GHK Cu is the compound your body made at 25 and quietly stopped making. Most people find it in overpriced serums. Few understand what it actually does, or what happens when you're not GHK Cu (Copper Peptide) is a naturally occurring peptide in the body that binds with copper to support cell repair and renewal. As we age, our levels decrease and thats where supplementation or GHK Cu Peptide Dosage How to Use Copper Peptides, Injections Neurogan Health Peptide Therapy for Injury Repair: Faster Healing with Regenerative Orthopedic Support Meeting Point Health