Subcutaneous Injection: What It Is and How to Give One Lets talk GHK Cu , GHK Cu is a naturally occurring copper peptide that supports:, Collagen production, Tissue repair, Skin rejuvenation, Reducing Inflammation , Healthy aging, As levels Anybody know the correct way of using ahk cu? Do I mix with bac water and inject into abdomen? Oral Liposomal Copper GHK Liposomal GHK Cu Supplement