I think because it's caffine content bordered on dangerous! Red bull is banned in Sweden I think because it has been linked to a few deaths.why was it banned?
I knew of someone who decided not to sleep (for more revision time) around his Uni exams. Drank ALOT of JOLT cola (from the states). He stayed awake but was so wired he had a fit in the middle of one of his exams!
DP