| abstract |
(57) [Problem] To provide an oxidized hair dye having high dyeing power to hair. SOLUTION: In the oxidative hair dye comprising a first agent containing an oxidation dye and a second agent containing an oxidizing agent such as hydrogen peroxide, one or both of the first agent and the second agent are used. Contains oyster tannin. When the above-mentioned oyster tannin is contained only in the first agent, the content in the first agent is preferably 0.01 to 3% by weight, and when the above-mentioned oyster tannin is contained only in the second agent, The content in the second agent is preferably 0.01 to 3% by weight. |