Retatrutide 99.9% Purity — GYCCertificate of Analysis · Independent third-party lab result
Peptide Test reported this retatrutide batch (TK ; Retatrutide 50MG Green Cap, Samples RA & RB, Batch 1250, MFG 2025-09-12/50) at 99.87% purity. However, the tested quantity was 22.88% over the 50mg label, and endotoxin status was not reported. The test is recent (under 3 months old).
- no endotoxin test
- quantity deviation (22.88% over)
- Test date
- 2026-03-30
- Testing lab
- Peptide Test
- Batch / lot
- TK ; Retatrutide 50MG Green Cap, Samples RA & RB, Batch 1250, MFG 2025-09-12/50
- Quantity
- 61.44mg
- Endotoxins
- —
- Assay method
- —
How this result compares
This Retatrutide certificate's tested purity of 99.87% ranks higher than 59% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-03-30 by Peptide Test. This test is newer than 63% of our catalogued Retatrutide certificates.
GYC has 282 certificates in our corpus, including 77 for Retatrutide at a median tested purity of 99.72%.