What Vitamin Deficiency Causes Brittle Teeth?
                                
                                
                                •
                                
                                
                        
                                    
                                    4 min read                                
                            
                                With some reports indicating nearly 90% of adults have had a cavity at some point, understanding the root causes of dental issues is crucial. A key factor is recognizing what vitamin deficiency causes brittle teeth, as certain nutritional shortages significantly weaken tooth structure from the inside out.