Copper Peptide Liposomes for Skin Care BOC Sciences Oral Quicksilver Copper GHK: Activate Regeneration from Within LVLUP Liposomal GHK Cu Nutrition Shark The Liposomal Copper GHK from @quicksilverscientific has become a non negotiable in my routine. GHK Cu is a copper peptide that our bodies naturally produce, but has we age, our levels drop significantly. Copper GHK, 1 fl oz, Pack of 6, Quicksilver Scientific Before and after begins with consistency. Our 10% GHK Cu formula is engineered for deep absorption to support scalp health and visible density.