All Retatrutide Certificate of Analysis results— 9827 COAs
TitrateLab · Certificate of Analysis

Retatrutide 98.8% Purity — Royal PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 98.8% Acceptable purity · 98.78%
Dose vs label +2.0% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabC tested this retatrutide at 98.78% purity via HPLC and mass quantification. Quantity was 2% over the 10mg label. No endotoxin test was performed, and the test is stale (over 1 year old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • stale (1+ years old)
  • no batch ID
Test date
2025-03-26
Testing lab
LabC
Batch / lot
(no batch ID)
Quantity
10.2mg
label 10mg · tested 10.2mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
5.8
Label dose
10mg
Context

How this result compares

This Retatrutide certificate's tested purity of 98.78% ranks higher than 3% of the 9822 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-03-26 by LabC via HPLC + mass quantification + endotoxins. This test is newer than 3% of our catalogued Retatrutide certificates.

Royal Peptides has 39 certificates in our corpus, including 18 for Retatrutide at a median tested purity of 99.72%.

Manufacturer
Royal 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
10mg
Container
No Label / Silver Crimp / Blue Cap
Catalogued
2026-04-16
Artifact hash
d84284197cf516c7…
Saved source

Saved source document

sha256:87cbbc64ad4e0381… — immutable copy held by TitrateLab

Related

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