Yes it does exist! Natural teeth whitening is an available option. However, you may not get results as noticeable as you would see in a professional teeth whitening session. Natural tooth whitening product are less intense and so it makes sense that the results would coincide with that. There are many ways to naturally whiten your teeth. Some natural tooth whitening methods are very gentle on the teeth while others may cause damage to the enamel. here we have listed some natural stain improving methods below.
Strawberries contain malic acid which can be used to whiten tooth discoloration. You can whiten your smile by applying some crushed strawberry pulp to your teeth and then removing after about 5 minutes. Remember to brush and floss.
Baking soda can be used to gently brush each tooth in a circular motion with a soft toothbrush to remove unwanted stains.
Both malic acid and baking soda can cause more harm than good if not used sparingly and gently.