Fluoride
http://www.fluoride-journal.com/98-31-2/31289-90.htm
http://fluoridealert.org/50-reasons.htm
http://www.all-natural.com/fleffect.html
http://www.mercola.com/2000/aug/13/fluoride_supplements.htm
http://www.mercola.com/2001/sep/26/dentists_cause_cavities.htm
http://www.fannz.org.nz/
http://www.nofluoride.com/
http://www.thewaterpage.com/fluoridation.htm
http://www.holisticmed.com/fluoride/
http://www.democracynow.org/article.pl?sid=04/06/17/1437211
Remember, I am just a general dentist who does growth orthodontics 100% - I am not a specialist orthodontist