[Teuthida]

All per 12 oz drink:
Mountain Dew has 55 mg of caffeine.
Mello Yello has 52.8 mg of caffeine.
Surge has 51 mg of caffeine.

Red Bull has 80.0 mg of caffeine.

I usually drink a 20 oz Mountain Dew with a 200 mg caffeine pill to get going.