Independent Analytical Testing
Know exactly what's in the vial.
N.A. Diagnostics is an independent U.S. laboratory bringing transparency to the research peptide and supplement industry. Enter a batch number to see its lab results or learn how we keep vendors honest.
Simple & Transparent
How it works
Select tests
We offer purity and identity analysis tailored to your specific product and concerns.
Send samples
Our lab is based in the USA, so we can receive your samples quickly and securely.
Get results
Your results are published to the Verify portal and issued as a Certificate of Analysis.
No More Guessing
Supplement & peptide analysis made simple.
Stop relying on fake reviews, paid shills, and label claims. We uncover what's actually in the product and deliver accurate, quantifiable results fast.
Industry-standard methods
Literature-based methodology on professional-grade instruments.
Expert analysts
Testing performed and reviewed by trained analytical chemists.
Unannounced Independent Testing
Keeping vendors honest.
Through our independent testing project we acquire products from the open market, unannounced, and publish the results. No special treatment, no edited reports. Just the data, so the community can decide for itself.
Why N.A. Diagnostics
Built on accuracy and transparency.
Truly independent
We don't sell the products we test. Our only product is the truth about what's in them.
Quantifiable results
Clear purity percentages and identity confirmation not vague pass/fail hand-waving.
Fast turnaround
A U.S.-based lab means quick, secure sample handling and prompt reporting.
Fully public
Every certificate is published and permanently linkable by batch number.