All Tesamorelin Certificate of Analysis results— 2216 COAs
TitrateLab · Certificate of Analysis

Tesamorelin 99.2% Purity — Research 1 PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.2% High purity · 99.229%
Dose vs label +27.5% Over the labeled dose
Evidence Source archived
Test date
2026-01-29
Testing lab
Freedom Diagnostics
Batch / lot
Research 1
Quantity
25.50 mg
label 20mg · tested 25.50 mg
Endotoxins
Assay method
HPLC + MS
Label dose
20mg
Context

How this result compares

This Tesamorelin certificate's tested purity of 99.23% ranks higher than 34% of the 2215 Tesamorelin certificates with a purity result we have catalogued (median 99.47%).

Tested 2026-01-29 by Freedom Diagnostics via HPLC + MS. This test is newer than 40% of our catalogued Tesamorelin certificates.

Research 1 Peptides has 222 certificates in our corpus, including 9 for Tesamorelin at a median tested purity of 99.57%.

Manufacturer
Research 1 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
20mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:1cc4ffa4d90da7f5… — immutable copy held by TitrateLab

Download the saved PDF (sha256 1cc4ffa4d90d…)
Related

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All Tesamorelin results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Research 1 Peptides or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →