My experience learning about GHK Cu for skin support & recovery Sharing what I personally use not medical advice. Always consult a professional before trying peptides. Curious if anyone else here Ghk Cu Dosage For Collagen Production New Biotinylated GHK and Related Copper(II) Complex: Antioxidant and Antiglycant Properties In Vitro against Neurodegenerative Disorders GHK CU Crescent Chems Research Figure 3 from GHK Copper Peptide in Skin Remodeling and Anti Aging ! GHK Cu in Skin Remodeling Semantic Scholar