answered Apr 29, 2010 at 01:11PM
There was one clinical trial on humans, through Health New Zealand LTD and Auckland University. The Clinical trials were done from April of 2008 through August of 2008. The study was done on 48 smokers to test for overall satisfaction of the product as well as health effects both good and bad. According to Auckland University’s website, the study has been completed and the data is being analyzed.