Can Niacin Cause Skin Flushing? Understanding the 'Niacin Flush'
                                
                                
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                                    4 min read                                
                            
                                According to health experts and extensive clinical data, niacin, or vitamin B3, is well-known for its potential to cause a temporary but sometimes intense skin flushing. This common side effect, often referred to as the 'niacin flush,' is a frequent concern for new supplement users and can be managed effectively.