GIA is a trusted authority known for its rigorous, objective analysis of both natural and cultured pearls. Learn about how ...

Like baking soda and hydrogen peroxide, cream of tartar and lemon shockingly has cleaning and brightening properties that are effective for lifting dirt and stains off grout lines. Mix a combination ...

Some of the most common causes of bad breath are dry mouth, poor dental hygiene, and foods like garlic. But you can combat ...

We tested more than 60 oral hygiene products, from toothbrushes and toothpastes to tongue scrapers and mouthwashes. These 11 ...

Two minutes, twice a day, is the magic number. Dentists say this is long enough to remove plaque and food debris but not so ...