 The purpose of this clinical trial is to test the effectiveness and safety of a new anti-diabetes drug Cyclo-Z for the prevention and treatment of Type 2 diabetes. This study will determine dose-dependent efficacy and safety of this new drug for the treatment of human diabetes. The Food and Drug Administration has granted approval for the use of this investigational product to be used in a study FDA approval Investigational New Drug IND : 61,897. This new drug is thought to work by increasing the amount of zinc in your body, which in turn should improve your sugar metabolism. If this study successfully proves that Cyclo-Z is effective for the treatment of diabetes and is without significant side effects, a large, multi-center study of diabetic patients will then be performed. 