Skin Care Compositions
AssigneeColgate-Palmolive Company
InventorsSayantani GOSWAMI, Thomas Boyd, Qiang Wu, Jin Namkoong, Aaron Cohen
Life of this patent
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Abstract
Disclosed herein are skin care compositions, comprising vitamin E (e.g., alpha-tocopherol), a thiourca derivative of histidine (e.g., ergothioneine), a vitamin B3 compound (e.g., niacinamide) and/or a pyrrolidone carboxylic acid and/or a salt thereof (e.g., sodium PCA) as well as to methods of using these compositions.
Claims29
1-36. (canceled)
A skin care composition comprising:
- from about 0.1 to about 3 wt. % of vitamin E comprising tocopherol;
- from about 0.1 to about 7 wt. % of an amino acid component, the amino acid component comprising ergothioneine;
- and
- from about 0.7 to about 5 wt. % of vitamin B comprising niacinamide;
- wherein all weight percentages are based on the total weight of the skin care composition.
A skin care composition comprising:
- from about 0.1 to about 3 wt. % of vitamin E comprising tocopherol;
- from about 0.1 to about 7 wt. % of a pyrrolidone carboxylic acid and/or a salt thereof;
- and
- from about 0.7 to about 5 wt. % of vitamin B comprising niacinamide;
- wherein all weight percentages are based on the total weight of the skin care composition.
A skin care composition comprising vitamin E, a thiourea derivative of histidine, a vitamin B3 compound, and optionally a pyrrolidone carboxylic acid and/or a salt thereof.
A skin care composition comprising:
- from about 0.1 to about 3 wt. % of vitamin E comprising tocopherol;
- from about 0.7 to about 5 wt. % of vitamin B comprising niacinamide;
- at least one of an amino acid component comprising ergothioneine or a pyrrolidone carboxylic acid and/or a salt thereof;
- wherein all weight percentages are based on the total weight of the skin care composition.
Dependencies are inferred from the claim text.