Green coffee bean extract is a decaffeinated extract of unroasted coffee beans, which have a higher level of chlorogenic acids than roasted beans. Chlorogenic acids are a powerful natural antioxidant and are thought to provide support for healthy metabolic processes, making green coffee bean extract a popular natural supplement for the support of healthy weight maintenance goals.* Our formula contains Pure Green Coffee Extract), a standardized extract valued for its high concentration of chlorogenic acids. Each 800 mg serving of NatureWise Green Coffee Bean Extract contains less than 13 mg of caffeine, about the same as two cups of decaf coffee.