Table 1. Harvesting and chemical information for the tested NZ honey samples.
| Honey type | Harvest period | Area | Floral source | Major antimicrobial composition | ||
|---|---|---|---|---|---|---|
| DHA a | MGO a | H2O2 b | ||||
| Manuka | Spring 2010 | Hokianga, Northland, NZ | Leptospermum scoparium var. incanum | 4277 | 958 | 0.34 |
| Medihoney | Spring 2010 | Northland, NZ | Leptospermum scoparium var. incanum +Kunzea ericoides | 883 | 776 | 0.31 |
| Manuka/kanuka | Summer 2010/11 | Hokianga, Northland, NZ | Leptospermum scoparium var. incanum +Kunzea ericoides | 652 | 161 | 0.68 |
| Clover | N/A* | Balcutha, Otago, NZ | Trifolium spp. | <20 | <10 | 0.11 |
Notes.
a
MGO (methylglyoxal) levels were analyzed against di-hydroxyacetone (DHA) and expressed as mg MGO per kg of honey.
b
Rate of production of H2O2 (hydrogen peroxide) is expressed as µmol/h in 1 mL of 10% w/v honey.
*
Information not available.