Retatrutide 99.4% Purity — cocerpeptides.comCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, Janoshik. The retatrutide showed 99.413% purity. The tested quantity was 10.92mg against a 10mg label, a deviation of +9.2%. Endotoxin status is unknown, and the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (+9.2%)
- Test date
- 2026-02-05
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 10.92 mg
- Endotoxins
- —
- Assay method
- —
- Label dose
- 10mg
How this result compares
This Retatrutide certificate's tested purity of 99.41% ranks higher than 12% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-02-05 by Janoshik. This test is newer than 48% of our catalogued Retatrutide certificates.
cocerpeptides.com has 45 certificates in our corpus, including 4 for Retatrutide at a median tested purity of 99.74%.
Test report image
Janoshik (public)
Artifact capturedWe 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 labOCR text Raw extracted text
Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.
{
"peptide": "Retatrutide",
"dose": "10mg",
"purity_pct": 99.413,
"purity_label": "99.413%",
"method": "",
"test_date": "2026-02-05",
"client": "Cocer Peptides",
"notes": "",
"label_qty": "10mg",
"tested_qty": "10.92 mg",
"quantity_deviation_pct": 9.2,
"is_blend": false,
"components_json": "",
"ocr_confidence": 0.98
}