GHK Cu Peptide Copper Tripeptide (Oral Capsules) Perfectly Healthy SA G H K the beauty peptide everyone's talking about If you're serious about skin health from the inside out, GHK (glycyl L histidyl L lysine) is one to know. Naturally found in the body, Reveal your glow from the inside out! GHK Cu oral strips are your new go to for skin + hair rejuvenation! This copper peptide boosts collagen, smooths wrinkles, enhances elasticity, and promotes Precision Peptides GHK Cu Copper Peptide Capsules 200mcg Per Capsule, 60 Count, For Hair, Skin, Nails & Cellular Health Support