Debunking the Myth That Mixing GHK Cu With Other Peptides Causes Damage Xcel Peptides STOP MIXING GHKcu!!!! Peptides are very fragile and combining them causes them to further degrade, reduce stability, and destabilizes purity. Differences in pH interact with each other and significantly decreas stability. GHK Cu Doesn't Destroy Peptides Here's What Really Happens YouTube 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 Glow Peptide Protocol GHK Cu, BPC 157, TB 500 Neurogan Health GHK Cu Peptide Benefits (And a Few Risks) Explained