This leads to a deficiency of the vitamin and consequently, a type of anemia known as megaloblastic anemia
Popular Claims That Do Not Survive Scrutiny Because GHK-Cu is heavily marketed, a set of confident-sounding claims recirculates across product pages and blogs

Other ingredients Water, dibutyl adipate, propanediol, diethylamino hydroxybenzoyl hexyl benzoate, ethylhexyl triazone, methylene bis-benzotriazolyl tetramethylbutylphenol, butyloctyl salicylate, caprylyl methicone, polymethylsilsesquioxane, diethylhexyl butamido triazone, glycerin, butylene glycol, 1,2-hexanediol, vinyl dimethicone/methicone silsesquioxane crosspolymer, pentylene glycol, poly c10-30 alkyl acrylate, polyglyceryl-3 methylglucose distearate, behenyl alcohol, decyl glucoside, tromethamine, carbomer, acrylates/c10-30 alkyl acrylate crosspolymer, niacinamide, centella asiatica leaf water, stearyl alcohol arachidyl alcohol, sodium stearoyl glutamate, polyacrylate crosspolymer -6, ethylhexylglycerin, glutathione, cetyl alcohol, t-butyl alcohol, dipropylene glycol, squalane, benzyl glycol, hydrolyzed glycosaminoglycans, sodium hyaluronate, asiaticoside, madecassic acid, asiatic acid, hippophae rhamnoides fruit extract, melaleuca alternifolia (tea tree) leaf extract, sodium hyaluronate crosspolymer, hydrolyzed hyaluronic acid, hydrolyzed collagen, beta-glucan, artemisia annua extract, oryza sativa (rice) extract, nelumbo nucifera extract, saccharomyces ferment, hydroxypropyltrimonium hyaluronate, solanum melongena (eggplant) fruit extract, hyaluronic acid, sodium acetylated hyaluronate Warnings For external use only

Holly Wyatt, an adjoint associate professor in medicine at the University of Colorado Anschutz