The science behind your supplements.
Nutrascience Watch reads the literature so the supplement aisle stops getting away with it. Ingredient explainers, bioavailability research, and dosing rationale, every claim sourced to PubMed.
- Peer-reviewed sources
- GRADE evidence
- Independent editorial
- Published corrections
Start here
- How to read a Supplement Facts panel
- Why most magnesium supplements do not work
- Omega-3: EPA vs DHA, ratio, and dose
- Berberine vs metformin: what the studies actually say
About this site
We publish under a public editorial standards policy and a five-stage review process. Articles are written and reviewed by the NSW Editorial Team. We do not accept paid placements from third-party brands, and we do not make disease, treatment, or prevention claims.
Editorial Standards · How We Review · Editorial Team