Ever heard of GHK Cu peptide? It's a naturally occurring copper peptide that helps repair tissue, stimulate collagen, and support skin healing. When used in injectable form, it works at a deeper level Subcutaneous Injection Sites and Instructions for Safe Self Administration GHKCu Copper Peptide Therapy Skin & Healing Regeneration Do Peptide Injections for Weight Loss Work Best? YesBut Only If You Can Stick With One Uncomfortable Condition