Histamine intolerance is a multifaceted condition in which the body’s capacity to metabolise ingested histamine is overwhelmed, often due to a deficiency or reduced activity of diamine oxidase (DAO), ...

Up to 75% of women with histamine intolerance harbor genetic variations that lead to DAO deficiency, according to a study in the journal Biomedicine. Experts explain that variations in a gene known as ...

Histamine intolerance (HIT) is a trending buzzword within the realm of functional nutrition and integrative health. Although mainstream medicine has not officially accepted it as a clinical diagnosis, ...

When you hear the word "histamine," you might think of Benadryl—and you'd be right: Antihistamine drugs like Benadryl are used when the body produces histamines in reaction to an allergen. Histamines ...

For years, reactions to histamine-rich foods like red wine, aged cheeses, and dark chocolate were dismissed as vague "sensitivities" or even psychosomatic quirks in mainstream medicine. Histamine ...