All peptides · Livagen · COAs
Livagen COA & lab test results
3 certificates of analysis published by 3 vendors, newest first.
2with readable numbers
99.76%median purity
104%median measured vs label
3testing labs
Labs: BioRegen, Janoshik, Vanguard Laboratory.
| Vendor | Lab | Date | Label | Measured | Purity | |
|---|---|---|---|---|---|---|
| Core Peptides | Vanguard Laboratory | 2026-07-22 | 20 mg | – | 99.05% | View |
| Amino Usa | BioRegen | 2026-07-06 | 20 mg | 20.8 mg (104%) | 99.76% | View |
| Eros Peptides | Janoshik | – | 20 mg | – | – | View (image) |
A vendor's COA shows one tested sample, not every batch. Numbers are filled in only where the document is readable text; image-only COAs are linked without numbers. Vendors banned for fake reports are excluded. Compare Livagen prices and lab-verified vendors.