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GHK-Cu signals collagen synthesis through fibroblast gene modulation
The table below puts the relevant compounds in context
Rx B12 and Rx B12 Forte are nutritional supplements for dogs and cats that contain pure cyanocobalamin, a man-made form of vitamin B12
Built around a potent synergy of GHK-Cu copper peptides alongside Palmitoyl Tripeptide-1 and Palmitoyl Tetrapeptide-7, this concentrated copper peptide serum is thoughtfully formulated to support the appearance of smoother, firmer, and more refined-looking skin over time
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