The present invention provides a novel and creative dental materials for treatment of pulpitis and/or enhancement of dentinogenesis. The dental materials of the present invention contain at least one of a protein having matrix metalloprotease 3 activities or matrix metalloprotease 3 precursor protein as an active ingredient. The dental materials of the present invention contain a carrier having biocompatibility. The dental materials of the present invention can contain at least one cell type among pulp cells, pulp stem cells, pulp progenitor cells, odontoblasts or cells that can differentiate into odontoblasts.