Enamel is the hard outer layer of a tooth made mostly of minerals. Enamel has tiny pores that can be seen only with a microscope.
Dentin, which is underneath the enamel, is not completely solid.
|Primary Medical Reviewer||E. Gregory Thompson, MD - Internal Medicine|
|Specialist Medical Reviewer||Arden Christen, DDS, MSD, MA, FACD - Dentistry|
|Last Revised||January 7, 2013|
WebMD Medical Reference from Healthwise