Anyone tried the teeth whitening advertised in Hotmail?

I would like to know any comments about it. Is it good? is it a scam?
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Hi there, You have to try a Alta White Teeth Whitening. Amazing, in 6 days you will get your teeth are bright white. Very easy to use, strips or tray to wear. You can save cost to a dentist. Alta also helps to remove plaque, polishes while whitening. For more detail please visit:
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