Red Bull is my go-to pick me up. I have two every morning while at work and it's a great alternative for coffee. It tastes way better and if you go with the sugar free version there are not that many calories. 

Red Bull definitely has some cons. After you get used to drinking it every day it doesn't really give you that much of an energy boost. Now it's more of a necessitiy for my body. I find that when I drink regular coffee I get more of a rush. 

The reason I continue to buy red bull is because of the taste. it's refreshing and absolutely delicious when cold. I prefer the regular kind, but...