Supplementation of other salts and organic nitrogen sources along with the optimization of initial pH (7.0) and temperature (40 °C) increased production of lactic acid to 15.1 g/l (data not shown). Thus, though date juice when supplemented with other salts and organic nitrogen sources, proved to be a potential raw material, considering the number and amount of other organic nitrogen sources added and their cost, it was thought necessary to have screening of media components using an appropriate statistical design to identify the significant components. Apart form MRS medium, reports have shown use of other media for lactic acid production