Man ever since his first appearance on earth, has used plant throughout his historical development as a source of medicines. Medicinal plants have formed the basis of the folkloric medicine, which was the main source for new medical discoveries. By the middle of the nineteenth century at least 80% of all medicines were derived from plants. Therefore, in this work, as a result of this intensive study, seventeen phenolic constituents were individually isolated and identified from the methanolic extract of licorice roots by various chromatographic methods (TLC, CC, GC-MS, LC-MS, .. etc). The...