The table below summarizes the most commonly used GHK-Cu dosage protocols across these goals
J Womens Health (Larchmt)
The peptide is structurally distinct from endogenous growth factors and does not share homology with any known human regulatory peptide outside its parent BPC sequence
Forzano I, Varzideh F, Avvisato R, Jankauskas SS, Mone P, Santulli G
The tryptophan 5-hydroxylase 1, crucial for the synthesis of serotonin (5-HT), and tyrosine hydroxylase, a rate-limiting enzyme in the production of dopamine, adrenaline, and noradrenaline, are both positively regulated by SCFAs (175, 176)