Current supplement regulations in the US (and many countries) are overtly anti-consumer and pro-industry, and are the direct result of aggressive industry lobbying and having powerful senators in their pocket. The rise in calls to poison control for supplements are just one manifestation of this situation.
A new review of research finds a modest but inconsistent benefit from consuming artificial sweeteners over sugar. Their conclusion of a possible backfire effect, however, does not seem to be supported by the studies they review.
An Amish farmer is convicted of selling a caustic poison as patent medicine (and of witness tampering) and yet is defended by "alternative medicine" proponents who apparently want the freedom to be defrauded and harmed.
The bottom line is that there are trade-offs and complexities when it comes to biology. A high carbohydrate diet is a risk factor for many diseases, and this is highly genetically variable. Types of sugar matter, weight matters, exercise matters, and genetics matter. The same is true of fat.
Julie Reason and her husband are producing a documentary about her cancer, and efforts to cure it. Based on their comments, they are drawing upon an established and false narrative about the causes and cures of cancer, one that can be dangerous to her, and all other cancer patients.