DR Healthcare DAOfood Plus - Dietary Management of DAO Deficiency/Histamine Intolerance - 60 EFICAPS Capsules with Gastro-Resistant Tablets - DAO Enzyme, Quercetin and Vitamin CCONTAINS DiAmine Oxidase (DAO) enzyme of high metabolic activity and bioavailability. CAPSULES with EFICAPS technology for controlled release of active ingredients. DAO intake through DAOfood Plus prevents systemic absorption of exogenous or dietary histamine. TABLETS with gastro resistant coating, essential for the release of DAO enzyme in the intestine, where DAO performs its function INCLUDES Quercetin and Vitamin C as adjuvants for the dietary