All Tirzepatide Certificate of Analysis results— 7380 COAs
TitrateLab · Certificate of Analysis

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

Tested purity 99.9% High purity · 99.898%; 99.812%; 99.814%.
Dose vs label -4.9% Essentially at label
Evidence Artifact captured Trust: low
AI summary Third-party lab

[skipped: off-topic — no tracked compound detected in OCR/peptide field]

Test date
2025-10-29
Testing lab
Janoshik
Batch / lot
Quantity
38.05mg
label 40mg · tested 38.05mg
Endotoxins
Assay method
HPLC
Label dose
40mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.90% ranks higher than 69% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-10-29 by Janoshik via HPLC. This test is newer than 36% of our catalogued Tirzepatide certificates.

GYC has 282 certificates in our corpus, including 96 for Tirzepatide at a median tested purity of 99.84%.

Manufacturer
GYC
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Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

Artifact captured

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Method
HPLC
Dose
40mg
Catalogued
2026-04-22
Artifact hash
e30f1198fba7aa09…
OCR text Raw extracted text

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

{"peptide": "Tirzepeptide", "dose": "40mg", "purity_pct": 99.898, "purity_label": "99.898%; 99.812%; 99.814%.", "method": "HPLC", "test_date": "2025-10-29", "client": "G", "notes": "", "label_qty": "40mg", "tested_qty": "38.05mg", "quantity_deviation_pct": -4.875, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}
Related

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All Tirzepatide results & stats
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 →