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

Retatrutide 98.9% Purity — Mix PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 98.9% Acceptable purity · 98.88%
Dose vs label +4.0% Essentially at label -5.8% vs vendor claim
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this retatrutide batch (2025B53-10) at 98.88% purity via HPLC and mass quantification. Quantity showed a -5.8% deviation from the label, and the test is recent (3-6 months). Endotoxin status is not applicable. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • quantity deviation (-5.8%)
Test date
2025-11-18
Testing lab
LabE
Batch / lot
2025B53-10
Quantity
15.6mg
label 15mg · tested 15.6mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
7.1
Label dose
15mg
Context

How this result compares

This Retatrutide certificate's tested purity of 98.88% ranks higher than 4% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-11-18 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 27% of our catalogued Retatrutide certificates.

Mix Peptides has 93 certificates in our corpus, including 29 for Retatrutide at a median tested purity of 99.76%.

Manufacturer
Mix Peptides
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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
Silver Label / Silver Crimp / Black Cap
Catalogued
2026-04-16
Artifact hash
bf851ce63ba27771…
Saved source

Saved source document

sha256:a8329f070dfa0f09… — immutable copy held by TitrateLab

Related

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