Coffee Bean Extract 1600mg is very popular among people because it comprises a compound called Chlorogenic acid. Chlorogenic acid is an antioxidant which releases less glucose into the bloodstream. http://www.nutritionforest.com/green-coffee-bean-extract.html
Scientists suggest that the beneficial effects of green coffee beans can be attributed to their chlorogenic acid. However, chlorogenic acid is not present in roasted coffee beans. Green Coffee Beans and Weight Loss.