We won't. That's why nutrition epidemiology studies are so bad and mostly useless. It's ok to simply say "let's not do this study which we know won't add anythi

We won't. That's why nutrition epidemiology studies are so bad and mostly useless. It's ok to simply say "let's not do this study which we know won't add anything to our knowledge of how nutrition affects health outcomes in real people". See David Chapman for an entertaining review: https://metarationality.com/nutrition https://metarationality.com/nutrition