Beyond B12: What Vitamin Deficiency Causes Purple Lips and Other Causes
                                
                                
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                                    3 min read                                
                            
                                According to medical experts, purple or bluish lips, known as cyanosis, signal inadequate blood oxygenation rather than a straightforward vitamin deficiency. However, some nutritional deficiencies can contribute to conditions like anemia, which may impact lip color. Understanding the real root cause is crucial for proper treatment.