To provide a brush bristle material for scalp massage and a scalp massage brush, having appropriate flexibility and frictional resistance at the bristle tip and having both of a superior scalp massaging effect preventing the damage of the scalp and a superior cleaning effect efficiently washing away sebum accumulated on the scalp and pores.

This bristle material for the scalp massage is a cut bristle made of core-in-sheath composite monofilaments, wherein the core part is exposed at least to one end without being covered with the sheath part, and is formed with a tip end part with a diameter narrower than that of the bristle body part. The scalp massage brush using the bristle material is also provided.