Yes, it does. This is one of the most confirmed practices when it comes to home teeth whitening. As a matter of fact, baking soda is the best home remedy for whitening teeth. However, do not use it every day. Use it periodically it to enhance the whiteness of your teeth.
There are different ways of using sodium bicarbonate for dental hygiene. The easiest way is to just sprinkle a little on your toothbrush. Since it's a mild abrasive, it provides a gentle cleansing.
Another way to use it to whiten your teeth is to mix it with hydrogen peroxide, salt mixture, lemons or strawberries for a more natural solution. For example:
Mix 1/2 teaspoon of baking soda with one ripe crushed strawberry. Spread the mixture onto your teeth and wait for 5 minutes. Rinse and brush your teeth. Do this once a week to avoid damaging tooth enamel.
Here is a good recipe to make a natural toothpaste:
Use a 50/50 ratio of baking soda to coconut oil. You can add small amount of an essential oil, such as peppermint or spearmint for flavor. Mix well and keep it in a glass container with a lid. You do not need to keep the mixture in refrigerator. To use it, simply dip your dry toothbrush into it. An added benefit is that your toothbrush will be clean and sanitary because coconut oil is antibacterial, antiviral and antifungal.
Baking soda in very alkaline, which means that it's very good at neutralizing acids in your mouth that often cause tooth decay. In addition, sodium bicarbonate fights bad breath by absorbing odors.
Here is another recipe that is extremely powerful at killing bacteria in your mouth:
Take six parts of baking soda and one part of sea salt. Mix them in a blender for 30 seconds. Using your index finger, rub the mixture onto your teeth and gums. Rinse your mouth after 15 minutes.
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