Retatrutide 99.9% Purity — Ln PeptidesCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. It reports 99.9% purity for Retatrutide via HPLC and mass quantification. The tested quantity of 29.7mg is within 1% of the 30mg label. The test is recent (under 3 months), but endotoxin status is unknown. Customers can verify on the lab's public URL.
- no endotoxin test
- no batch ID
- Test date
- 2026-02-11
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 29.7mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 8.0
- Label dose
- 30mg
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 2026-02-11 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 50% of our catalogued Retatrutide certificates.
Ln Peptides has 36 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
sha256:6d6dcce11f1c1354…
— immutable copy held by TitrateLab