Research peptide retailer
Crown Peptides
Every bottle is said to carry a QR code and dated CoA reachable via an open, no-login peptide selector on their own /lab-reports/ page, but the QR resolves to Crown's own website (not an independent lab portal) and no specific lab is ever named, only 'HPLC and MS' methods cited.
Headline price
Not disclosed
Regulated as
Not disclosed
Delivery area
Not disclosed
Certificate of Analysis profile
CoA per batch
Yes
Access
open
Lab
Not named
QR-verifiable
No
Trust Index status
CoA: strong70/100 · A-
Founded
Not disclosed
Companies House
17068950
Business Transparency
Confirmed
Last verified
2026-08-13
CoA library: https://crownpeptides.co.uk/lab-reports/
Re-checked on a rolling basis, not a fixed monthly cycle; see the last-verified date above. See methodology for how this is scored.
Not yet Independently Verified
The CoA tier and Responsible Practice status above are free and mechanical. Nobody, including Crown Peptides, has paid for the deeper lab-accreditation, batch-traceability, and corporate-history checks yet. Request that it be run →
Our verdict
Last reviewed 2026-08-13. PeptideClear earns nothing when readers click through, and this link carries no tracking. Editorial criteria are documented in our methodology.
Ready to start?
Visit Crown Peptides →
No commission earned. Untracked link, direct to Crown Peptides.