Composition for external use

An external composition and plant technology, applied in the direction of drug combination, sugar derivatives, drug delivery, etc., to achieve the effect of improving the inhibition effect and improving the whitening effect

Pending Publication Date: 2021-12-17
KOBAYASHI PHARMA CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the current situation is that only relying on the action of whitening ingredients to suppress the pigmentation of the skin cannot be said to be able to fully meet the needs of consumers.

Method used

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  • Composition for external use
  • Composition for external use
  • Composition for external use

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0082] Hereinafter, although an Example is shown and this invention is demonstrated more concretely, this invention is not limited to these Examples.

[0083] In addition, the manufacturers and the like of the main components used in the following test examples and formulation examples are as follows.

[0084] L-Ascorbic acid 2-glucoside : Product name "AA2G" (manufactured by Hayashibara Co., Ltd.)

[0085] Japanese Magnolia Extract : Trade name "PHARCOLEX HOONOKI B" (manufactured by ICHIMARU PHARCOS Co., Ltd.), liquid, dry solid content concentration 0.175% by weight, using 1,3-butanediol aqueous solution to the bark of Magnolia obovata Thunberg (Magnoliaceae) (He Magnolia officinalis) Extract obtained by solvent extraction

[0086] plum extract : Trade name "CREARGE" (manufactured by ICHIMARU PHARCOS Co., Ltd.), liquid, dry solid content concentration 7.78% by weight, obtained by decomposing the pulp of plum (Prunus domestica Lindl. (Rosaceae)) with cellulolytic enzym...

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Abstract

The purpose of the present invention is to provide a composition for external use with higher whitening effect. The composition for external use is characterized in that it contains (A) ascorbic acid and / or derivatives thereof, (B) extracts of Magnoliaceae Magnolia plants, (C) extracts of plums and (D) extracts of cherry blossom leaves, which By significantly increasing the melanin production inhibitory effect, it exhibits a further enhanced whitening effect.

Description

technical field [0001] The present invention relates to a composition for external use with improved whitening effect. Background technique [0002] Pigmentation such as spots, freckles, dullness, darkening, liver spots, and senile pigmentation of the skin is known to be due to excessive formation of melanin due to ultraviolet exposure, abnormal hormones, physical stimulation, etc., and it is deposited in the skin. produced. Such skin pigmentation becomes a big trouble in cosmetics especially for women. [0003] Conventionally, components that inhibit melanin production and / or dilute the produced melanin, such as ascorbic acid and its derivatives, are known as so-called whitening components, and are widely used for external use for whitening for the purpose of obtaining the effect of inhibiting skin pigmentation. combination. However, in the present situation, it cannot be said that merely making the skin pigmentation suppressing effect depend on the action of the whiteni...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C07H17/04A61P17/00A61Q19/02A61K9/06A61K9/08A61K9/107A61K36/185A61K36/575A61K36/73A61K36/736A61K127/00A61K129/00A61K131/00A61K8/67A61K8/9789C07D307/62A61K31/375A61K31/7048
CPCA61P17/00A61K36/575A61Q19/02A61K8/9789A61K9/107A61K36/185A61K8/67A61K36/736A61K9/06A61K9/08A61K36/73A61K31/7048A61K31/375C07D307/62C07H17/04
Inventor 伊藤希
Owner KOBAYASHI PHARMA CO LTD
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