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

Retatrutide 99.9% Purity — Reta PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.90%
Dose vs label +1.0% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this retatrutide batch (2/1/2016) at 99.9% purity via HPLC and mass quantification. Quantity matched the label within 1%, and the test is recent (under 3 months). Endotoxin status is not applicable for this test type. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
Test date
2026-04-23
Testing lab
LabE
Batch / lot
2/1/2016
Quantity
20.2mg
label 20mg · tested 20.2mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
10.0
Label dose
20mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.90% ranks higher than 70% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-04-23 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 69% of our catalogued Retatrutide certificates.

Reta Peptide has 249 certificates in our corpus, including 80 for Retatrutide at a median tested purity of 99.87%.

Manufacturer
Reta Peptide
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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
20mg
Container
No Label / Golden Crimp / Clear Cap
Catalogued
2026-04-25
Artifact hash
bbd69cdd1dee0452…
Saved source

Saved source document

sha256:c15bb5da9c3b4b4b… — immutable copy held by TitrateLab

Related

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