Retatrutide 99.8% Purity — Zhuoyan PeptidesCertificate of Analysis · Independent third-party lab result

Name: Retatrutide COA — Zhuoyan Peptides (99.8% purity)
Creator: LabG
License: https://titratelab.com/terms

Tested purity 99.8% High purity · 99.8%

Dose vs label +1.3% Essentially at label

Evidence URL referenced

Test date: 2026-06-16
Testing lab: LabG
Batch / lot: 4.26.2026
Quantity: 15.2mg
Endotoxins: —
Assay method: HPLC + mass quantification + endotoxins
Label dose: 15mg

Context

How this result compares

This Retatrutide certificate's tested purity of 99.80% ranks higher than 42% of the 11306 Retatrutide certificates with a purity result we have catalogued (median 99.84%).

Tested 2026-06-16 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 80% of our catalogued Retatrutide certificates.

Zhuoyan Peptides has 4 certificates in our corpus, including 4 for Retatrutide at a median tested purity of 49.85%.

Manufacturer

Zhuoyan Peptides

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Source

Finnrick

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: HPLC + mass quantification + endotoxins
Test type: finnrick_composite
Dose: 15mg
Container: No label / Silver crimp / Black cap
Catalogued: 2026-08-01

Other Retatrutide certificates

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

Retatrutide 99.8% Purity — Zhuoyan PeptidesCertificate of Analysis · Independent third-party lab result

How this result compares

Finnrick

Other Retatrutide certificates

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