I cannot offer you any first hand experience of trying it Razzle, but I would be sceptical of any complimentary therapies, especially for cancer , especially one described, bluntly by the US FDA as a "Fake Cancer Cure Consumers Should Avoid"
Wiki has some useful background and links, rei-iterating the point that there is no reputable clinical evidence to support the use of essiac.
http://en.wikipedia.org/wiki/Essiac



