Not disagreeing, but a previous post does list the ingredients: http://robrhinehart.com/?p=424
I have to admit it's interesting to follow this experiment, though. As bootstrapped marketing schemes go, I've seen much worse.
In the latest post he mentions that several chemists have figured out how to make his concoction, but he explicitly states he's not making the recipe public yet.
Some people have. He says as much in the blog entry that various folks have let him know they've replicated it and tried it.