Should Bodybuilders Take GHK Cu? Neurogan Health GHKCU Peptide Therapy Relive Health Houston, TX GHK Cu is everywhere right now, but what does the science actually say? Read now: https: bit.ly 4r9Q8mJ This copper binding peptide has drawn attention for its potential role in skin repair, regeneration, and inflammation support. 7 days on GHK Cu. Here's my honest update. I'm not going to hype this up because the real results don't even start until week 46. But something is already happening.