A science-backed nutrition strategy is gaining attention for easing inflammation, digestive discomfort, and immune-related symptoms.

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 is a natural chemical that helps your cells communicate. It plays a few important roles in your body, including managing your sleep cycle and supporting your brain function. But it is best ...

Diamine oxidase (DAO) is a digestive enzyme that rids your body of histamine. Histamine is a signal protein important for digestion, allergic response, immunity, and more. Experts don't agree, but ...