H3O2 water has been called structured water, living enzyme, alkaline, electric water, the healthiest you can drink.
But according to experts, H3O2 lasts less than a second before falling apart.
And as for any health benefits, that "is absolute nonsense," said Joe Schwarcz, director of McGill University's Office for Science and Society.
A retired chemistry professor, Stephen K. Lower, has an entire website devoted to "Water Cluster Pseudoscience."