http://www.cochrane.org/CD010856/ORAL_water-fluoridation-prevent-tooth-decay Be sure to read the Author's Conclusions: Summary: “There is very little contemporary evidence … that has evaluated the effectiveness of water fluoridation for the prevention of caries." "There is insufficient evidence to determine whether water fluoridation results in a change in disparities in caries levels across SES (Social Economic Status)." "We did not identify any evidence ... to determine the

The FDA has not approved the toxic waste product hexafluorosilicic acid, yet this substance is used in growing vegetables, fruit, as well as supplying cattle with water, so now most processed foods and meat have higher levels of fluoride than "naturally" was occurring prior to mass water fluoridation practices in the US. To find out how much fluoride you might be consuming you can check it out at the following URLs: http://www.ars.usda.gov/SP2UserFiles/Place/80400525/Data/Flu