Studies show that fluoride, which has been hailed as a magic bullet in the tooth care industry is getting too much of praise with little to show for it. While it has benefited most people in developed countries, poorer nations which still do not have fluoridation systems in their water treatment and distribution systems are faring worse. There are even new studies that too much fluoride can be harmful to your health and even cause brain damage as one of our previous posts discussed. The ability of fluoride to lower hormone levels produced by the thyroid glands is the culprit and too much of something good becomes so bad it can become a contributor rather than a preventive measure. The study which can be reviewed at the Flouride Action Network’s site where the study is posted for review along with the findings and methodologies used. An older study which the recent one expanded shows the toxic effects of too much fluoride on ones health that can become so severe causing learning and developmental disabilities.