Why is the color of teeth white? How to whiten yellow teeth

There are 32 teeth in man's mouth, out of which 16 teeth occur in the upper jaw and 16 in the lower jaw, and all these teeth together help to mump, break and chew the food. Our teeth are made up of many layers, in which the outermost layer is called anemal and in which mainly calcium occurs, it is white in color and due to its present our teeth are white.

Who does not want healthy bright white teeth, which gives more beauty to the beauty of the face. To whitish the yellow teeth, make a pinch of 4 drops of lemon juice and a drop of sarso oil in a simple salt, clean it for 3 days a week, the teeth will turn yellow and glow.