A molecular complex of Epigallocatechin-3-gallate is disclosed. The molecular complex comprises Epigallocatechin-3-gallate and a molecular complex former selected from Trehalose, Sucralose, Glutamic Acid, Glutamine, Glycine, Lipoic Acid, Carnosine, Maltose, Maltitol, Fructo-oligosaccharides and mixture thereof.