Comvita Pure Manuka Honey Lozenges are made with 100% UMF 10+ Manuka Honey. Delicious and naturally soothing, these extra strength lozenges are super convenient for any time of day. New Zealand Manuka Honey has long been valued for its unique health-maintaining effects. UMF10+ Manuka Honey is independently certifiied and tested to have a high strength rating of at least 10+. The UMF trademark for Manuka honey guarantees this Manuka Honey honey has been independently tested and certified by the independent New Zealand Manuka Honey Association for its unique strength rating and exceptional quality standards.