GHK Cu Organic Serum Copper Peptide for Anti Aging & Skin Repair This peptide reverses aging, And its been hiding in plain sight for decades., GHK Cu (Copper Peptide) is one of the most researched anti aging ingredients out there., Heres what it does:, Starting my mornings with my go to peptide: GHK I take it 5x a week for collagen support, skin elasticity, hair growth, and overall anti aging benefits. The injection is quick and easy with 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 Copper Peptide Serum with 1% GHK Cu peptide, Argireline and Matrixyl 3000