#1 Titanium Dioxide. This ingredient has the ability to make your teeth brighter and look whiter after brushing, but will eventually wash off after time.

#2 Baking Soda Baking Soda is another very popular natural chemical in many toothpastes. It claims that it has a whitening and also to have tartar control effects on the teeth.

#3 Hydrogen Peroxide This natural chemical is also designed to whiten the teeth. Has a wonderful foaming action.