Retatrutide 99.5% Purity — PGBCertificate of Analysis · Independent third-party lab result
This COA for Retatrutide batch PGB-R24-1 was extracted from a community forum/Discord channel. The original poster claimed Janoshik tested the product, reporting 99.517% purity. However, the lab's signature is not directly verifiable from this source, and there's a significant quantity deviation (17.75% over label). This should be treated as community signal, not confirmation.
- chain-of-custody gap
- no endotoxin test
- significant quantity deviation
- Test date
- 2026-04-20
- Testing lab
- Janoshik
- Batch / lot
- PGB-R24-1
- Quantity
- 28.26mg
- Endotoxins
- —
- Assay method
- —
How this result compares
This Retatrutide certificate's tested purity of 99.52% ranks higher than 16% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-04-20 by Janoshik. This test is newer than 68% of our catalogued Retatrutide certificates.
PGB has 61 certificates in our corpus, including 5 for Retatrutide at a median tested purity of 99.68%.