Phloretin (Standard) is the analytical standard of Phloretin. This product is intended for research and analytical applications. Phloretin (NSC 407292, RJC 02792) is a flavonoid extracted from Malus pumila Mill., has anti-inflammatory activities. Phloridzin is a specific, competitive and orally active inhibitor of sodium/glucose cotransporters in the intestine (SGLT1) and kidney (SGLT2). Phloretin inhibits Yeast-made GLUT1 as well as Human erythrocyte GLUT1 with IC50values of 49 µM and 61 µM, respectively[1].Phloretin has the potential for the treatment of rheumatoid arthritis (RA) and allergic airway inflammation[4].