A Brew for Teeth—and the Rest of You
By Janet Raloff, 15:48 PM April 15, 2008
Globally, in terms of its popularity as a drink, tea ranks second only to water. While most people began sipping this brew for its taste and its ability to sooth the palate, researchers have recently turned up a variety of reasons to reinforce tea-quaffing habits. The newest: It slows the growth of germs that lead to cavities.
Take a microscopic look into any healthy mouth and you’ll probably find hundreds of species of bacteria. Some of these generate an enzyme that breaks down sucrose, or t...
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