Vivilife is the premier manufacturer of health and nutritional supplements in the u.s. vivilife green coffee is a highly sought after weight loss product that helps the user lose weight, burn metabolism and boost energy naturally. green coffee bean extract is a natural compound extracted from fresh, raw and unroasted coffee beans. green coffee bean is a highly potent source of chlorogenic acid, which is thought to help weight loss. in the body, chlorogenic acid triggers the body to release less glucose. this process encourages the body to instead use stored fat for energy. overall, this causes the body to lose fat by turning it into useable energy.