Amazon.com: Skin Perfection Copper Peptide Serum GHK CU 1% for Face & Hair Copper Peptides for Skin, Hair, & Scalp 1% Blue Liquid for Face, Neck, Body, Scalp Multi Use Serum Booster with GHK CU aka the beauty peptide. I've got the reconstitute and dose chart at the end for reference. Where I purchase mine from Elite Peptides Australia Discount code WISHY10 (because who doesn't love GHK Cu Revival Clinic Just started GHK Cu? Here's what to expect This isn't an overnight peptide, it builds Weeks 12: You may start noticing small shiftsskin feels a bit smoother, nails a little stronger Weeks 34: GHK Cu Face Serum 1200MG Lab Tested & High Potency Neurogan Health