Dietary Supplement. Helps Support Metabolism*. 400 mg. Supports Healthy Blood Sugar Levels*. Helps Control Appetite* Recently, coffee has been getting a reputation as a diet-friendly beverage. Although it has been largely thought that caffeine is the energizing, fat-burning ingredient in coffee, new research is now pointing to chlorogenic acid, a remarkable compound that s found in the unroasted coffee bean, but which is largely destroyed during the roasting process.* The chlorogenic acid in green coffee helps you to manage your weight and promote fitness in a variety of ways. First, according to research reported in the American Journal of Clinic.