CN114699344A

CN114699344A - Composition for moistening and moisturizing, brightening skin color and reducing sensitivity

Info

Publication number: CN114699344A
Application number: CN202110431168.8A
Authority: CN
Inventors: 潘璐; 张若飞; 童俊
Original assignee: Shanghai Kangmei International Biochemical Co ltd
Current assignee: Shanghai Kangmei International Biochemical Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2022-07-05

Abstract

The invention belongs to the technical field of skin care products, and particularly relates to a composition for moistening and moisturizing, brightening skin and reducing sensitivity. A composition for moisturizing skin, brightening skin and reducing sensitivity comprises at least two of thickener, solvent, and skin conditioner; the weight percentage of the thickening agent is 0.1-1%. The composition for moistening and moisturizing, brightening skin color and having low sensitivity, which is prepared by the method, has a simple preparation process, does not need the control of harsh conditions, is suitable for large-scale production, is suitable for enterprise promotion, and has higher market value; the moisturizing, skin-color-brightening and low-sensitivity composition prepared by the method avoids the use of irritant substances when used in a mask, and not only fully complexes and slowly releases the active ingredients, but also avoids the phenomena of layering, precipitation and the like of the active ingredients through the synergistic effect between the thickening agent and the skin conditioner; in addition, the skin of the user can be lightened, the skin-care shoe can be used for various skin users, and the application value of the skin-care shoe is expanded.

Description

Composition for moistening and moisturizing, brightening skin color and reducing sensitivity

Technical Field

The invention belongs to the technical field of skin care products, and particularly relates to a composition for moistening and moisturizing, brightening skin and reducing sensitivity.

Background

Sensitive skin is a skin that may be present on oily skin, dry skin, and the like. Sensitive skin may have the phenomenon of visible red blood streaks, relatively thin skin look, and be susceptible to environmental factors, seasonal variations, and the like.

In order to further improve the higher degree of freedom of the sensitive skin in the selection of the skin care product, the preparation raw materials of the skin care product and the like need to be optimized, and the obtained skin care product can be suitable for sensitive skin users.

Chinese invention patent CN111568833A discloses a composition for soothing sensitive skin, a multi-effect moisturizing mask and a preparation method thereof, and in the disclosed patent, a mask with obvious moisturizing, anti-inflammatory and effective prevention and relief of sensitive reaction is obtained by compounding cistanche extract, cynanchum atratum extract and selaginella tamariscina extract, compounding humectant, surfactant, thickener, skin conditioner, chelating agent and aromatic. However, the disclosed patent uses a large amount of plant extracts, the used thickening agent may affect the system stability, and when the mask is used, the mask has skin irritation to users who use the mask for a long time, which not only affects the use of people with sensitive skin, but also has certain uncertainty to users with normal skin.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides in a first aspect a moisturizing, skin-lightening and hypoallergenic composition comprising at least two of a thickener, a solvent, a skin conditioner; the weight percentage of the thickening agent is 0.1-1%.

As a preferable technical scheme, the thickening agent is selected from at least one of carbomer, sodium carboxymethylcellulose, hydroxyethyl cellulose, xanthan gum, sodium alginate, guar gum, ammonium acryloyldimethyl taurate/VP copolymer, montmorillonite and hydrated silicon dioxide.

As a preferred technical scheme, the thickening agent is carbomer and hydroxyethyl cellulose.

As a preferable technical scheme, the weight ratio of the carbomer to the hydroxyethyl cellulose is (1-5): 1.

as a preferable technical scheme, the skin conditioning agent is selected from at least two of bis-PEG-15methyl ether polydimethylsiloxane, acetyl chitosamine, dipotassium glycyrrhizinate and tetrahydro-methyl pyrimidine carboxylic acid.

As a preferred embodiment, the skin conditioner further comprises: composition A, composition B, composition C, composition D;

the composition A comprises: yeast fermentation product extract, 1, 3-propanediol;

the composition B comprises: a cucurbita pepo seed extract;

the composition C comprises: radix Sophorae Flavescentis extract, radix Glycyrrhizae Inflatae extract, and radix Scutellariae extract;

the composition D comprises: hydrolyzing royal jelly protein.

As a preferred technical solution, the weight ratio of the extract of kuh-seng root, the extract of glycyrrhiza inflata root and the extract of scutellaria root in the composition C is 3: 3: (2-5).

