GHK Cu Copper Peptide: The Ultimate Peptide For Longevity Subcutaneous Injection: What It Is and How to Give One Absence of evidence isnt evidence of absence its a popular argument, but its not how we should be guiding treatment decisions. In this short, I respond to a comment about GHK Cu injections for Fraley Whats the difference between GHK Cu (copper peptide) as a topical cream vs an injection? In this video I break down: What GHK Cu is and why its used in anti aging skincare What results GHK Cu Injection How to Measure and Inject GHK Cu (Copper Peptide for Skin and Tissue Repair) YouTube