Indeed it is! Just like Diet Coke is still Coke, it just tastes slightly different. We don't get Mountain Dew in the UK, so I buy mine from www.americangoodies.co.uk
diet dew
Stop buying it. The cravings will fade soon enough.
CARBONATED WATER, CONCENTRATED ORANGE JUICE, CITRIC ACID, NATURAL FLAVORS, CITRUS PECTIN, POTASSIUM BENZOATE (PRESERVES FRESHNESS), ASPARTAME, POTASSIUM CITRATE, CAFFEINE, SODIUM CITRATE, ACESULFAME...
Yes, almost every soda has a diet version