The research behind every claim on this site.

Peer review, in one paragraph

Before publication, independent experts try to find the holes — in the methods, the maths, the conclusions. It doesn't make a study true. It makes it checked.

Why one study is never enough

A result in 20 mice is a question, not an answer. Strength comes from replication: the same finding, different teams, human trials.

How the grades work

• StrongReplicated trials & meta-analyses.
• EmergingEarly human data, plausible mechanism.
• SpeculativePreclinical or contested.