Bit late to the party here, but I always find Milk Thistle to be great. Not many people seem to know about it or use so I'm taking it upon myself to spread the word here. Brainfeed wrote a great little article on it which is good for anyone who wants to learn a little more http://brain-feed.com/alcohol-on-the-brain/
Detoxicated is a highly recommendable hangover supplement. If you use this supplement once you will not use any other hangover supplement. I personally use this and I can say it is the best.