This at-home method for whitening your teeth will knock your socks off.
The magic ingredient? Tin foil.
Make a paste of baking soda, salt, and water, and apply to your teeth.
Then apply a layer of tin foil to cover your teeth
After waiting one hour, remove the tin foil and brush your teeth with your regular toothpaste.
Not only do dentists approve of this tooth whitening method, they recommend it.
And there you go! A healthy, white smile, all done at home, inexpensively.
Source: Susan Bowden Tips