Histamine intolerance refers to when the body cannot eliminate histamine. This can result in symptoms that mimic an allergic reaction. It can occur due to genetic factors or certain medications.

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"Other people react negatively to histamines because they have overactive mast cells (a type of immune cell) or other immune-type reactions like seasonal allergies that fill their 'histamine ...

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Your immune system protects you, but sometimes it overreacts. Learn how to recognize the signs and regain balance.

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These mediators, which include chemicals such as histamine, cause an inflammatory ... This results in severe allergic reactions that repeatedly affect several body systems. Although both ...