Retatrutide 99.4% Purity — Ez PeptidesCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide batch (EXP-3RT1212162025-21) at 99.4% purity via HPLC, with endotoxins below LOQ. The tested quantity of 12.7mg showed a -6.5% deviation from the 12mg label. This test is recent (under 3 months old) and customers can verify it on the lab's public URL.
- Test date
- 2026-03-03
- Testing lab
- LabE
- Batch / lot
- EXP-3RT[PHONE_REDACTED]-21
- Quantity
- 12.7mg
- Endotoxins
- below LOQ
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.8
- Label dose
- 12mg
How this result compares
This Retatrutide certificate's tested purity of 99.40% ranks higher than 11% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-03-03 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 57% of our catalogued Retatrutide certificates.
Ez Peptides has 8 certificates in our corpus, including 6 for Retatrutide at a median tested purity of 99.90%.
Test report image
Finnrick
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
Verify on the upstream labSaved source document
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