QuickCheck: Is baking soda a good substitute for toothpaste?

Baking soda usually comes in little bags or tins but some are prepared as little tablets made specifically for brushing your teeth.

YOU hate using toothpaste. Or anything that is minty and advertised as the best way to clean your teeth by the commercial industry. Nothing in the modern world, especially through the advancement in dental care can appeal to you. Hence, you decide to go old school by using a home concoction of baking soda to whiten your teeth. An age old practice to some.

But does it really work? Does baking soda really whiten your teeth?