[Gibbon1]

There is also this

"Other nutrition research critics, such as John Ioannidis of Stanford University"

There is a good appeal to authority for you.

[nradov]

John Ioannidis is a critic of bad clinical research in general, not just nutrition. This is his most widely cited paper on the topic.

Ioannidis JPA (2005) Why Most Published Research Findings Are False. PLoS Med 2(8): e124. doi:10.1371/journal.pmed.0020124

https://journals.plos.org/plosmedicine/article?id=10.1371/jo...

[Gibbon1]

Ioannidis has zero credibility at this point.