Live catalog snapshot for GDF-8 vendor comparison.
| Vendor | Listing | Price | Price per unit | Stock | COA evidence | Batch | Purity |
|---|---|---|---|---|---|---|---|
| CorePeptide | Box of 10 vials | $315.00 | $31.50/mg | In stock | No COA | — | >= 99.0% |
| Lumira | Box of 10 vials | $285.60 | $28.56/mg | Out of stock | No COA | — | >= 98.0% |