Ellagic Acid is one kind of polyphenolic substance and ... Fine Powder Odor:Characteristic Molecular Formula: C14H16O8Background:Ellagic Acid(2,3,7,8-tetrahydroxy benzopyrano[5,4,3cde ... exists in all kinds of and nut. Ellagic Acid is one kind of and owns stronger antioxidation. It ... is dimerization derivant of Gallic acid and one kind of polyphenol dilactone. It exsits ...