Rejuvenation and Youth with GHK Cu Peptide Treatment Dr. Ahmet zyigit Redness after a peptide injection can feel alarming but in most cases, its completely normal. , If youve noticed a pink or red halo at the injection site especially with peptides like GHK Cu Say hello to your skin's new BFF GHK Cu is a powerful peptide that supports collagen production, speeds healing, improves hair growth, and helps fight visible signs of aging. This tiny molecule Marla BSN, RN Do you get injection site reactions from your GHK CU? 3 tips to make it better Room temp Use a different injection site Inject Instagram PSA] Finally, a Dr. explains the mechanism behind the "copper uglies" : r SkincareAddiction