Retatrutide 99.6% Purity — Zen PeptidesCertificate of Analysis · Independent third-party lab result
LabG tested this retatrutide at 99.6% purity via HPLC and mass quantification. The tested quantity was 17.5mg, significantly exceeding the 15mg label by 16.7%. Endotoxin status is not applicable, and the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (16.7%)
- no batch ID
- Test date
- 2026-01-01
- Testing lab
- LabG
- Batch / lot
- (no batch ID)
- Quantity
- 17.5mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.7
- Label dose
- 15mg
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 2026-01-01 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 37% 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
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