GHK Cu Pinnacle Performance Labs Uses and Benefits #ghk GHK Cu is a naturally occurring peptide in human plasma that declines with age. When used in injections (usually subcutaneous), it can offer various benefits: Skin Rejuvenation and Anti Aging: Copper Peptides for Skin Health The Great Address Amazon.com: Trawecual GHK Cu Peptide for Women 2mg High Purity GHK Cu with Liposomal Delivery Collagen, Skin & Hair Support Blueberry Flavor, 60 Day Supply : Health & Household If youre using GHK Cu and it stings a little (which is common) this ones for you , In this reel Im sharing the small tweaks that have helped me make peptide injections way more comfortable