A photo of a long‑expired tube of toothpaste—dating all the way back to 1988—has gone viral on Reddit, attracting more than ...

"Hydroxyapatite is natural. It is a type of calcium that makes up bones and teeth," says Lai. "Nano-hydroxyapatite relates to ...

Add Yahoo as a preferred source to see more of our stories on Google. A close up of someone smiling. At-home teeth whitening kits or toothpastes are great for getting a whiter smile at home without ...

10/10 dentists (probably) recommend using toothpaste creatively for your household cleaning needs.