As a preferred technical solution, the preparation raw materials further include: at least one of a humectant, a pH regulator, an emollient, a chelating agent, and a solubilizer.

As a preferred technical scheme, the solubilizer is selected from at least one of PEG-40 hydrogenated castor oil, PEG-80 hydrogenated castor oil and PEG-60 hydrogenated castor oil.

According to a second aspect of the invention, a facial mask is provided, which comprises the moisturizing, skin-lightening and hypoallergenic composition.

Has the advantages that: compared with the prior art, the composition for moistening and moisturizing, brightening skin color and reducing sensitivity prepared by the invention has the following advantages:

1. the raw materials for preparing the moisturizing, skin-brightening and low-sensitivity composition prepared by the method are subjected to a great amount of creative research and trial by the applicant, have no stimulation to sensitive skin, and can be used safely;

2. the composition for moistening and moisturizing, brightening skin color and having low sensitivity, which is prepared by the method, has a simple preparation process, does not need the control of harsh conditions, is suitable for large-scale production, is suitable for enterprise promotion, and has higher market value;

3. the moisturizing and moisturizing, skin-color-brightening and low-sensitivity composition prepared by the method can ensure that the product is moisturized and moisturized besides being suitable for a user with sensitive skin, does not generate any harm to the skin, and has no side effect even if the composition is used for a long time;

4. the moisturizing, skin-color-brightening and low-sensitivity composition prepared by the method avoids the use of irritant substances when used in a mask, and not only fully complexes and slowly releases the active ingredients, but also avoids the phenomena of layering, precipitation and the like of the active ingredients through the synergistic effect between the thickening agent and the skin conditioner; in addition, the skin of the user can be lightened, the skin-care shoe can be used for various skin users, and the application value of the skin-care shoe is expanded.

Detailed Description

The disclosure may be understood more readily by reference to the following detailed description of preferred embodiments of the invention and the examples included therein. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In case of conflict, the present specification, including definitions, will control.

The term "prepared from …" as used herein is synonymous with "comprising". The terms "comprises," "comprising," "includes," "including," "has," "having," "contains," "containing," or any other variation thereof, as used herein, are intended to cover a non-exclusive inclusion. For example, a composition, process, method, article, or apparatus that comprises a list of elements is not necessarily limited to only those elements but may include other elements not expressly listed or inherent to such composition, process, method, article, or apparatus.

The conjunction "consisting of …" excludes any unspecified elements, steps or components. If used in a claim, the phrase is intended to claim as closed, meaning that it does not contain materials other than those described, except for the conventional impurities associated therewith. When the phrase "consisting of …" appears in a clause of the subject matter of the claims rather than immediately after the subject matter, it defines only the elements described in the clause; other elements are not excluded from the claims as a whole.

When an amount, concentration, or other value or parameter is expressed as a range, preferred range, or as a range of upper preferable values and lower preferable values, this is to be understood as specifically disclosing all ranges formed from any pair of any upper range limit or preferred value and any lower range limit or preferred value, regardless of whether ranges are separately disclosed. For example, when a range of "1 to 5" is disclosed, the described range should be interpreted to include the ranges "1 to 4", "1 to 3", "1 to 2 and 4 to 5", "1 to 3 and 5", and the like. When a range of values is described herein, unless otherwise stated, the range is intended to include the endpoints thereof and all integers and fractions within the range.

The singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. "optional" or "any" means that the subsequently described event or events may or may not occur, and that the description includes instances where the event occurs and instances where it does not.

Approximating language, as used herein throughout the specification and claims, is intended to modify a quantity, such that the invention is not limited to the specific quantity, but includes portions that are literally received for modification without substantial change in the basic function to which the invention is related. Accordingly, the use of "about" to modify a numerical value means that the invention is not limited to the precise value. In some instances, the approximating language may correspond to the precision of an instrument for measuring the value. In the present description and claims, range limitations may be combined and/or interchanged, including all sub-ranges contained therein if not otherwise stated.

In addition, the indefinite articles "a" and "an" preceding an element or component of the invention are not intended to limit the number requirement (i.e., the number of occurrences) of the element or component. Thus, "a" or "an" should be read to include one or at least one, and the singular form of an element or component also includes the plural unless the stated number clearly indicates that the singular form is intended.

In order to solve the above problems, a first aspect of the present invention provides a moisturizing, skin-lightening, and low-sensitivity composition comprising at least two of a thickener, a solvent, and a skin conditioner; the weight percentage of the thickening agent is 0.1-1%.

