Patent ID: 11931439
Assignee: L'OREAL
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 1:
2. A product for providing a customized color shade sunscreen product, comprising:
a. a color dose formulation selected to match a skin tone of a subject from a group consisting of six color shade compositions:
i. a first color shade composition comprising 26-27 wt % of a first pigment, 0.7-0.8 wt % of a second pigment, 0.2-0.3 wt % of a third pigment, and 5-6 wt % of a fourth pigment;
ii. a second color shade composition comprising 26-27 wt % of the first pigment, 0.8-0.9 wt % of the second pigment, 0.1-0.2 wt % of the third pigment, and 2-3 wt % of the fourth pigment;
iii. a third color shade composition comprising 22-23 wt % of the first pigment, 1-2 wt % of the second pigment, 0.5-0.6 wt % of the third pigment, and 8-9 wt % of the fourth pigment;
iv. a fourth color shade composition comprising 18-19 wt % of the first pigment, 1-2 wt % of the second pigment, 0.5-1.0 wt % of the third pigment, and 12-13 wt % of the fourth pigment;
v. a fifth color shade composition comprising 6-7 wt % of the first pigment, 5-6 wt % of the second pigment, 1-2 wt % of the third pigment, and 19-20 wt % of the fourth pigment; and
vi. a sixth color shade composition comprising 8-9 wt % of the second pigment, 6-7 wt % of the third pigment, and 14-15 wt % of the fourth pigment;
wherein the first pigment comprises titanium oxide anatase coated with stearoyl aluminum glutamate, the second pigment comprises red iron oxide coated with stearoyl aluminum glutamate, the third pigment comprises black iron oxide coated with aluminum stearoyl glutamate, and the fourth pigment comprises yellow iron oxide wrapped with aluminum stearoyl glutamate;
wherein the color dose formulation comprises at least 28 wt % totally of the pigments; and
b. a sunscreen; and
c. an instruction comprising mixing the selected color dose formulation with the sunscreen at a volume ratio from 1:10 to 10:1, whereby a customized color shade sunscreen product is prepared and matches the skin tone of the subject.