New Sugarfree Red Bull! Pros: This sugarfree Red Bull flavor ... I did get myself the larger 12oz can rather than the classic 8.4oz size, so maybe I did this to myself. I still recommend picking ...

Caffeine helps to improve concentration and increase alertness. One 250-ml can of Red Bull Energy Drink contains 80 mg of caffeine. The 80 mg of caffeine contained in one 250-ml can of Red Bull ...