Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum Uses and Benefits #ghk GHK Cu is a naturally occurring peptide in human plasma that declines with age. When used in injections (usually subcutaneous), it can offer various benefits: Skin Rejuvenation and Anti Aging: If you're using GHK Cu and it stings a little (which is common) this one's for you In this reel I'm sharing the small tweaks that have helped me make peptide injections Oral Liposomal Copper GHK Liposomal GHK Cu Supplement GHK Cu HGH & Peptides Deus Medical