A team of researchers has determined what people of that era consumed, based on the DNA analysis of food remains in tartar, a plaque layer formed on teeth. Not surprising, what they found is not ...

Left unchecked, plaque hardens into calculus (also called tartar), and unfortunately ... brown or even black or green, it might make your teeth look stained. Over time, calculus usually darkens ...

such as surfaces in between teeth or at or below the gum line. These clay-like buildups range in color from white or light yellow to dark brown or black. Tartar tends to be lighter in earlier ...

Your dog’s diet can play a major role in maintaining your dog’s teeth and gum health: Several dog foods and kibbles are formulated to reduce plaque and tartar on their teeth, and dental chews ...