High histamine intolerance and MCAS aren’t just “histamine problems” — they’re your mast cells screaming that something deeper is wrong. In the short term, yes, we absolutely have to calm the fires: low-histamine diet, natural antihistamines, mast cell stabilizers, and aggressive flare management so you can actually function. But if we stop there, we’re just putting band-aids on a volcano. The real healing happens when we go after the root triggers I’ve seen drive 95% of stubborn cases in my tel