While the recommended daily limit of caffeine is 400 mg, keep in mind the amount of sugar you'd be consuming to reach this quota with a Rockstar energy drink. Next up, we have Reign Energy.

It’s the perfect amount of caffeine, and my top pick. Reign is another lesser-talked about option, but this one particularly ...

But labels don't have to reveal how much caffeine the products pack. We will. We measured the amount in 27 top-selling energy drinks and shots (see table below). We bought the drinks online or at ...

Nearly 10 months ago, I collected my thoughts on the vessels of my addiction to caffeine for monetary gain. Somehow, that ...

A Rhode Island man with a passion for caffeine earned a Guinness World Record for his collection of 1,019 energy drink cans.