Comvita UMF 5 Manuka Honey is produced in New Zealand and contains unique plant phenols. Manuka Honey is sourced from New Zealand? remote, pollution free forests and is renowned for its unique flavour and health benefits. The bees feed off the Manuka plant (Leptospermum scoparium) which has delicate pink or white flowers and is native to New Zealand. Pure New Zealand active Manuka Honey, UMF 5 Manuka Honey is guaranteed to be at least UMF 5 and has been verified by an independent testing laboratory. Comvita use UMF - stands for ?nique Manuka Factor? a measure of the unique type of activity which is naturally present at varying levels in honey. UMF Manuka Honey, the type of Manuka Honey which has a high enough level of this activity to warrant carrying the UMF trademark. The mark UMF is followed by a number that indicates the strength of the UMF activity in a batch of UMF Manuka Honey. The higher the UMF rating, the more potent the product.