| abstract |
PROBLEM TO BE SOLVED: To provide a composition for scalp and hair which does not damage the hair, while having a low level of fouling, gradually dyeing, care for the scalp and hair, and having extremely low skin irritation. To provide things. SOLUTION: The composition for scalp hair comprises an acid dye and a complex nucleus capable of forming a complex with the acid dye, and has a pH of 3 to 7. |