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  1. Histamine - Wikipedia

    Histamine is involved in the inflammatory response and has a central role as a mediator of itching. [6] As part of an immune response to foreign pathogens, histamine is produced by basophils …

  2. What Is Histamine? - Cleveland Clinic

    What is histamine? Histamine is a signaling chemical your immune system releases to send messages between different cells. Histamine has several functions, but it’s mainly known for …

  3. Histamines: What they do, and how they can overreact - WebMD

    Aug 14, 2022 · " Histamine poisoning" can happen if you eat fish that weren't kept at safe temperatures and spoiled before you got them. Those fish can build up high levels of …

  4. What Is Histamine and What Is Its Role in the Body? - Healthline

    Oct 2, 2023 · Read on to learn more about how histamine works, what can trigger a histamine response, and how to seek treatment for conditions that might cause an overload of histamine …

  5. Histamine Intolerance: Symptoms, Diagnosis, and Beyond - PMC

    Histamine intolerance is a condition characterized by the accumulation of histamine to a point that exceeds the body’s capacity to eliminate it. Researchers have attributed several reasons to …

  6. Histamine | Description & Facts | Britannica

    Oct 13, 2025 · Histamine, biologically active substance found in a variety of organisms. Plants that produce histamine include stinging nettles, and histamine occurs in the venom of some …

  7. 6 Signs of Histamine Overload: Recognizing Histamine

    May 1, 2025 · Discover the signs and symptoms of histamine overload and learn how to recognize symptoms of a histamine reaction.

  8. Histamine: Function, Reactions and Side Effects

    Oct 4, 2024 · The crucial roles of histamine in the body range from immune response to digestion. Learn about its effects, triggers, & how to manage histamine levels effectively.

  9. HISTAMINE Definition & Meaning - Merriam-Webster

    The meaning of HISTAMINE is a compound C5H9N3 especially of mammalian tissues that causes dilation of capillaries, contraction of smooth muscle, and stimulation of gastric acid …

  10. What is Histamine? - News-Medical.net

    Jul 14, 2023 · Histamine is an amine that is produced as part of a local immune response to cause inflammation.