GHK-Cu is relatively large and hydrophilic, and a significant portion of what you apply never reaches the follicle

Water, Centella Asiatica Extract (22.7%), Glycerin, Cetyl Ethylhexanoate, Butylene Glycol, Polyglyceryl-3 Methylglucose Distearate, Niacinamide (20,000ppm), Stearic Acid, Sodium Polyacryloyldimethyl Taurate, Silica, Sodium Hyaluronate, Glyceryl Stearate, Beeswax, Butyrospermum Parkii (Shea) Butter, Macadamia Ternifolia Seed Oil, Hydrogenated Polydecene, Betaine, Glutathione (1,000ppm), Trehalose, Adenosine, Citric Acid, Trideceth-10, Disodium EDTA, Sodium Citrate, Caprylic/Capric Triglyceride, Hydrogenated Lecithin, Xanthan Gum, Nelumbo Nucifera Extract, Artemisia Annua Extract, Oryza Sativa (Rice) Extract, Saccharomyces Ferment, Solanum Melongena (Eggplant) Fruit Extract, Melaleuca Alternifolia (Tea Tree) Leaf Extract, Hydrolyzed Collagen, Squalane, Beta-Glucan, Dipropylene Glycol, Hippophae Rhamnoides Fruit Extract, Madecassic Acid, Asiaticoside, Asiatic Acid, Propanediol, Hydroxyacetophenone, 1,2-Hexanediol, Ethylhexylglycerin, Dipotassium Glycyrrhizate This brand is excluded from most Ulta Beauty coupons

NCATS Inxight Drugs
PMID: 40611758 Nat Commun ACSS2 drives senescence-associated secretory phenotype by limiting purine biosynthesis through PAICS acetylation
Published 2022 Feb 7
GHK-Cu is used for skin rejuvenation, wound healing support, hair restoration, and tissue repair