Honey New Zealand UMF10 Manuka Honey is the starting point for rating UMF Manuka honey. Manuka Honey has a special antibacterial activity called Unique Manuka Factor UMF. Laboratory research has shown that the UMF & hydrogen peroxide found in this honey kills bacteria found in wounds general infections & stomach ulcers.UMF 10 is Generally used to help maintain a healthy immune & digestion system. All Honey New Zealand UMF products have been tested & certified by independent labo