Retatrutide 99.6% Purity — Marvel PeptideCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabG. It reports 99.6% purity for Retatrutide via HPLC, with quantity at 20.4mg (2% above the 20mg label). Endotoxin status is not applicable, and the test is recent (under 3 months). Customers can verify this COA on LabG's public URL.
- no endotoxin test
- Test date
- 2026-04-02
- Testing lab
- LabG
- Batch / lot
- feb 5, 2026
- Quantity
- 20.4mg
- 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 99.60% ranks higher than 20% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-04-02 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 63% of our catalogued Retatrutide certificates.
Marvel Peptide has 10 certificates in our corpus, including 10 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
sha256:72810f3513a6e097…
— immutable copy held by TitrateLab