The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline Full honest & unfiltered experience with GHK Cu 1 month after completing a 12 week cycle: Weeks 12: No noticeable changes. Weeks 34: Skin rash (rib area) worsened. Weeks 56: Extreme dryness, flaking, How GHK Cu Strengthens Hair Follicles to Combat Hair Loss HapiPatch The Blue Revolution: Why 1% Pure GHK Cu is the New Standard for Mature Pure & Cimple Time for a little GHK CU update for the people who are interested. It's day 9. I took a little break on day 5 just so my body didn't get too 'used' to Cellular Reset Epithalon + GHKCu in Chicago Longevity & Skin Regeneration Peptide Therapy at Better Med Spa