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

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

Tested purity 99.1% High purity · 99.08%
Dose vs label -4.0% Essentially at label -11.3% vs vendor claim
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabA tested this retatrutide batch (POL-R5-3) at 99.08% purity via HPLC. The tested quantity was 4.8mg against a 5mg label, representing an 11.3% deviation. Endotoxin status is not available, and the test is older (6-12 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • stale (6-12 months)
  • quantity deviation (>10%)
Test date
2025-08-12
Testing lab
LabA
Batch / lot
POL-R5-3
Quantity
4.8mg
label 5mg · tested 4.8mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
5.3
Label dose
5mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.08% ranks higher than 5% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-08-12 by LabA via HPLC + mass quantification + endotoxins. This test is newer than 11% of our catalogued Retatrutide certificates.

Polaris Peptides has 150 certificates in our corpus, including 39 for Retatrutide at a median tested purity of 99.83%.

Manufacturer
Polaris Peptides
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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
5mg
Container
Black Label / Black Crimp / Clear Green Cap
Catalogued
2026-04-16
Artifact hash
b5fe22c97add937b…
Saved source

Saved source document

sha256:2f05d0563852bba1… — immutable copy held by TitrateLab

Related

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