A moisturizing cosmetic composition
AssigneeYang Sheng Tang (Shanghai) Cosmetic R&D Co., Ltd.
InventorsXin JIN, Shizhi ZHAO, Loucheng ZHAO
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Abstract
The invention relates to a moisturizing cosmetic composition comprising: (A) 30-99 wt % of birch sap, (B) 0.001-5 wt % of hydrolyzed sodium hyaluronate, and (C) optionally, ingredients commonly used in skincare cosmetics, wherein the moisturizing cosmetic composition of the invention does not comprise water typically added as a separate component.
Claims23
-13. (canceled)
A moisturizing cosmetic composition, comprising:
- (A) 30-99 wt % of birch sap,
- (B) 0.001-5 wt % of hydrolyzed sodium hyaluronate, and
- (C) optionally, ingredients commonly used in skin care cosmetics;
- wherein the percentage is based on the total weight of the composition, and
- the moisturizing cosmetic composition does not comprise water that is typically added as a separate component.
A method for increasing the transdermal absorption rate of hydrolyzed sodium hyaluronate, comprising adding birch sap to a moisturizing cosmetic composition comprising hydrolyzed sodium hyaluronate but no water.
Use of a combination of birch sap and hydrolyzed sodium hyaluronate in a moisturizing cosmetic composition comprising no water.
A moisturizing composition consisting of the following ingredients:
- BETULA ALBA sap 70-90 (wt. %);
- methyl hydroxybenzoate 0.05-0.4 (wt. %);
- hydrolyzed sodium hyaluronate 0.1-0.5 (wt. %);
- pentanediol 1-5 (wt. %);
- glycerol 1-10 (wt. %);
- dipropylene glycol 0.5-5 (wt. %);
- butanediol 1-10 (wt. %);
- citric acid 0.01-0.5 (wt. %);
- and
- arginine 0.05-1 (wt. %).
Dependencies are inferred from the claim text.