How to make your teeth whiter easily at home

There seems to be a way to make teeth whiter easily at home using strawberries. this isMalic acidIt uses the fact that discoloration of the surface of the tooth is dropped, it seems to be realized by using strawberry containing malic acid.

Details are as below.

Health.com :: Whiten Your Teeth the Natural Way

According to this article, with strawberriesBaking soda (baking soda)By combining, it seems to be a natural tooth cleaner that removes stain. However, if you use too much, it seems that your tooth enamel will be damaged, so it seems like it is about once a week.

Required items:
Ripe strawberries
Baking soda (half a teaspoon)

manner:
First, crush the strawberry and mix it with baking soda. Then put the mixture on the toothbrush and place it for 5 minutes. Then brush your teeth with regular toothpaste and cleanly remove strawberries and baking soda. If necessary, please take strawberry seeds clean with dental floss.

It's simple. However, if malic acid is included, can fruit other than strawberries be possible?