Figure 1

Representative profile of HPLC chromatogram of different polyphenols detected in aqueous extract of leaves of Royale cinerea (D.Don) Baillon, where (peak 1): Gallic acid , (peak 2): Chlorogenic acid, (peak 3): Epicatechin, (peak 4): Caffeic acid, (peak 5): Umbelliferone, (peak 6): Coumaric acid, (peak 7): tert-Butyl hydroquinone (peak 8), Kaempferol respectively were recorded at 280 nm.