Patent ID: 8921292

Claim:
A shampoo composition comprising: 3 to 30 mass % of a taurine salt component (a) of an acylmethyl-β-alanine represented by formula (1); 3 to 30 mass % of an amphoteric surfactant component (b) represented by formula (2) or formula (3); 0.03 to 3 mass % of a cationized polymer component (c); and 37 to 94 mass % of a water component (d), wherein the mass ratio (a)/(b) of the component (a) and the component (b) is 0.2 to 3: wherein R 1 CO represents a C8-22 acyl group, and M represents an alkali metal, alkanolamine, or basic amino acid; wherein R 2 represents a C8-22 alkyl group or alkenyl group; and wherein R 3 CO represents a C8-22 acyl group, and n represents 1 to 3.