Dr. McDougall is a maverick who disagrees with most experts. He recommends a high starch, low fat diet with no dairy or animal foods and other prohibitions. Its severe restrictions make it nutritionally questionable and it has never been properly tested in a controlled study.
Many health-related products are sold through multilevel marketing (MLM); now the FTC is warning them to stop making false claims about COVID-19. The tactics that MLMs use to promote all their products are deceptive and are a variation on the old Ponzi scam.
This book is a handy compendium of everything worth knowing about the anti-vaccine movement and how to challenge the misinformation.
The (Un)Well documentary series on Netflix asks "Wellness: does it bring health and healing, or are we falling victim to false promises?" But instead of answers, it offers false balance and confusion.