| 摘要 |
PROBLEM TO BE SOLVED: To provide a shampoo cosmetic capable of preventing discoloring of the colored hair. SOLUTION: This shampoo cosmetic is provided by using a combination of at least one ingredient selected from polyoxyethylene alkyl ether carboxylates,α-olefin sulfonates, polyoxyethylene alkyl sulfosuccinates and imidazoline-based ampholytic surfactants with an alkanolamide and adjusting <=pH 4.5.
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