General Nutrition Centers (GNC), Pittsburgh, PA, has launched Total Lean™, an ephedra-free dietary supplement. The thermogenic formula is clinically researched to increase metabolism and boost energy. A 14-day basic 1500 calorie meal program and exercise plan are included with each product. Total Lean includes guarana seed extract, black tea leaves extract, grape skin and seed extracts, ginger root extract and dill weed extract.