Onuku Premium Manuka Honey UMF 5+ in a 500g jar.
UMF Compared to MGO
Unfortunately, there are a number of grading systems in use that indicate the relative strengths of your Mauka Honey. This can be really confusing. Onuku Premium New Zealand Manuka Honey uses the long established UMF system. The use of MGO (Methylgloxal content) is also popular. Here is an easy comparison chart.