All Tirzepatide Certificate of Analysis results— 7363 COAs
TitrateLab · Certificate of Analysis

Tirzepatide 99.9% Purity — GYCCertificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.903%; 99.839%.
Dose vs label +10.4% Over the labeled dose
Evidence Artifact captured
AI summary

Tirzepatide batch [PHONE_REDACTED] shows high purity (99.903%) but contains 10.4% excess fill (44.17mg vs 40mg labeled). Janoshik analysis from 30 JUN 2026.

Test date
2026-06-30
Testing lab
G
Batch / lot
[PHONE_REDACTED]
Quantity
44.17 mg; 43.96 mg.
label 40mg · tested 44.17 mg; 43.96 mg.
Endotoxins
Assay method
Label dose
40mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.90% ranks higher than 78% of the 7361 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-06-30 by G. This test is newer than 99% of our catalogued Tirzepatide certificates.

GYC has 281 certificates in our corpus, including 96 for Tirzepatide at a median tested purity of 99.84%.

Manufacturer
GYC
View vendor profile
Peptides on this report
Tirzepatide Semaglutide Retatrutide
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Community submission

Artifact captured

Submitted by distilled-oryx-12 +459

We have the certificate image — you can verify it loads from the upstream lab and matches the artifact shown here.

Dose
40mg
Catalogued
2026-07-19
OCR text Raw extracted text

Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.

TEST REPORT JANOSHIK
E-mail: [EMAIL_REDACTED]
Web: www.janoshik.com
Task Number #198691
Testing ordered > 22 JUN '26
Sample received > 23 JUN '26
Client G
Sample Tirze 40mg(Blue cap)
[NAME_REDACTED] [PHONE_REDACTED]
Sample description >
See picture or pictures attached.
Tests requested >
[NAME_REDACTED] peptide blind test (Semaglutide, Tirzepatide and Retatrutide)
Results >
Tirzepatide 44.17 mg; 43.96 mg.
Purity 99.903%; 99.839%.
Comments >
Analysis conducted > 30 JUN 2026
Signature >
Verify this test at www.janoshik.com/verify/ with the following unique key
UFNU34WMCMES
Related

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