Letters like the one above are not written by essiac companies , they are written by ordinary people. The essiac anecdotal record of the past 75 years has many and new ones keep turning up. The conversation is evidence and that is that. Essiac will never be more than a dietary supplement . There are many sources of information critical of essiac and people are free to find and read them, the same for all dietary supplements.
Freedom of choice is what America is supposed to be about.