... An average 12-ounce can of cola has 35 milligrams of caffeine, and an 8-ounce cup of coffee has roughly 100 milligrams.The average energy drink has about 42 grams of sugar, compared to an average of 39 grams in a can of cola. ...
Are Energy Drinks Bad for Your Heart?
... An average 12-ounce can of cola has 35 milligrams of caffeine, and an 8-ounce cup of coffee has roughly 100 milligrams.The average energy drink has about 42 grams of sugar, compared to an average of 39 grams in a can of cola. ...