Makes 50 servings (12 liters). Artificially flavored soda mix. Enjoy your SodaStream system. Contents make the equivalent of 33 12-oz cans. No aspartame. No calories. Low sodium. Contains 27 mg of caffeine per serving. Compare to Diet Dr Pepper (Diet Dr Pepper is a registered trademark of Dr Pepper/Seven Up, Inc.). www.sodastream.com. Bottled in the USA.