PepsiCo is launching a morning pick-me-up called Kickstart that will have the flavor of Mountain Dew and a hint of fruit ... death — because its jolt of caffeine is far more mild than the ...

Mountain Dew, the soft drink born in the mountains ... Like the 1920s version, it was a clear and caffeine-free citrus soda ...

Furthermore, Diet Mountain Dew contains concentrated orange juice ... with a pleasant hint of tartness from the grapefruit.

According to caffeineinformer.com, a McDonald’s latte has 142 milligrams of caffeine, a 20-ounce Mountain Dew has 90 milligrams, and a 16-ounce energy drink can have as much as 240 milligrams.