GHK-Cu × Good Science - Lab Test, May 2026
Test results
About this test
This independent HPLC lab test confirms a four-peptide blend from Good Science at 99.50% purity. The analysis was conducted by Vanguard Laboratory on May 27, 2026. The blend composition includes GHK-Cu 50.60mg, BPC-157 10.33mg, TB-500 9.53mg, and KPV 10.59mg, totaling 81.05mg tested against a stated 80mg label claim.
This synergistic peptide blend combines GHK-Cu (copper tripeptide), BPC-157 (body protection compound), TB-500 (thymosin beta-4), and KPV (lysine-proline-valine). Each component is researched for distinct roles in tissue repair, recovery, and immune modulation. A purity level of 99.50% indicates high-grade synthesis with minimal contamination. Endotoxin testing passed at <5.00 EU/mg, confirming safety standards.
The full certificate of analysis is available for download on this page.
Certificate of analysis
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