All Retatrutide Certificate of Analysis results— 9827 COAs
TitrateLab · Certificate of Analysis

Retatrutide 100.0% Purity — Shanghai Leader Peptide BiotechnologyCertificate of Analysis · Independent third-party lab result

Tested purity 100.0% High purity · 99.95%
Dose vs label +1.3% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

This COA was tested by an independent third-party lab, LabE. The retatrutide batch (14) showed 99.95% purity via HPLC and mass quantification. The tested quantity was 15.2mg against a 15mg label, a deviation of 1.3%. Endotoxin status is not applicable for this test. The test is recent (3-6 months old).

Watch out for
  • no endotoxin test
Test date
2025-12-29
Testing lab
LabE
Batch / lot
14
Quantity
15.2mg
label 15mg · tested 15.2mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
10.0
Label dose
15mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.95% ranks higher than 91% of the 9822 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-12-29 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 36% of our catalogued Retatrutide certificates.

Shanghai Leader Peptide Biotechnology has 57 certificates in our corpus, including 24 for Retatrutide at a median tested purity of 99.73%.

Manufacturer
Shanghai Leader Peptide Biotechnology
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

Artifact captured

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
15mg
Container
White Label / Silver Crimp / Clear Cap
Catalogued
2026-04-16
Artifact hash
965b52df08772149…
Saved source

Saved source document

sha256:011430e779c4dd78… — immutable copy held by TitrateLab

Related

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This certificate is part of TitrateLab's community-trust corpus. See more from Shanghai Leader Peptide Biotechnology or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →