What's the difference between Mt Dew Zero and Diet Mt Dew?
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4 min read
According to the official PepsiCo website, Mountain Dew Zero has zero calories and more caffeine, while Diet Mountain Dew has 10 calories and a lower caffeine content per 20oz serving. This distinction is just one of several key differences between Mt Dew Zero and Diet Mt Dew, which also vary in ingredients and overall flavor profile.