causal
Analysis v1
Just watching what people eat and seeing how healthy they are doesn't prove that the food is causing the health results — you need to test it by changing what people eat on purpose.
Evidence from Studies
No evidence studies found yet.
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.