Do you want white teeths? Here are some teeth whitening advices. Your teeth naturally yellow as you age, but there are some things you can do to prevent stains on your teeth. Coffee, red wine, soda and dark berries are infamous for staining teeth. That doesn’t mean you have to completely avoid them, but you should limit the amount of time these substances are in contact with your teeth. If possible, drink beverages known to stain teeth out of a straw to prevent direct contact with your teeth. Moreover, brush your teeth soon after consuming one of these foods or …