About 25% to about 60% pyrithione or a polyvalent metal salt of pyrithione, about 0.01 to about 1% cationic polymer, and about 0.01% to about 2.0% anionic surfactant； In which the cationic polymer has a molecular weight of from about 100,000 to about 2,000,000.約２５％～約６０％のピリチオン又はピリチオンの多価金属塩と、約０．０１～約１％のカチオン性ポリマーと、約０．０１％～約２．０％のアニオン性界面活性剤と、を含むことを目的として、カチオン性ポリマーが、約１００，０００～約２，０００，０００の分子量を有する、組成物。
