Does Vitamin Deficiency Cause White Patches in the Mouth?
                                
                                
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                                    4 min read                                
                            
                                According to a 2025 study in the journal *Nutrients*, lower serum levels of certain vitamins, including Vitamin D, are significantly associated with an increased prevalence of oral fungal infections, which can appear as white patches. This connection raises the question: does vitamin deficiency cause white patches in the mouth?