If you are expecting or breast feeding, do not bleach your teeth. This is because your gums tend to be a lot more sensitive whenever you are pregnant or nursing. These chemicals can be dangerous to you or your baby. The safest course is to delay using teeth whiteners until the child is weaned.
When drinking darkly colored beverages, use a straw. The colors in beverages, like soda, can create discoloration. Using a straw, the drinks don’t touch your teeth, as such, they do not discolor your teeth. Reducing the contact of beverages with your teeth will help you keep your smile white.
To quickly create an appearance of white teeth, try eating an apple! Apples and other kinds of foods that crunch are abrasive, and therefore help clean teeth without harming the enamel.