Retatrutide 99.8% Purity — Peptide GurusCertificate of Analysis · Independent third-party lab result
- Test date
- 2026-07-21
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 34.52 mg
- Endotoxins
- —
- Assay method
- HPLC + MS
- Label dose
- 40mg
How this result compares
This Retatrutide certificate's tested purity of 99.81% ranks higher than 47% of the 9818 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-07-21 by Janoshik via HPLC + MS. This is the most recent Retatrutide certificate on file.
Peptide Gurus has 249 certificates in our corpus, including 16 for Retatrutide at a median tested purity of 99.14%.
Janoshik (public)
URL referencedThis entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.
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": "40mg",
"purity_pct": 99.814,
"purity_label": "99.814%",
"method": "HPLC + MS",
"test_date": "2026-07-21",
"client": "[EMAIL_REDACTED]",
"notes": "Sample was tested twice.",
"label_qty": "40mg",
"tested_qty": "34.52 mg",
"quantity_deviation_pct": -13.7,
"is_blend": false,
"components_json": "",
"ocr_confidence": 1.0
}