Schweppes® Diet Ginger Ale. 12 pack. Since 1783. Caffeine free. Natural ginger flavor with other natural flavors. 0 calories per can. 12-12 fl oz. Cans (144 fl oz). See unit container for manufacturer's identity. Schweppes is a registered trademark of Dr pepper/ Seven Up, Inc. Please recycle. Consumer comments 1-866-SCHWEPPES. ©2012.