The present invention provides a root canal treatment material having excellent curability in a moist environment and a root canal treatment kit containing the root canal treatment material. The root canal treatment material of the present invention includes: at least one compound (A) selected from the group consisting of a compound represented by Formula (1), a compound represented by Formula (2), and a compound represented by Formula (3); an acidic group-containing monomer (B); and a polymerization initiator (C).