Like any sugary beverage, Mountain Dew is bad in large amounts or with frequent consumption. Mountain Dew contained the controversial additive brominated vegetable oil, but the additive was discontinued in May 5, 2014. More »

The side effects of Mountain Dew include diabetes, obesity, bad teeth, high blood pressure and other health problems if people drink it in large quantities. These health problems are directly related to the high amounts ... More »

The popular soda Mountain Dew may create a number of negative health effects, including the potential to generate allergic reactions and exposing people to citric acid and sodium benzoate. In addition to having high leve... More »

The only way to make Mountain Dew glow is by adding some type of glowing agent, such as the contents of a glow stick. Mountain Dew does not contain the necessary chemicals to facilitate a glowing reaction. More »

www.reference.com Food Beverages Soft Drinks

A 12-ounce can of regular Mountain Dew contains 54 milligrams of caffeine, which CaffeineInformer.com considers to be a moderate to high amount. Mountain Dew is known for its high level of caffeine and sugar; one 16-bott... More »

www.reference.com Food Beverages Soft Drinks

A 20-ounce bottle of Mountain Dew contains 91 milligrams of caffeine. Mountain Dew has more caffeine than competing soda brands such as Coke, Pepsi, Barq's Root Beer and Dr. Pepper, according to Mayo Clinic. More »

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. More »