Applicant: SRI RAMACHANDRA UNVIERSITY Title: ANTIDIABETIC FORMULATION ABSTRACT The present invention discloses an antidiabetic, antioxidant adipogenic and insulin mimicking activity exhibiting synergistic formulation for treating subjects with diabetes mellitus and its associated complications. The antidiabetic formulation comprises of combination of therapeutically effective amounts of extract of Phyllanthusamarus, Murrayakoenigiiand atleast one pharmaceutically acceptable carrier.