Now Energy - Natural Energizer! Metabolic Energy And Adrenal Support! Natural Source of Energy-Metabolic Diet And Adrenal Support! NOW Energy combines a comprehensive array of nutrients and dietary ingredients that provide your body with a natural source of energy. Now Energy formula contains ingredients such as Guarana, Yerba Mate and Green Tea to provide a natural source of caffeine and support for the thermogenic processes in the body. Note: Manufacturers continually change product specifications. While we try our best to keep product descriptions up to date, they do not necessarily reflect the latest information available from the manufacturer. We are not responsible for incorrect or outdated product descriptions and/or images.