All Retatrutide Certificate of Analysis results— 9828 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.1% Purity — MKM PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.1% High purity
Dose vs label +5.5% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this retatrutide batch (MKM2603) at 99.102% purity via HPLC. The tested quantity was 10.55 mg, a 5.5% deviation from the 10 mg label. Endotoxin status is unknown, but the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • quantity deviation (5.5%)
Test date
2026-04-09
Testing lab
Janoshik
Batch / lot
[NAME_REDACTED]
Quantity
10.55 mg
label 10 mg · tested 10.55 mg
Endotoxins
Assay method
HPLC
Context

How this result compares

This Retatrutide certificate's tested purity of 99.10% ranks higher than 5% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-04-09 by Janoshik via HPLC. This test is newer than 64% of our catalogued Retatrutide certificates.

MKM Peptides has 95 certificates in our corpus, including 14 for Retatrutide at a median tested purity of 99.86%.

Manufacturer
MKM Peptides
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

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
Test type
purity+quantity
Catalogued
2026-04-22
Artifact hash
8745f2f368804d47…
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This certificate is part of TitrateLab's community-trust corpus. See more from MKM Peptides or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →