All Semaglutide Certificate of Analysis results— 859 COAs
TitrateLab · Certificate of Analysis

Semaglutide 99.9% Purity — Zlz PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.90%
Dose vs label -15.7% Under the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

LabG tested this semaglutide at 99.9% purity via HPLC and mass quantification. However, the tested quantity was 25.3mg against a 30mg label, representing a significant -15.7% deviation. Endotoxin status is unknown, and no batch ID was provided. The test is recent (3-6 months old).

Watch out for
  • significant quantity deviation
  • no endotoxin test
  • no batch ID
Test date
2026-01-26
Testing lab
LabG
Batch / lot
(no batch ID)
Quantity
25.3mg
label 30mg · tested 25.3mg
Endotoxins
Assay method
HPLC + mass quantification + endotoxins
Test score
5.5
Label dose
30mg
Context

How this result compares

This Semaglutide certificate's tested purity of 99.90% ranks higher than 80% of the 859 Semaglutide certificates with a purity result we have catalogued (median 99.74%).

Tested 2026-01-26 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 92% of our catalogued Semaglutide certificates.

Zlz Peptide has 274 certificates in our corpus, including 10 for Semaglutide at a median tested purity of 99.83%.

Manufacturer
Zlz Peptide
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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
30mg
Container
No Label / Silver Crimp / Clear Pink Cap
Catalogued
2026-04-16
Artifact hash
aa80f82d048e942e…
Saved source

Saved source document

sha256:b16f4171e20fe6da… — immutable copy held by TitrateLab

Related

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