Diet Pepsi Now Aspartame Free. 0 calories per bottle. Sugar free. Very low sodium, 35mg or less per 240ml (8 fl oz). Bottled under the authority of PepsiCo, Inc. Caffeine content: 47mg/16.9 fl oz. Diet Pepsi, Pepsi-Cola and the Pepsi Globe are registered trademarks of PepsiCo, Inc. Pepsi-Cola®. Please recycle. Product questions 1-800-433-2652. www.pepsi.com.