In some preferred embodiments, the thickener is selected from at least one of carbomer, sodium carboxymethylcellulose, hydroxyethylcellulose, xanthan gum, sodium alginate, guar gum, ammonium acryloyldimethyl taurate/VP copolymer, montmorillonite, hydrated silica.

In some preferred embodiments, the thickening agent is carbomer and hydroxyethyl cellulose.

In some preferred embodiments, the weight ratio of carbomer to hydroxyethylcellulose is (1-5): 1.

in some preferred embodiments, the weight ratio of carbomer to hydroxyethylcellulose is 3: 1.

carbomer

Carbomer having the structural formula:

CAS: 9007-20-9, available from Lubrizol, USA.

Hydroxyethyl cellulose

Hydroxyethyl cellulose having the structural formula:

CAS: 9004-62-0, available from the Dow chemical company.

In some preferred embodiments, the skin conditioning agent is selected from at least two of bis-PEG-15methyl ether dimethicone, acetyl chitosamine, dipotassium glycyrrhizinate, and tetrahydromethyl pyrimidine carboxylic acid.

In some preferred embodiments, the skin conditioning agent is selected from the group consisting of bis-PEG-15methyl ether dimethicone, acetyl chitosamine, dipotassium glycyrrhizinate, and tetrahydromethyl pyrimidine carboxylic acid.

bis-PEG-15methyl ether polydimethylsiloxane

bis-PEG-15methyl ether polydimethylsiloxane, INCI: BIS-PEG-15METHYL ETHER DIMETHICONE, which is mainly used as a skin conditioner in skin care products, is available from Wake International group, Inc., Germany.

Acetylchitosamine

Acetyl chitosamine, INCI: ACETYL GLUCOSAMINE, a product obtained by partially deacetylating chitin.

Tetrahydrophylpyrimidine carboxylic acids

Tetrahydro-methyl-pyrimidine-carboxylic acid, INCI: ECTOINE, CAS: 96702-03-3.

In some preferred embodiments, the skin conditioning agent further comprises: composition A, composition B, composition C, composition D;

the composition B comprises: a cucurbita pepo seed extract;

the composition C comprises: radix Sophorae Flavescentis extract, radix Glycyrrhizae Inflatae extract, and radix Scutellariae extract; the composition D comprises: hydrolyzing royal jelly protein.

In some preferred embodiments, the composition a is prepared from raw materials, by weight, including: 5% of yeast fermentation product extract, 12% of 1, 3-propylene glycol and the balance of water to 100%.

The composition A of the present invention was purchased from Shanghai Huiwen Biotechnology GmbH.

In some preferred embodiments, the raw materials for preparing the composition B comprise, by weight: 0.05% of pumpkin seed extract, 60% of seawater and the balance of water to 100%.

Cucurbita pepo seed extract, INCI: CUCURBITA PEPO.

Composition B of the present invention was purchased from Suliansi (solid) of France.

In some preferred embodiments, the weight ratio of the extract of kuh-seng root, the extract of glycyrrhiza inflata root and the extract of scutellaria baicalensis root in the composition C is 3: 3: (2-5).

In some preferred embodiments, the weight ratio of the extract of kuh-seng root, the extract of glycyrrhiza inflata root and the extract of scutellaria baicalensis root in the composition C is 3: 3: 4.

in some preferred embodiments, the raw materials for preparing the composition C comprise, by weight: 3% of kuh-seng root extract, 3% of swollen licorice root extract, 4% of scutellaria root extract, 35% of butanediol and the balance of water to 100%.

Extract of kuh-seng root, INCI: SOPHORA ANGTIFOLIA;

glycyrrhiza inflata root extract, INCI: GLYCYRRHIZA INFLATA;

scutellaria root extract, INCI: scutelaria BAICALENSIS;

the composition C of the present invention was purchased from Shanghai Gama leaf Biotech Co.

In some preferred embodiments, the raw materials for preparing the composition D comprise, by weight: 2.25% of hydrolyzed royal jelly protein, 25% of butanediol and the balance of water to 100%.

Composition D of the present invention was purchased from Katakura Chikkarin Japan.

In some preferred embodiments, preparing the feedstock further comprises: at least one of a humectant, a pH regulator, an emollient, a chelating agent, and a solubilizer.

