What Vitamin Deficiencies Cause Red Lips? A Comprehensive Guide
                                
                                
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                                    4 min read                                
                            
                                Research indicates that up to 90% of angular cheilitis, a condition causing inflamed, red, and cracked lips, stems from poor diet and underlying nutritional issues. Understanding what vitamin deficiencies cause red lips is crucial for identifying the root cause and addressing this painful symptom effectively.