More about Australian Zmanuka Natural Manuka honey collected in the wilderness of the Northern Rivers region, New South Wales, Australia. The low-temperature filtration method does not damage the original taste and nutrients of honey. It is characterized by a smooth and less sour taste. Everyone in the family can enjoy it. What is the 30+ 100+ 550+ in the product name? MethylGlyOxal (Methylglyoxal) content. ​ We have quantified how many mg of methylglyoxal is contained in 1 kg of Manuka honey. In the case of MGO +30, it represents the content of approximately 30 mg or more of methylglyoxal in 1 kg. ​ In 2006, a team led by Professor Thomas Helen of the Institute of Food Research at the Technical University of Dresden in Germany discovered that the main component of the antibacterial properties of Manuka honey is methylglyoxal. The methylglyoxal found in Manuka honey is not found in Manuka flowers, but is produced in the process by bees adding enzymes to the nectar and aging in the hive. Features of Australian Zmanuca AUSTRALIA'S MANUKA does not use any harmful sugars, antibiotics or chemicals. It uses a cold extraction method and only minimal processing to maintain the beneficial and healthy properties of Manuka honey.