The combination approach proves optimal for comprehensive dark circle reduction - professional treatment providing rapid initial improvement followed by consistent peptide application maintaining and building upon results while preventing recurrence
Apart from the effectiveness, another question that is tried to be answered is whether skin permeability of GHK allows it to act as an anti-wrinkle peptide at its site of action
These aren't just generic lab chemicals
E., McClain, T., Carter, S
Dig Dis Sci 36:905910, 1991 Sikiric P, Petek M, Rucman R, Rotkvic I, Seiwerth S, Grabarevic Z, Suchanek E, Jagic V, Krnjevic H, Mise S, Duvnjak M, Turkovic B, Udovicic I: Hypothesis: Stomach stress response, diagnostic and therapeutical value: a new approach in organoprotection