Coke-Coke's caffeine content is 34mg for a 12-oz can
Chocolate-Chocolate/Caffeine Amount43 mg
Energy Drinks-Caffeine is a major ingredient in both types of energy drink products—at levels of 70 to 240 mg in a 16-oz. drink and 113 to 200 mg in an energy shot.
Tobacco
Sigarilyo-A key ingredient that makes cigarettes more addictive is the inclusion of reconstituted tobacco,
Alcohol
Vodca -Since the 1890s, standard vodkas have been 40% alcohol by volume (ABV) (80 U.S. proof).