Nowadays, caffeine tops the charts as ... Diet Coke is higher in caffeine, with about 42 mg per 12 ounces (335 ml). Keep in mind, however, that the caffeine content varies for these drinks based ...

Both kinds of Coca-Cola are refreshing treats on a hot day and provide an energy boost, thanks to their caffeine content. But Coca-Cola lovers swear that the two aren’t the same, so we went ...

Pepsi, Coca-Cola, Sprite, Mountain Dew – whatever your preference, a similar-sized soda will have around the same sugar and caffeine content. Need a break? Play the USA TODAY Daily Crossword Puzzle.

Diet Coke doesn't actually contain all that much caffeine. For example, the popular diet soda's caffeine content still pales in comparison to a 12-ounce cup of coffee which contains around 140 ...