One of the safest and strongest teeth whitener is baking soda. It is an excellent acid neutralizer and helps to remove stains while protecting the enamel. Apply baking soda on your teeth using a toothbrush and rinse it off after two minutes. You will get sparkling white teeth instantly!
Other effective teeth whiteners
Salt: It is a natural teeth whitening agent that can be substituted for toothpaste or used along with it. Don’t go overboard with salt, use it once a week or it will leave your gums feeling raw.
Charcoal: Yes charcoal! It contains potassium hydroxide that is a natural teeth whitening component.
Apple: The process of chewing an apple removes excess food and bacteria from your mouth while scrubbing away surface stains.