| 摘要 |
The purpose of the present invention is to provide a hair dye, which has good hair dyeing properties and minimizes the coloring of skin, and a hair dyeing method. The present invention provides a hair dye containing: a first agent that contains a substance that provides coloring by reacting with iron, and a compound represented by formula 1 comprising 0.1 mass% to 12 mass% of the total mass of the first agent; and a second agent that contains an iron salt. In the formula, X1 to X4 each independently represent a single bond or a hydrophilic group, with at least one of X1 to X4 representing a hydrophilic group. |
