Question: how much caffeine kick start?
Answer: Besides the 92 mg of caffeine per 16 oz can, Mountain Dew Kickstart has a dose of Vitamin C and B vitamins as well. The Hydrating Boost flavors contain 10% juice as well as coconut water, but come in 12 floz cans. They have just 60 calories per can by using sweeteners Ace-k and Sucralose.