Do you know what this little blue injection is? It's called GHK Cu aka the Glow Peptide I've always believed in peptides for skincare, but honestly I never thought about GHK Cu is not Botox. It does not freeze a single muscle. It works because it works at the matrix level. GHK Cu stimulates collagen and glycosaminoglycan synthesis, modulates the matrix metalloproteinases that govern Advanced GHK Cu Face Cream 2400mg 4% Firmer Skin Neurogan Neurogan Health SKIN CARE GHK Cu Peptide: What It Does for Body Composition and Metabolic Health