SNAP 8 and GHK Cu Copper Peptide Renewal Cream Biolabs Peptides Defy GHK Cu (glycyl L histidyl L lysine) is a naturally occurring copper binding peptide found in human plasma. As levels decline with age, so may its support of the biological processes involved in collagen production, skin The Notable Benefits of Copper Peptides for the Body GHK Cu, the copper peptide, is a game changing injectable for radiant skin and so much more Here's what it can do: Boost collagen for smoother, firmer skin Anti aging Peptide Ointment (Cream) 50ml BioWell