<Li> IU = International units </Li> <Tr> <Td_colspan="2"> Percentages are roughly approximated using US recommendations for adults . </Td> </Tr> <P> 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). </P> <P> 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 . </P>

Are diet pepsi and pepsi max the same