GHK Cu vs NAD+: Which Longevity Peptide Should You Take or Stack? If you're using GHK Cu and it stings a little (which is common) this one's for you In this reel I'm sharing the small tweaks that have helped me make peptide injections How Often to Inject GHK Cu PeptidesExplorer 2 weeks in on GHK Cu and the glow is REAL., Brighter complexion, More even skin tone, Less breakouts, Softer fine lines, Thicker, fuller hair, This is just the beginning. Consistency is