Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum Amazon.com: Skin Perfection Copper Peptide Serum GHK CU 1% for Face & Hair Copper Peptides for Skin, Hair, & Scalp 1% Blue Liquid for Face, Neck, Body, Scalp Multi Use Serum Booster with GHK Cu is one of the most talked about peptides in aesthetics right now. But how much of what you have heard about it is actually true?, Copper peptide, known as GHK Cu, has a growing body of peer Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum WHY WE'RE OBSESSED GHK Cu (oral): Supports collagen + elastin Encourages tissue repair Elevates skin quality overall Not anti aging. Regenerative. Shipping available nationwide For education and research only