Bang Energy Drink Calories - Bang is an energy drink launched in 2012 that has grown quickly in popularity. 0g (except for some newer bang varieties that contain 20g protein). It contains 300mg of caffeine per 16 oz can for an extreme energy boost.
It contains 300mg of caffeine per 16 oz can for an extreme energy boost. 0g (except for some newer bang varieties that contain 20g protein). Bang is an energy drink launched in 2012 that has grown quickly in popularity.