Tooth discoloration causes by color. How the color of your teeth changes may help point to the cause: Yellow. As you age, the white enamel surface of your teeth may wear down.The yellow core of ...

Teeth can lose their luster over time, even for those who brush and floss regularly. There are three primary categories of teeth discoloration: extrinsic, intrinsic, and age-related stains.

We asked dentists to share the best teeth whitening products and the best ways to see results. Shop expert and ...

In intrinsic staining, your teeth develop staining from the inside. Staining of this type often appears greyish and it is difficult to remove this through over-the-counter products.

It may help with extrinsic stains—those on the surface of teeth from foods, drinks, and tobacco—but cannot affect intrinsic discoloration occurring inside the tooth.

"When it comes to teeth whitening, we're essentially addressing two types of stains: extrinsic and intrinsic," Kahng said. "Extrinsic stains are those on the outer surface of the teeth, commonly ...

Another yes. Regular coffee consumption will stain white teeth, turning them darker colors like yellow. “Your teeth have tiny ...

Stains on your teeth can be intrinsic or extrinsic. Intrinsic stains lie on the dentin, a layer underneath your enamel. Extrinsic stains are on the surface of the enamel. ‌ ...

“If it can stain a white t-shirt, it can stain your teeth.” Getty/Dimitri Otis “Black or green tea is more staining than coffee because of the higher amount of tannic acid that is found in tea.

Teeth stains, on the other hand, can be extrinsic or intrinsic and can be caused by a variety of factors. Extrinsic stains are those that occur on the surface of the teeth and can be removed with ...

The second type of stain is intrinsic which refers to damage below the surface of the teeth. Particles work through the exterior of the tooth and accumulate within the enamel.