Comment by bluGill

And most likely we will move too far in that direction in the near future. Too many people have their identity, religion, reputation, or paycheck invested in something about how they eat and so are unwilling to take an objective look at things. Instead they find studies that seem to fit their narrative and amplify them. They often will setup their experiments and data to get the results they want. And then we get into the reproducibility problem that science publications often have.