AI summary Trust: medium Third-party lab

Janoshik tested this GHK-Cu product at 99.874% purity via HPLC. The tested quantity of 134.20mg showed a significant 34.2% deviation from the 100mg label. Endotoxin status is unknown, and the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • quantity deviation (34.2%)
  • no endotoxin test
Test date
2025-12-15
Purity
99.87% 99.874%
Batch / lot
—
Lab
Janoshik
Quantity
label 100mg tested 134.20mg
Qty vs label
+34.2%
Endotoxins
—
Test score
—
Manufacturer
MKM Peptides
View vendor dossier
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

✓ Artifact captured

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Method
HPLC
Dose
100mg
Catalogued
2026-04-22
Artifact hash
04a8fd4ea7cda95c…
OCR text

Raw extracted text

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

{"peptide": "GHK-Cu", "dose": "100mg", "purity_pct": 99.874, "purity_label": "99.874%", "method": "HPLC", "test_date": "2025-12-15", "client": "MKM Peptides/www.mkm-chem.com", "notes": "", "label_qty": "100mg", "tested_qty": "134.20mg", "quantity_deviation_pct": 34.2, "is_blend": false, "components_json": "", "ocr_confidence": 0.98}
This COA is part of TitrateLab's community-trust corpus. See more from MKM Peptides or learn how trust scores are computed on the methodology page.