4. Orange peel
Like banana peels, orange peels make you want whiter teeth. It contains vitamin C, which helps fight microbes, and calcium, which helps whiten teeth. You can also make orange peel powder by drying it in the sun and grinding it into powder.
Just use this powder twice a week to remove coffee and nicotine stains from your teeth.
5. Coconut Oil
Coconut oil contains an antibacterial agent that can make your teeth sparkle. The best way to use coconut oil is to put two drops in toothpaste and brush your teeth. You can also rub your teeth after each brushing or use it as a mouthwash.
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