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

Retatrutide 99.6% Purity — Peptide SciencesCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.61%
Dose vs label -11.4% Under the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabC tested this retatrutide batch (RET9920241120-16) at 99.61% purity via HPLC and mass quantification. The tested quantity was 14.17mg against a 16mg label, representing an 11.4% deviation. Endotoxin status is not applicable, and the test is stale (over 1 year old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • stale (1+ years old)
  • quantity deviation (>10%)
  • no endotoxin test
Test date
2025-03-28
Testing lab
LabC
Batch / lot
RET[PHONE_REDACTED]-16
Quantity
14.17mg
label 16mg · tested 14.17mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
7.4
Label dose
16mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.61% ranks higher than 21% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-03-28 by LabC via HPLC + mass quantification + endotoxins. This test is newer than 3% of our catalogued Retatrutide certificates.

Peptide Sciences has 273 certificates in our corpus, including 85 for Retatrutide at a median tested purity of 99.62%.

Manufacturer
Peptide Sciences
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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
16mg
Container
White, Orange Label / Blue Crimp / Turquoise Cap
Catalogued
2026-04-16
Artifact hash
f14efd3e8b99ff53…
Saved source

Saved source document

sha256:98bc6af6d6d9249f… — immutable copy held by TitrateLab

Related

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