All Retatrutide Certificate of Analysis results— 9826 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.4% Purity — Peptide SciencesCertificate of Analysis · Independent third-party lab result

Tested purity 99.4% High purity · 99.41%
Dose vs label +8.0% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this retatrutide batch (Dec2, 15. 2025) at 99.41% purity via HPLC. The tested quantity was 32.4mg against a 30mg label, representing an 8% overage. Endotoxin status is not applicable for this test. The test is recent (under 3 months old) and customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
Test date
2026-02-22
Testing lab
LabE
Batch / lot
Dec2, 15. 2025
Quantity
32.4mg
label 30mg · tested 32.4mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
7.8
Label dose
30mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.41% ranks higher than 11% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-02-22 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 55% of our catalogued Retatrutide certificates.

Peptide Sciences has 273 certificates in our corpus, including 85 for Retatrutide at a median tested purity of 99.62%.

Manufacturer
Peptide Sciences
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.

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Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
30mg
Container
(no data)
Catalogued
2026-04-16
Artifact hash
eb8d9915e846ce05…
Saved source

Saved source document

sha256:ede1d8638ed72af4… — immutable copy held by TitrateLab

Related

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