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

Retatrutide 99.8% Purity — Reta PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.82%
Dose vs label -5.5% Under the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabE tested this retatrutide at 99.82% purity via HPLC and mass quantification. The tested quantity was 18.9mg against a 20mg label, a deviation of -5.5%. Endotoxin status is not applicable for this test. The test is older (6-12 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • older (6-12 months)
  • no batch ID
Test date
2025-09-04
Testing lab
LabE
Batch / lot
(no batch ID)
Quantity
18.9mg
label 20mg · tested 18.9mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
7.6
Label dose
20mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.82% ranks higher than 48% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-09-04 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 13% 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

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
20mg
Container
No Label / Copper Crimp / Clear Cap
Catalogued
2026-04-16
Artifact hash
b8bacb720ebec2a8…
Saved source

Saved source document

sha256:71fb4794afdd8565… — immutable copy held by TitrateLab

Related

Other Retatrutide certificates

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 →