PepsiCo is launching a morning pick-me-up called Kickstart that will have the flavor of Mountain Dew and ... lethal jolt of caffeine." It's true "Kickstart does have far less caffeine than energy ...

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.

As you lay there, you try to trace the cause of your insomnia to something you may have had during ... brands that contain caffeine -- has only 22 grams. Mountain Dew contains 55 grams of caffeine ...