Representations regarding the efficacy and safety of Lean Java Bean have not been evaluated by the Food and Drug Administration. The FDA only evaluates foods and drugs, not supplements like these products. These products are not intended to diagnose, prevent, treat, or cure any disease. Two human clinical trials suggest that consumption of the ingredients in Lean Java Bean can lead to a reduction in weight or body fat. It is recommended that users follow a strict diet and exercise regimen to achieve weight loss results.