Skin-whitening and freckle-removing skin care product and preparation method thereof

A technology for whitening and removing freckles and skin care products, applied in the field of whitening and freckle removing skin care products and their preparation, can solve the problems of insufficient effect, single effect, strong irritation, etc., and achieve the effects of eliminating melanin formation, improving skin condition and brightening skin tone

Inactive Publication Date: 2018-06-29
广州雅纯化妆品制造有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] There are many types of whitening and anti-freckle skin care products on the market, but they cannot meet the needs of consumers due to single efficacy, insuff

Method used

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  • Skin-whitening and freckle-removing skin care product and preparation method thereof
  • Skin-whitening and freckle-removing skin care product and preparation method thereof
  • Skin-whitening and freckle-removing skin care product and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0049] Example 1 Design 9 kinds of whitening and freckle-removing additives with the same ratio of ingredients and make skin care products containing these 9 kinds of additives

[0050]By analyzing the whitening mechanism, we analyze a large number of various whitening raw materials in different stages of action on the market, analyze the mechanism of action of raw materials in each raw material library, and show the characteristics and functions of whitening raw materials in detail, comprehensively The safety of raw materials , efficacy and compatibility, screen out four whitening agents α-arbutin, ascorbic acid polypeptide, nicotinamide and phenylethylresorcinol, and design nine kinds of whitening and freckle-removing additives in the following table according to research and multiple experiments :

[0051]

[0052] Add components A, B, C, D and purified water to 9 kinds of whitening and freckle-removing additives to make whitening and freckle-removing skin care products....

Embodiment 2

[0062] Embodiment 2 tests the effect of 9 kinds of skin care products

[0063] The subject tried two randomly selected samples on the left and right cheeks, and used them once a day in the morning and evening. During the trial period, they did not use similar whitening and spot-removing products. VISIA-CR Facial Skin Analyzer analyzes the area and value of the detection value of the same selected area (spots, ultraviolet spots, chloasma, red areas).

[0064] The subjects were 9 women aged between 22-55 years old with obvious spots on both cheeks, dull skin, dull and uneven.

[0065] When taking pictures and recording, the room temperature is controlled at 22°C±2°C, and the relative humidity is 55%±3%. Subjects cleaned the test site 30 minutes before taking the photo, and then sat quietly for 30 minutes in a constant temperature and humidity environment. Try to avoid laugh lines, moles and hair in the analysis area.

[0066] Improvement in skin whitening is measured by the ra...

Embodiment 3

[0084] Example 3 Analyze the effects of 4 kinds of whitening agents on skin brightness, pigmentation, ultraviolet spots, chloasma, and red areas, and determine the optimal ratio

[0085] Through the test data, we analyze the effects of various factors on skin brightness, pigmentation, ultraviolet spots, chloasma, and red areas.

[0086] (1) The influence of various factors on the effect of brightening skin tone

[0087] From the test results, the influence of various factors on the effect of brightening skin tone can be analyzed, and it can be concluded as follows: Figure 11 ,according to Figure 11 Based on the results and comprehensive factors such as cost and safety, the optimal ratio of each whitening agent to brighten the complexion is as follows:

[0088]

[0089] (2) The influence of various factors on the effect of freckle removal

[0090] From the test results, the influence of various factors on the freckle removal effect can be analyzed, and it can be drawn a...

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PUM

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Abstract

The invention discloses a skin-whitening and freckle-removing skin care product and a preparation method thereof. In term of total weight of the skin care product, the skin care product is prepared from skin-whitening and freckle-removing functional components as follows: 0.2%-0.5% of alpha-arbutin, 2%-6% of ascorbic acid polypeptide, 2%-4% of nicotinamide and 1%-1.5% of phenylethyl resorcinol. Bymeans of compounding use of the four whitening agents and combination with other functional components, the skin care product can remarkably improve skin conditions from five aspects of brightening skin color, removing color spots, removing UV spots, eliminating chloasma and eliminating red zone and effectively removes freckles and whitens skin.

Description

technical field [0001] The invention belongs to the technical field of cosmetics, and in particular relates to a whitening and freckle-removing skin care product and a preparation method thereof. Background technique [0002] In recent years, with the continuous improvement of people's requirements for beauty, white and clean skin is more and more respected by most women. People hope to get white, smooth and rosy skin through the use of whitening care products, and some use functions Type whitening skin care products to reduce pigmentation such as age spots and chloasma. Therefore, the market of whitening skin care products is becoming increasingly active, and product sales are increasing day by day, and it has become one of the mainstream varieties of skin care products. [0003] There are many types of whitening and anti-freckle skin care products on the market, but they cannot meet the needs of consumers due to single efficacy, insufficient effect, poor permeability and ...

Claims

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Application Information

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IPC IPC(8): A61K8/9789A61K8/27A61K8/34A61K8/49A61K8/60A61K8/67A61K8/73A61K8/92A61Q19/02
CPCA61K8/345A61K8/27A61K8/347A61K8/49A61K8/602A61K8/673A61K8/676A61K8/678A61K8/735A61K8/922A61K8/97A61Q19/02
Inventor 刘山向文浩江玉林
Owner 广州雅纯化妆品制造有限公司
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