What should I do if rhubarb teeth turn white?

1 Method 1, baking soda: Add a little baking soda to the toothpaste every time you brush your teeth. After brushing several times, the teeth will turn white slowly. This method is mainly aimed at the yellowing of teeth caused by rust. 2 method 2. Vinegar: White vinegar and aged vinegar will do. Put vinegar in your mouth 1 to 3 minutes, then spit it out and brush your teeth. One disadvantage is that this method will make the teeth numb ... 79 13