Pharmaceutical-grade compounded injectable GHK-Cu typically ranges from 0.5mg to 2.5mg per injection for anti-aging and skin applications
Mosley JG, Gibbs AC
Benefits for Men While PT-141 is not officially FDA-approved for men, it is widely used off-label to address erectile dysfunction (ED) and low libido

All ingredients: Water, Methylpropanediol, Glycerin, Beta-Glucan, Dimethicone, Titanium Dioxide, Niacinamide (20,000 ppm), Cyclopentasiloxane, Betaine, Polyglycerol-3, Algae Extract, Eclipta Leaf Extract, Centella Asiatica Extract, Fig Fruit Extract, Licorice Root Extract, Ginseng Extract, Olmus Davidiana Extract, Caudatus Seed Extract, Lecithin, Kernel Oil, Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Sodium Polyacrylate, Ethylhexyl Stearate, Isohexadecane, Panthenol, Dimethiconol, Butylene Glycol, Glutathione (1000 ppm), Rice Ferment, Sorbitan Oleate, Triethoxycaprylyl Silane, Trideceth-6, Squalane, Fructooligosaccharide Hydrogenated Polyisobutene, Disodium EDTA, Isononyl Isononanoate, Polyglyceryl-10 Stearate, Cetearyl Alcohol, Stearic Acid, Shea Butter, Polyglyceryl-2 Dipolyhydroxystearate, Hyaluronic Acid, Inulin Lauryl Carbamate, Pearl Powder, Carbomer, Ceramide NP, Disodium Stearoyl Glutamate, Palmitoyl Pentapeptide-4, Polysorbate 80, Polysorbate 20, Fragrance, 1,2-Hexanediol, Hydroxyacetophenone

While much research focuses on bariatric surgery patients, the mechanisms of B12 deficiency during rapid weight loss overlap significantly with GLP-1 therapy