All Tirzepatide Certificate of Analysis results(7,941 COAs)
TitrateLab · Certificate of Analysis

Tirzepatide 99.7% Purity — Peptide PowerhouseCertificate of Analysis · Independent third-party lab result

Tested purity 99.7% High purity · 99.675%
Dose vs label -9.2% Under the labeled dose
Evidence URL referenced
Test date
2025-11-14
Testing lab
Janoshik
Batch / lot
Quantity
18.15mg
label 20mg · tested 18.15mg
Endotoxins
Assay method
Assessment of a peptide vial or vials.
Label dose
20mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.67% ranks higher than 23% of the 7938 Tirzepatide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-11-14 by Janoshik via Assessment of a peptide vial or vials.. This test is newer than 37% of our catalogued Tirzepatide certificates.

Peptide Powerhouse has 46 certificates in our corpus, including 5 for Tirzepatide at a median tested purity of 99.79%.

Manufacturer
Peptide Powerhouse
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Source

Janoshik (public)

URL referenced

This entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.

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Method
Assessment of a peptide vial or vials.
Dose
20mg
Catalogued
2026-06-20
OCR text Raw extracted text

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

Tirzepatide: 18.15 mg; Purity: 99.675%
Related

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