All Retatrutide Certificate of Analysis results— 9703 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.8% Purity — Synthesis Peptides LLCCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.843%
Dose vs label +8.0% Over the labeled dose
Evidence Source archived
Test date
2025-10-17
Testing lab
Freedom Diagnostics
Batch / lot
Quantity
10.80 mg
label 10mg · tested 10.80 mg
Endotoxins
Assay method
HPLC + MS
Label dose
10mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.84% ranks higher than 52% of the 9698 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-10-17 by Freedom Diagnostics via HPLC + MS. This test is newer than 21% of our catalogued Retatrutide certificates.

Synthesis Peptides LLC has 108 certificates in our corpus, including 14 for Retatrutide at a median tested purity of 99.93%.

Manufacturer
Synthesis Peptides LLC
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

sha256:411d632ebfa45cdc… — immutable copy held by TitrateLab

Download the saved PDF (sha256 411d632ebfa4…)
Related

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