H ow much of your favorite caffeinated drink would it take to kill you? Take this quick test and find out: Energy Drink Ingredients Wine is grapes. Sure, there's a lot of different kinds, but who really cares? Beer is hops, barley, water–again, pretty boring. Anyone who's reasonably intelligent would look somewhere to see what they're putting in their body. Especially if it makes you warm and tingly. Here, then, is your is your research, handed to your ass on a silver platter. Read More . The Caffene Database This is the most complete list of caffeine that I know of. If you know something better, let me know, I'll add it! I want this to be the resource that everyone uses. Read More .