Retatrutide 99.8% Purity — Zen PeptidesCertificate of Analysis · Independent third-party lab result
LabG tested this Retatrutide at 99.8% purity via HPLC and mass quantification. The quantity tested was 9.8mg against a 10mg label, a -2.0% deviation. Endotoxin status is not applicable for this test type. The test is recent (3-6 months old) and a verification URL is available.
- no batch ID
- no endotoxin test
- Test date
- 2026-01-07
- Testing lab
- LabG
- Batch / lot
- (no batch ID)
- Quantity
- 9.8mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.8
- Label dose
- 10mg
How this result compares
This Retatrutide certificate's tested purity of 99.80% ranks higher than 43% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-01-07 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 38% of our catalogued Retatrutide certificates.
Zen Peptides has 32 certificates in our corpus, including 11 for Retatrutide at a median tested purity of 99.66%.
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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