GHK Cu Injections in Napa & Sonoma Credit Union in West Palm Beach FL iTHINK Financial A GHK Cu face serum appears blue because the active ingredient, GHK Cu ( copper peptide), is naturally a blue colored powder, meaning its inherent color transfers to the serum when mixed in; this blue hue Could this peptide replace Botox? , Not exactly, but it is changing the future of aesthetics., GHK Cu is a regenerative copper peptide that works at the skin level to stimulate collagen, improve KLOW Peptide Therapy: Recovery, Wellness, Benefits & Pricing in South Florida Florida Surgery & Weight Loss Center