Retatrutide 100.0% Purity — LilipeptideCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The retatrutide batch (October 8, 2025) showed 99.95% purity via HPLC. The tested quantity was 18.6mg against a 20mg label, a 7% deviation. Endotoxin status is not applicable, and the test is recent (3-6 months old).
- no endotoxin test
- quantity deviation (7%)
- Test date
- 2025-11-25
- Testing lab
- LabE
- Batch / lot
- October 8, 2025
- Quantity
- 18.6mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.3
- Label dose
- 20mg
How this result compares
This Retatrutide certificate's tested purity of 99.95% ranks higher than 91% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2025-11-25 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 28% of our catalogued Retatrutide certificates.
Lilipeptide has 285 certificates in our corpus, including 137 for Retatrutide at a median tested purity of 99.80%.
Test report image
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