Retatrutide 99.4% Purity — Mai PeptideCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. It reports 99.36% purity for Retatrutide via HPLC, with quantity testing showing 31.8mg against a 30mg label (6% deviation). Endotoxins were reported as low. The test is recent (3-6 months old) and a verification URL is available.
- no batch ID
- quantity deviation (6%)
- Test date
- 2026-02-04
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 31.8mg
- Endotoxins
- low
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 6.4
- Label dose
- 30mg
How this result compares
This Retatrutide certificate's tested purity of 99.36% ranks higher than 10% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-02-04 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 47% of our catalogued Retatrutide certificates.
Mai Peptide has 77 certificates in our corpus, including 32 for Retatrutide at a median tested purity of 99.80%.
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
sha256:63622d189637627e…
— immutable copy held by TitrateLab