If they lose an electron, they lose their antioxidant power
doi:10.1073/pnas.85.19.7293
GHK-Cu combined with minoxidil in androgenetic alopecia: Open-label study

Orgainc Aloe Barbadensis Leaf Juice, Sodium C14-16 Olefin Sulfonate, Cocamidopropyl Betaine, Sodium Cocoyl Isethionate, Glycerin, Caffeine, MSM, Biotin, Pantothenic Acid, PEPTASTEM [Citrus Aurantium Dulcis (Orange) Callus Culture Extract, Centella Asiatica (Gotu Kola) Extract, Tripeptide-5, Palmitoyl Tetrapeptide-7, Acetyl Hexapeptide-8, sh-Oligopeptide1, Allantoin] , Hydrolyzed Keratin, Vitis Vinifera Fruit Cell Extract (Grape Stem Cell), L-Methionine, Myristoyl Pentapeptide-17, Fucus Vesiculosus (Seaweed) Extract, Clitoria ternatea Linn Extract, Niacin, Simmondsia Chinensis (Jojoba) Seed Oil, Brassicamidopropyl Dimethylamine, Arthrospira Platensis, Peppermint (Mentha) Oil, Lavender (Lavendula) Oil, Sage (Salvia officinalis L.) Oil, Bergamot (Citrus Bergamia) Oil, Tocopheryl (Vitamin E), Ethoxydiglycol, Caprylyl Glycol, Xanthan Gum, Guar Hydroxypropyltrimonium Chloride, Sodium Benzoate, Potassium Sorbate, GHK-Cu (Copper Peptide), Radish ferment, Sodium Chloride, Tetrasodium Glutamate Diacetate

Mild temporary redness at the injection site is the most common reported side effect of the injectable
Eumelanin (brown-black pigment) for darker skin tone and Pheomelanin (yellow-red pigment) for fairer skin tone