The invention relates to an odontological biomaterial called "ANCLA Post". The post is used as a reconstruction means in anterior and posterior teeth, the cylindrical, conical design of the extension and anchor-shaped design of the apical end allowing forces to be adequately distributed to prevent the fracturing of the tooth and to keep same repairable and usable for a long time. The post is characterized in that it is made of fiberglass, resin or polymer, and is white and radiopaque.