Retatrutide 99.2% Purity — LsplCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The retatrutide batch (REDRT40-MFG:09/25/2025) showed 99.15% purity via HPLC. The tested quantity was 41mg against a 40mg label, a 2.5% deviation. Endotoxin status is not applicable, and the test is recent (3-6 months old).
- no endotoxin test
- Test date
- 2026-01-07
- Testing lab
- LabE
- Batch / lot
- REDRT40-MFG:09/25/2025
- Quantity
- 41mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 8.3
- Label dose
- 40mg
How this result compares
This Retatrutide certificate's tested purity of 99.15% ranks higher than 6% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-01-07 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 38% of our catalogued Retatrutide certificates.
Lspl has 56 certificates in our corpus, including 25 for Retatrutide at a median tested purity of 99.60%.
Test report image
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