Yes, it sounds odd, but you can actually use banana peels to whiten your teeth.
This is considered so because of the wonderful source of minerals and vitamins the banana peel contain in it that makes it so essential in teeth whitening.
To use, find a perfectly ripe banana, one that does not have brown spots is great. Follow these steps below:
4. Peel the banana
Choose a banana with no spot. you want it to be ripe (as this is when it contains the most minerals) but not black.