Hello, you can try the following methods, affordable and effective, and there are no side effects.

1, vinegar in the mouth for 1 minute to 3 minutes good results.

2, the orange peel dried and ground into powder, and toothpaste mixed together to brush teeth, teeth can soon be white

3, when brushing teeth, the toothbrush with a bit of yeast powder can also help teeth white.

4, chew raw peanuts, do not swallow, take the peanut crumbs as toothpaste to brush your teeth, you can also make teeth white.

5, with the bones of the cuttlefish, crushed on the toothbrush as toothpaste to use, can also make the teeth white.

6, Regularly go to the dentist ultrasonic scaling to whiten your teeth.