A form of dental material called a post is bonded into the prepared root canal when there is not enough healthy tooth structure left to support the crown.

Different kinds of tooth-colored posts exist.

initial generation of tooth-colored posts

1. Posts made of carbon fiber
2. Quartz glass fiber posts
3. Ceramic posts made of silicate glass
4. Fiber-reinforced composite post
5. tooth-colored posts from the second generation
6. ceramic pillars
7. Posts made of zirconium oxide
8. Third-generation dental-colored posts
9. Graded functional composite resin posts

Benefits of posting with tooth coloring

Its attractive appearance

Usability

The elasticity modulus values that are comparable to dentin’s can lower the chance of fractures.

lowers the stress convention at the root’s apex

When compared to teeth rebuilt with metallic supports, it improves survival.