But most importantly, and most relevantly for the lesswrong sort of person, is that it is basically impossible to study diets in anything resembling double blind randomised placebo controlled.
To be more exact, doing that is basically outlawed. You could run those studies in prisons but that wouldn’t get past the ethical review board.
To be more exact, doing that is basically outlawed. You could run those studies in prisons but that wouldn’t get past the ethical review board.