GHK Cu Copper Peptides: Topical vs Injectable GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B Copper peptides and Botox serve very different purposes. Botox works by relaxing muscle movement, while copper peptides support skin repair, collagen production, and long term skin quality at a cellular level. @drnihalhussein explains Reducing Redness & Inflammation with GHK Cu Copper Peptides Vitali Skincare