What Deficiency Causes Tongue Bumps? Uncovering the Nutritional Links
                                
                                
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                                    5 min read                                
                            
                                According to health data, tongue issues like glossitis are frequently a physical manifestation of systemic health problems, with nutritional deficiencies often to blame. Understanding what deficiency causes tongue bumps is a key first step toward addressing the root cause and restoring overall oral and systemic health.