Caffeine is naturally present in more than 60 plants and is contained in many foodstuffs such as coffee, tea and chocolate ... One 250-ml can of Red Bull Energy Drink contains 75 mg of caffeine.

Caffeine is naturally present in more than 60 plants and is contained in many foodstuffs such as coffee, tea and chocolate ... One 250-ml can of Red Bull Energy Drink contains 80 mg of caffeine.