About 3 weeks in with this serumNAD+ and GHK Cu are doing their thing. She's a keeper. Want the details? Just ask. #peptidetherapy #peptideskincare #ellievateskin #GHKCu #NADplus #biohackinglongevity Copper Peptide Regenerating Serum for Glowing Skin and Hair Rigid flexible nanocarriers loaded with active peptides for antioxidant and anti inflammatory applications in skin ScienceDirect Two power players. Very different roles. Let's talk NAD+ vs. GHK Cu NAD+ works behind the scenessupporting cellular energy, metabolic function, brain clarity, and overall longevity. Think internal optimization, from the inside GHK Copper Peptide GHK Cu Tripeptide 1