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 ...

Many foods contain high histamine levels, including alcohol, aged cheeses, and fermented products. Certain medications and health conditions can also cause a histamine imbalance. Histamine is a ...

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, ...

Allergy and intolerance test kits can cost hundreds of pounds – but they might not provide the answers you're hoping for Megan is a senior researcher and writer at Which?, with a background in data ...