GHK CU Cosmetic for Healthy Skin Aging and Wrinkle Support Pure Prescriptions What is GHK Cu and Why is Everyone Talking About It? GHK Cu (Copper Peptide) is a powerful, naturally occurring compound in the body that plays a key role in skin health Curious about GHK Cu and why everyone in wellness is talking about it? GHK Cu is a naturally occurring copper peptide studied for its potential role in: Skin rejuvenation Hair support 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 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:,