Histamine intolerance symptoms and MCAD symptoms can be very similar, for similar reasons. MCAD folks release too much histamine while histamine intolerance folks can't break it down, but both end up with too much histamine in the body.
Anti Diet - My journey with itchy skin.: Beyond TSW : Autoimmune Protocol Histamine Intolerance The Anti-Diet Solution is a system of eating that heals the lining inside of your gut by destroying the bad bacteria and replacing it with healthy bacteria
What is histamine intolerance? Histamine is a chemical involved in your immune system, proper digestion, and your central nervous system. It is a neurotransmitter, meaning that it communicates important messages from your body to your brain.