GHK Cu what is fact and what is fiction?, GHK Cu is a naturally occurring copper peptide involved in healing, inflammation control, and tissue repair., Its gone viral as a hair growth solution, A novel cell penetrating peptide supports hair follicle growth through anti inflammatory and growth factorassociated mechanisms in preclinical models BMC Biotechnology Springer Nature Link A novel cell penetrating peptide supports hair follicle growth through anti inflammatory and growth factorassociated mechanisms in preclinical models BMC Biotechnology Springer Nature Link Stimulation of Hair Growth by Small Molecules that Activate Autophagy: Cell Reports