Wednesday, January 20, 2010

Health Behavior News Service - Research News Archives

Health Behavior News Service - Research News Archives:

"Toothpastes with lower fluoride levels — in the 440 to 550 range — give results that are no better than the results seen with toothpaste that does not contain fluoride, Worthington and Glenny said.

...

However, fluoride has a downside. Toothpastes with concentrations greater than 1,000 parts per million of fluoride increase the risks of fluorosis — a condition that can cause white streaks and spots or stained teeth — especially when they are used by children under the age of 5 or 6 years. "