Recent advances in polyphenol research

plant polyphenols are secondary metabolites that constitute one of the most common and widespread groups of natural products. they express a large and diverse panel of biological activities including beneficial effects on both plants and humans. Notably, many polyphenols, from their structurally simplest representatives to their oligo/polymeric version are known as phytoestrogens, plant pigments, potent antioxidants and protein interacting agent.