Gastrointestinal Effects on the Antioxidant and Immunomodulatory Properties of South African Fynbos Honey.

The Fynbos biome, Western Cape Province, South Africa, produces a unique honey from . The bioactivity of Fynbos (FB1-FB6) honeys and Manuka, unique manuka factor 15+ (MAN UMF15+) honey subjected to simulated digestion, was compared. The effect of each phase of digestion on the antioxidant properties and nitric oxide- (NO-) associated immunomodulatory effects was determined.