amount of caffeine in diet pepsi
Pepsi Zero Sugar contains 69 milligrams of caffeine per 355ml (12 fl oz). Diet Pepsi contains 36 milligrams of caffeine per 355ml (12 fl oz). Diet Pepsi Max was introduced in the United States on June 1, 2007 and in Canada in March, 2008. Diet was dropped from the name in early 2009.