MTHFR, MCAS, histamine intolerance and gut health may be more connected than most people realize. MTHFR influences methylation, a process involved in many functions throughout the body including pathways involved in histamine metabolism. Research also suggests that inflammation and the gut environment may influence how genes are expressed. Your genes may load the gun. Your environment can influence how loudly they speak. Free guide → Link in bio #mthfr #mcas #histamineintolerance #guthealth #mic