Some "natural" ways of whitening teeth, such as brushing them with a strawberry and baking-soda mixture, do not actually whiten teeth, and may even weaken them, new research finds.
The rest of the story
livescience.com
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Do DIY Teeth Whitening Methods Really Work?
Some "natural" ways of whitening teeth, such as brushing them with a strawberry and baking-soda mixture, do not actually whiten teeth, and may even weaken them, new research finds.
The rest of the story
livescience.com
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