Does Baking Soda actually whiten teeth, elimates odors, and leaves your skin soft?

I'm really want the truth I'm hearing all these bizarre things about baking soda lately and so I want to know! 10 points!
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Yes, it whitens your teeth. add to your toothpaste and you will see. You can also try it by itself. ODORS: I have a baking soda in the refrigerator. It does eliminate bad odors.
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