Here is a couple of recent capsaicin science articles from my science friend. Somebody may find them of interest. Pain Free Without Numbness: Substance Combination With Chili Peppers http://www.sciencedaily.com/releases/2008/05/080516112459.htm Chemists Measure Chilli Sauce Hotness With Nanotubes http://www.sciencedaily.com/releases/2008/05/080506115604.htm All the more reason for us to keep doing what we do! Beth in Texas