All Retatrutide Certificate of Analysis results(10,742 COAs)
TitrateLab · Certificate of Analysis

Retatrutide 99.5% Purity — Werner ScienceCertificate of Analysis · Independent third-party lab result

Tested purity 99.5% High purity · 99.494%
Dose vs label +1.1% Essentially at label
Evidence URL referenced
Test date
2025-01-24
Testing lab
Janoshik
Batch / lot
Quantity
10.11mg
label 10 mg · tested 10.11mg
Endotoxins
Assay method
Assessment of a peptide vial or vials.
Label dose
10 mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.49% ranks higher than 14% of the 10737 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-01-24 by Janoshik via Assessment of a peptide vial or vials.. This test is newer than 1% of our catalogued Retatrutide certificates.

Werner Science has 11 certificates in our corpus, including 3 for Retatrutide at a median tested purity of 99.49%.

Manufacturer
Werner Science
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Source

Janoshik (public)

URL referenced

This entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.

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Method
Assessment of a peptide vial or vials.
Dose
10 mg
Catalogued
2026-06-19
OCR text Raw extracted text

Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.

Retatrutide: 10.11 mg; Purity: 99.494%
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This certificate is part of TitrateLab's community-trust corpus. See more from Werner Science or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →