Research peptide retailer
RETA UK
Searchable CoA table lists batch IDs, test dates and purity with View Certificate links for direct cross-check at janoshik.com/verify.
Headline price
Not disclosed
Regulated as
Not disclosed
Delivery area
Not disclosed
Certificate of Analysis profile
Founded
Not disclosed
Companies House
17202698
Baseline last reviewed
2026-08-19
CoA library: https://reta-uk.com/pages/coa
Re-checked on a rolling basis, not a fixed monthly cycle; see the last-verified date above. See methodology for how this is scored.
Separate from Testing Transparency
Responsible Practice assessment
Clear and responsibleNo specific concerns were recorded for RETA UK against our responsible-brand framework at the time of review.
We assess what a brand publishes and makes available to customers, not its intentions. Full framework and what each status means: how we assess brands. Think this is wrong? Email hello@peptideclear.co.uk with evidence.
Not yet Independently Verified
The Testing Transparency and Responsible Practice results above are free and the same for every retailer. Nobody has commissioned the deeper Independent Verification process for RETA UK yet. Request that it be run →
Our verdict
Last reviewed 2026-08-19. PeptideClear earns nothing when readers click through, and this link carries no tracking. Editorial criteria are documented in our methodology.
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