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For many, results last several months or even longer with proper care

Neuroscience 144 : 9911003 (2007)

Organic Aloe Barbadensis Leaf Juice, Pentylene Glycol, Niacinamide, Hydrolyzed Hyaluronic Acid, GHK-cu (Copper Tripeptide-1), Vitamin B5, CITRUSTEM(Citrus Aurantium Dulcis/Orange Callus Culture Extract, Acetyl Hexapeptide-8, Allantoin, Palmitoyl Tripeptide-5, Palmitoyl Tetrapeptide-7, Centella Aisatica), Methylsulfonylmethane, Glycine, Zinc, Glutathione, Hydrolyzed Quinoa, Spirulina, Lysine, Disodium EDTA, Ethylhexylglycerin

It is particularly relevant in experimental models examining peptide structure-function relationships