Retatrutide 99.1% Purity — GYCCertificate of Analysis · Independent third-party lab result
This COA was extracted from a community forum / Discord channel. The original poster claimed a lab named 'Peptide Test' tested GYC's Retatrutide batch (GYC GB #10 Red Cap) at 99.064% purity, with quantity matching the label within 1%. However, the lab's signature is NOT directly verifiable from this source, and the image has passed through at least one re-share. This test is also stale (over 1 year old).
- chain-of-custody gap
- stale (1+ years old)
- no endotoxin test
- Test date
- 2024-12-31
- Testing lab
- Peptide Test
- Batch / lot
- GYC GB #10 Red Cap
- Quantity
- 14.93mg
- Endotoxins
- —
- Assay method
- —
How this result compares
This Retatrutide certificate's tested purity of 99.06% ranks higher than 5% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2024-12-31 by Peptide Test. This test is newer than 1% of our catalogued Retatrutide certificates.
GYC has 282 certificates in our corpus, including 77 for Retatrutide at a median tested purity of 99.72%.