GHK-Cu is susceptible to oxidation and degradation, and formulation chemistry matters for whether the active peptide reaches viable skin cells
doi: 10.1016/j.freeradbiomed.2013.07.036 55 HarrisAGWilsonJEDanonSJDixonMFDoneganKHazellSL
Always label the vial with the date of reconstitution and the final concentration
The under-eye and orbital reader All ages tear trough and crow's feet The under-eye area is thin (around 0.5mm of total skin thickness in some patients) and highly visible
For the rest of this discussion, we're going to focus on the more common variant used in daily protocols: CJC 1295 without DAC (Mod GRF 1-29) , as this is where the question of vial duration comes up most frequently
Contrarily, when there is a peptide carrier, far more investigated and commonly implied angiogenic standard growth factors in the growth factor healing concept (Tarnawski and Ahluwalia, 2012