Home remedies for teeth whitening
Strawberries are also a great tooth whitener. It taste great as well so make this and then you can swallow it afterwards. Mash several strawberries well in a bowl and then brush your teeth with them like normal. It actually really works to whiten your teeth.
Baking soda is another great way to whiten teeth for next to nothing. Baking soda costs less then a dollar a box and easy to find.
Get your own personal box of baking soda; as you will see, this will help prevent waste and keep you from spreading germs as well. To use the baking soda in brushing, first clean your toothbrush thoroughly. Now, shake your toothbrush fairly dry. Next dip the toothbrush in the baking soda so it is completely covered in the white powder. Now brush your teeth thoroughly, scrubbing all sides. It is not really harmful to brush until there is some slight and occasional bleeding of the gums or from between the teeth. This practice after Or get about two teaspoons of baking soda into a little bowl and mix in just enough hydrogen peroxide (double the whitening effect) to make it a nice paste, just like the consistency of toothpaste. Then brush your teeth as normal making sure you leave the paste on your teeth for at least two minutes – 5mins. If you are not to thrilled about the flavor then you can add a bit of toothpaste in it to add flavor. Make sure you do not swallow the paste, trust me it wouldn't go down so smooth!
Other method
You need:1 ripe strawberry1/2 teaspoon baking soda
Directions: Crush the strawberry to a pulp, then mix with the baking soda until blended. Use a soft toothbrush to spread the mixture onto your teeth. Leave on for 5 minutes, then brush thoroughly with toothpaste to remove the berry–baking soda mix. Rinse. (A little floss will help get rid of any strawberry seeds.) you can apply once a week. “Be careful not to use this too often, though, as the acid could damage the enamel on your teeth.”
Or just in morn brush with plain salt then brush again with toothpaste sprinkle with salt. If not apple cider vinegar can do too!