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

Retatrutide 99.4% Purity — Purity PeptidesCertificate of Analysis · Independent third-party lab result

Tested purity 99.4% High purity · 99.396%
Dose vs label +1.4% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this retatrutide at 99.396% purity via HPLC. Quantity was slightly over-labeled by 1.4% (5.07mg tested vs 5mg label). The test is recent (3-6 months old), but endotoxin status is unknown. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • batch ID missing
Test date
2025-11-19
Testing lab
Janoshik
Batch / lot
Quantity
5.07mg
label 5mg · tested 5.07mg
Endotoxins
Assay method
HPLC
Label dose
5mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.40% ranks higher than 11% of the 9822 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-11-19 by Janoshik via HPLC. This test is newer than 27% of our catalogued Retatrutide certificates.

Purity Peptides has 10 certificates in our corpus, including 2 for Retatrutide at a median tested purity of 99.59%.

Manufacturer
Purity Peptides
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.

Verify on the upstream lab
Method
HPLC
Dose
5mg
Catalogued
2026-04-22
Artifact hash
fab8d9876085216d…
OCR text Raw extracted text

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

{"peptide": "Retatrutide", "dose": "5mg", "purity_pct": 99.396, "purity_label": "99.396%", "method": "HPLC", "test_date": "2025-11-19", "client": "Purity Peptides", "notes": "", "label_qty": "5mg", "tested_qty": "5.07mg", "quantity_deviation_pct": 1.4, "is_blend": false, "components_json": "", "ocr_confidence": 0.97}
Related

Other Retatrutide certificates

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