A 2-liter bottle of Mountain Dew contains 9.7 ounces, or 276 grams, of sugar. According to Wegmans' nutritional facts label, a 2-liter bottle contains six servings, each with 46 grams of sugar.
An entire 2-liter bottle of regular Mountain Dew soda also contains 1020 calories and 390 milligrams of sodium. There are 170 calories in every 12-ounce serving. If an individual drinks an entire 2-liter bottle of this soda, he consumes 324 milligrams of caffeine. SugarStacks states that a 2-liter bottle of Mountain Dew has 40 percent more caffeine and 15 percent more sugar than a bottle of Coca-Cola that is the same size.