TitrateLab · Certificate of Analysis

Retatrutide 99.9% Purity — Opal PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.89%
Dose vs label +12.0% Over the labeled dose
Evidence Source archived Blend
Test date
2026-06-20
Testing lab
Freedom Diagnostics
Batch / lot
B00059L
Quantity
11.20 mg
label 10mg · tested 11.20 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.89% ranks higher than 63% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-06-20 by Freedom Diagnostics via HPLC + MS. This test is newer than 93% of our catalogued Retatrutide certificates.

Opal Peptides has 80 certificates in our corpus, including 9 for Retatrutide at a median tested purity of 99.83%.

Manufacturer
Opal Peptides
View vendor profile
Source

Freedom Diagnostic

Source archived

We archived this certificate's source document — an immutable, SHA-256-fingerprinted copy held by TitrateLab (see Saved source document below). It stays verifiable even if the upstream page disappears.

Method
HPLC + MS
Test type
freedom_composite
Dose
10mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:528e29c6d667ae33… — immutable copy held by TitrateLab

Download the saved PDF (sha256 528e29c6d667…)
Related

Other Retatrutide certificates

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