Histamine Intolerance & MCAS: The Acid Reflux Link
If your reflux comes with flushing, headaches, hives, itching, a racing heart, or reactions to foods like wine, aged cheese and leftovers, ordinary acid reflux might not be the whole story. Histamine intolerance and mast cell activation syndrome (MCAS) can both drive reflux-type symptoms, and there’s a solid mechanistic …
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