential nutrient and your body's oral defenses.