ghk-cu intradermal injection study Thermodynamically stable ionic liquid microemulsions pioneer pathways for topical delivery and peptide application Frontiers | Exploring the beneficial
Description
Each bottle contains a combined 4,800mg of two copper tripeptide complexes dissolved in purified distilled water nothing else

And while human trials are still limited, the risks FDA cites are risks of the supply chain , not the science

doi:10.1016/j.rbmo.2009.06.005

2005 Jan-Feb;7(1):27-31
