Retatrutide 99.9% Purity — ZepeptideCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide at 99.9% purity using HPLC, mass quantification, and endotoxin testing. The quantity tested was 12.7mg against a 10mg label, a 27% deviation. Endotoxins were below LOQ, and the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.
- high quantity deviation (+27%)
- no batch ID
- Test date
- 2026-04-23
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 12.7mg
- Endotoxins
- below LOQ
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.9
- Label dose
- 10mg
How this result compares
This Retatrutide certificate's tested purity of 99.90% ranks higher than 70% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-04-23 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 69% of our catalogued Retatrutide certificates.
Zepeptide has 53 certificates in our corpus, including 26 for Retatrutide at a median tested purity of 99.80%.
Test report image
Finnrick
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Verify on the upstream labSaved source document
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