How many shades of tooth whiteness are there? A Japanese dentist in Ho Chi Minh City explains the basics of shade guides.

In dental clinics, it is common to check tooth color using a shade guide called "VITA classical." This shade guide has a ...

Why do teeth colors differ from person to person? How to choose oral care without comparing yourself to others

There is not just one reason why teeth colors differ from person to personHave you ever felt, "My friend's teeth are white, ...