His news-style infomercials – broadcast frequently on late night TV in North America – have promoted a range of products, including health aids, dietary supplements (coral calcium), real estate investment strategies, and memory-improvement courses. His latest series of infomercials features his book
Natural Cures "They" Don't Want You To Know About. In it he makes various claims about the safety and health of our food supply, arguing that diseases such as cancer can be cured with naturopathic remedies. He likewise maintains that the pharmaceutical industry is actively suppressing these miracle cures, so that they can continue to profit from their patented treatments.
Critics of Trudeau point to his established criminal history and warn buyers to be wary of his advice. He has been called a confidence trickster, and a deceptive marketer, and has been called the epitome of the snake oil salesman, quack, or flim-flam-man. Nevertheless, Trudeau's commercials have been quite successful: as of Sunday, September 25, 2005, according to the New York Times, this book is the number one selling current nonfiction book in the United States.
