Diet Pepsi. 0 Calories per can. 7.5 fl oz (222 ml). Sugar free. Very low sodium. Caffeine content: 21mg/7.5 fl oz. Please recycle. Diet Pepsi, Pepsi-Cola and the Pepsi Globe are registered trademarks of PepsiCo, Inc. Product Questions Call: 1-800-433-2652. Visit: www.pepsi.com.