A little knowledge goes a long way
Learn to look beyond the label.
Understand doses, testing evidence and the details that make a useful comparison, then compare real products side by side.
Supplement guides
Guides to labels, doses, forms and testing, so you compare supplements like for like.
SupplementsHow to Read a Supplement Label (US)A practical guide to the Supplement Facts panel, serving sizes, % Daily Value and the numbers worth comparing.9 min readSupplementsThird Party Tested Supplements: What the Evidence Means (US)Check what independent testing covers, which product it concerns and how to verify a claim.8 min readSupplementsSupplement Forms Explained: Capsules, Tablets and More (US)Understand supplement formats without assuming one shape means better ingredients or better value.8 min read
How we work
How we research, score and verify, so you can judge our comparisons for yourself.
Our methodologyHow we compare products like for like.
How we score productsThe categories that make up a score, and how they are weighted.
How we verify testingHow we tell a manufacturer claim from checkable evidence.
Editorial policyHow our content is researched, written and reviewed.
Corrections policyHow we handle mistakes, and how to report one.
Affiliate disclosureHow the site is funded, and why it never changes a score.