Caffeine Levels

per fl. oz bottle


Incorrect? Send Feedback

MDX is a Mountain Dew "energy soda" from PepsiCo. What is ironic is that the caffeine concentration isn't that much higher than standard Mountain Dew.

Marketed as an energy drink - MDX contains many other ingredients typically found in energy drinks - such as Guarana, Taurina, and Panax Ginseng.

DISCONTINUED It appears this product is no longer available.

Ingredients in MDX

Carbonated water, high fructose corn syrup, citric acid, natural flavors, sodium benzoate, gaurana seed extract, d-ribose, caffeine, maltodextrin, gum arabic, yellow #5, ascorbic acid, calcium disodium EDTA, taurine, panax ginseng extract, brominated vegetable oil, blue #1

Calories (per 14oz bottle): 210.

Sugar content: 56 grams (per 14 ounces).

Compare Sugar Content

Similar Items

MDX, Sugar Free 87.5mg

Caffeine Concentration

MDX contains 5.88 mgs of caffeine per fluid ounce (19.87mg/100 ml).

Caffeine (mg) per Ounce
100 90 80 70 60 50 40 30 20 10 0 MDX 5 Hour Energy Coffee (Espresso) Spike Energy Drink


From the Mountain Dew website and the American Beverage Association