All Retatrutide Certificate of Analysis results— 9826 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.6% Purity — The Mad ScientistCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.554%
Dose vs label 88.09% (m/m) · tested 88.09% (m/m)
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this retatrutide at 99.554% purity via HPLC. The report indicates a tested quantity of 88.09% (m/m), but the labeled quantity is unknown, preventing a deviation calculation. The test is older (6-12 months) and lacks endotoxin information. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • older (6-12 months)
  • unknown batch ID
Test date
2025-07-14
Testing lab
Janoshik
Batch / lot
Quantity
88.09% (m/m)
Endotoxins
Assay method
HPLC
Context

How this result compares

This Retatrutide certificate's tested purity of 99.55% ranks higher than 17% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-07-14 by Janoshik via HPLC. This test is newer than 8% of our catalogued Retatrutide certificates.

The Mad Scientist has 5 certificates in our corpus, including 1 for Retatrutide at a median tested purity of 99.55%.

Manufacturer
The Mad Scientist
View vendor profile
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
2026-04-22
Artifact hash
5169df930e3e8037…
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": 99.554, "purity_label": "99.554%", "method": "HPLC", "test_date": "2025-07-14", "client": "The Mad Scientist", "notes": "", "label_qty": "", "tested_qty": "88.09% (m/m)", "quantity_deviation_pct": null, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}
Related

Other Retatrutide certificates

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