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 · 99.888%; 99.895%; 99.921%.
Dose vs label +17.1% Over the labeled dose
Evidence Artifact captured Trust: low
AI summary Third-party lab

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

Test date
2025-12-10
Testing lab
Janoshik
Batch / lot
Quantity
35.12mg
label 30mg · tested 35.12mg
Endotoxins
Assay method
HPLC
Label dose
30mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.89% ranks higher than 66% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-12-10 by Janoshik via HPLC. This test is newer than 45% 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
View vendor profile
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

Artifact captured

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Method
HPLC
Dose
30mg
Catalogued
2026-04-22
Artifact hash
03e8f21808ccf276…
OCR text Raw extracted text

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

{"peptide": "Tirzepaptide", "dose": "30mg", "purity_pct": 99.888, "purity_label": "99.888%; 99.895%; 99.921%.", "method": "HPLC", "test_date": "2025-12-10", "client": "G", "notes": "Three vials tested with results: 35.12 mg, 34.35 mg, 33.30 mg. Purity values all >99.8%. Label quantity is 30mg per vial.", "label_qty": "30mg", "tested_qty": "35.12mg", "quantity_deviation_pct": 17.07, "is_blend": false, "components_json": "", "ocr_confidence": 0.92}
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 →