Is Diet Mountain Dew high in caffeine? Diet Mountain Dew contains 54 mg of caffeine in a 12 fl oz can. This equates to 4.50 mg of caffeine for every fl oz and 15.22 mg for every 100 ml.. A 2-liter bottle of Mountain Dew contains approximately 182 milligrams of caffeine. This makes Mountain Dew a moderately caffeinated beverage compared to other sodas and energy drinks.
When it comes to soda, Mountain Dew stands out as having one of the most caffeinated formulas around. While the exact amount depends on the size and flavor, the caffeine content of various Mountain Dew drinks usually falls between 55 mg and 135 mg. In this post, we'll break down what that means and explore how Mountain Dew compares to other caffeinated beverages. Comparing the Caffeine In.. Our Mountain Dew Caffeine Calculator helps you estimate your caffeine intake every time so you can better manage your daily consumption. how much caffeine is mountain dew 1 fl oz of Original Mountain Dew contains approximately: • 4.58 milligrams of Caffeine 1 fl oz of Mountain Dew ZERO contains approximately: • 5.67 milligrams of Caffeine