The Nutritional Science Behind: What vitamin deficiency causes histamine?
                                
                                
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                                    4 min read                                
                            
                                Histamine intolerance, characterized by a build-up of histamine, can cause a wide array of symptoms, from headaches to digestive issues. Understanding **what vitamin deficiency causes histamine**-related problems is crucial, as several micronutrients are essential for its proper breakdown and regulation.