All Retatrutide Certificate of Analysis results(10,452 COAs)
TitrateLab · Certificate of Analysis

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

Tested purity 99.6% High purity · 99.624%; 99.521%
Dose vs label 11.72 mg; 12.19 mg. · tested 11.72 mg; 12.19 mg.
Evidence Artifact captured
Test date
2025-06-06
Testing lab
Janoshik
Batch / lot
Quantity
11.72 mg; 12.19 mg.
Endotoxins
Assay method
HPLC
Context

How this result compares

This Retatrutide certificate's tested purity of 99.62% ranks higher than 22% of the 10447 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-06-06 by Janoshik via HPLC. This test is newer than 5% of our catalogued Retatrutide certificates.

thelobster has 77 certificates in our corpus, including 14 for Retatrutide at a median tested purity of 99.72%.

Manufacturer
thelobster
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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
Catalogued
2026-06-01
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": 99.624,
  "purity_label": "99.624%; 99.521%",
  "method": "HPLC",
  "test_date": "2025-06-06",
  "client": "[EMAIL_REDACTED]",
  "notes": "",
  "label_qty": "",
  "tested_qty": "11.72 mg; 12.19 mg.",
  "quantity_deviation_pct": null,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 0.98
}
Related

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