Yes, it is limited, but to a level far higher than any of the popular energy drinks currently contain (i.e. carry on as normal!) The limit is over twice that of what is contained in a can of Red Bull.

Caffeine in coffee is not affected. Just as well, as someone told me that Tim Horton's coffee is the most highly caffeinated coffee of all the places people get their morning joe! (So maybe the unfathomable addiction. That or they line their cups with coke. One or the other

Oh and you can still buy caffeine pills!

Make mine a double red bull with a couple of pro plus chasers please

-You non-brewed coffee drinking mine of useless information!