All Retatrutide Certificate of Analysis results— 9827 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.6% Purity — Testers GroupCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.698%; 99.651%; 99.634%.
Dose vs label 22.56mg · tested 22.56mg
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this retatrutide at 99.634% purity via HPLC. The test is recent (3-6 months old), and customers can cross-check on the lab's public verification URL. However, the COA is missing batch ID, label quantity, and endotoxin test results.

Watch out for
  • no endotoxin test
  • no batch ID
  • no label quantity
Test date
2026-02-05
Testing lab
Janoshik
Batch / lot
Quantity
22.56mg
Endotoxins
Assay method
HPLC
Context

How this result compares

This Retatrutide certificate's tested purity of 99.63% ranks higher than 23% of the 9822 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-02-05 by Janoshik via HPLC. This test is newer than 48% of our catalogued Retatrutide certificates.

Manufacturer
Testers Group
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.

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Method
HPLC
Catalogued
2026-04-24
Artifact hash
0fdbf2a303c50819…
OCR text Raw extracted text

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

{"peptide": "Retatrutide", "dose": "", "purity_pct": 99.634, "purity_label": "99.698%; 99.651%; 99.634%.", "method": "HPLC", "test_date": "2026-02-05", "client": "Testers Group", "notes": "", "label_qty": "", "tested_qty": "22.56mg", "quantity_deviation_pct": null, "is_blend": false, "components_json": "", "ocr_confidence": 0.85}
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This certificate is part of TitrateLab's community-trust corpus. See more from Testers Group or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →