Retatrutide 99.3% Purity — Top PeptideCertificate of Analysis · Independent third-party lab result
Janoshik tested this retatrutide at 99.308% purity via HPLC. The tested quantity of 55.93mg significantly exceeded the 50mg label by 11.86%. Endotoxin status is unknown. The test is recent (under 3 months) and customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (11.86%)
- Test date
- 2026-04-08
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 55.93mg
- Endotoxins
- —
- Assay method
- HPLC
- Label dose
- 50mg
How this result compares
This Retatrutide certificate's tested purity of 99.31% ranks higher than 9% of the 9822 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-04-08 by Janoshik via HPLC. This test is newer than 64% of our catalogued Retatrutide certificates.
Top Peptide has 65 certificates in our corpus, including 14 for Retatrutide at a median tested purity of 99.75%.
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": "50mg", "purity_pct": 99.308, "purity_label": "99.308%", "method": "HPLC", "test_date": "2026-04-08", "client": "TOP", "notes": "", "label_qty": "50mg", "tested_qty": "55.93mg", "quantity_deviation_pct": 11.86, "is_blend": false, "components_json": "", "ocr_confidence": 0.95}