I agree, fuck Red Bull!
However, my energy drink of choice is KMX... I like the orange one, but, they do have one other flavor. I forgot what it is though.
It has Ginseng, B-Vitamins, Yerba Mate, Guarana, and Choline in it and I find it works better for me than any other energy drink I've tried.
Here's the website:
http://www.kmxusa.com/