Choice of a copper peptide serum : r SkincareAddictionLux GHK Cu Polar Peptides Amazon.com: InfiniWell GHK CU Peptide Serum Anti Aging Serum for Face, with Copper Peptide Complex Visibly Smooth Fine Lines & Encourage Healthy Skin Hydration Promote Collagen & Elastin Production (30 GHK cu Topical cream : r Peptidesource skin concerns] I've been using the Ordinary Buffet copper peptides for about a week and today I've noticed dry flaky skin on my eyelids and under my eyes. This is the only