☛ In a bowl, add a tsp. of baking soda.
☛ Now cut a lemon into half and squeeze out around a tsp. of lemon juice to it.
☛ Mix the ingredients well. It might fizz up a bit with the chemical reaction between baking soda and lemon.
☛ Now taking a fresh napkin, dip it in the baking soda and lemon mixture.
☛ Place the napkin on your teeth carefully so as to cover all the teeth with the mixture.
☛ Leave it on for around two minutes.
☛ Once you remove the napkin you yourself will begin to notice the difference.
☛ However remember not to use this remedy too frequently as the acidic composition of the mixture can wear off the enable.