In some preferred embodiments, the solubilizing agent is selected from at least one of PEG-40 hydrogenated castor oil, PEG-80 hydrogenated castor oil, and PEG-60 hydrogenated castor oil.

In some preferred embodiments, the thickener is PEG-60 hydrogenated castor oil.

PEG-60 hydrogenated Castor oil

PEG-40 hydrogenated castor oil, a castor oil product that is readily decomposable.

PEG-40 hydrogenated Castor oil, available from Pasteur, Germany.

In some preferred embodiments, the preparation feedstock further comprises a pH adjuster; the pH regulator is arginine.

The selection of the thickening agent has a great influence on the performance of the composition of the application and influences the moistening and moisturizing performance of the composition. The applicant further finds that the stability problem of the prepared composition can be solved by selecting carbomer and hydroxyethyl cellulose as the thickening agents in the system, and the weight ratio of carbomer to hydroxyethyl cellulose is (1-5): 1, the obtained composition can be ensured to have proper viscosity when used as a mask, so that the good adhesive force on the surface of the skin is enhanced, and the absorption capacity of the skin is ensured. The applicant speculates that this phenomenon occurs because: part of carbomer in the system can be used for performing neutralization reaction with a pH regulator in the system, intermolecular repulsion existing in the system enables the carbomer to form a stretched structure, intermolecular interaction capacity among active ingredients in the system is enhanced, and active ingredients are complexed; on the other hand, intermolecular hydrogen bonds are further formed between the carbomer and the hydroxyethyl cellulose, a three-dimensional network complex structure is formed in a system, when the active ingredients play a role, a slow-release effect is shown by means of the formed three-dimensional structure, the situation that the organic ingredients or the active ingredients can reach the surface of the skin is avoided, the absorption of the skin on the active ingredients is ensured, and the moistening and moisturizing effects of the composition are enhanced while the sensitivity is reduced.

In addition, the applicant finds that only carbomer is selected as the thickening agent in the application, so that the stability of the composition has certain influence, the agglomeration phenomenon occurs in the initial preparation stage, and the difficulty in controlling the technological process is increased; in addition, the weight ratio of the selected carbomer to the hydroxyethyl cellulose is changed, so that the thickness of a hydration layer between effective components in the system is increased too much, the sticky feeling on the face is enhanced, the absorption effect of the effective components is reduced, and certain influence can be caused on a user with sensitive skin.

In some preferred embodiments, the preparation feedstock further comprises a humectant; the humectant is at least one selected from glycerol, sodium hyaluronate, hydrolyzed hyaluronic acid, methyl propylene glycol, glyceryl caprylate and amino acid.

In some preferred embodiments, the humectant is glycerin, sodium hyaluronate, methyl propylene glycol, glyceryl caprylate.

In some preferred embodiments, the raw materials for preparing the emollient comprise, by weight: 10 percent of polyquaternium-39, 0.02 percent of propyl hydroxybenzoate, 0.1 percent of methyl hydroxybenzoate and water to make up the balance to 100 percent.

In this application, the emollient is commercially available from Lubrizol corporation, usa.

In some preferred embodiments, the chelating agent is disodium EDTA and mixture a containing an organic acid compound.

In some preferred embodiments, the weight ratio of disodium EDTA to mixture a containing organic acid compounds is 1: (10-20).

In some preferred embodiments, the weight ratio of disodium EDTA to mixture a containing organic acid compounds is 1: 16.

in some preferred embodiments, the preparation raw materials of the mixture a containing organic acid compounds comprise, by weight: 5% of organic acid compound, 30% of 1, 2-hexanediol and 1, 3-propanediol, and the balance is 100%.

In some preferred embodiments, the organic acid compound is caprylhydroxamic acid.

Mixture a chelating agent is commercially available from INOLEX, usa in this application.

In some preferred embodiments, the moisturizing, skin-lightening and hypoallergenic composition is prepared from raw materials comprising, by weight percent: 0.05-0.5% carbomer, 0.01-0.1% hydroxyethylcellulose, 0.01-0.08% disodium EDTA, 0.5-5% glycerin, 0.01-0.05% sodium hyaluronate, 1-3% methyl propylene glycol, 0.05-0.5% arginine, 0.5-2.5% emollient, 1-5% bis-PEG-15methyl ether polydimethylsiloxane, 0.5-3% acetyl chitosamine, 0.1-1% composition a, 0.01-0.2% dipotassium glycyrrhizinate, 0.5-5% composition B, 0.5-3% composition C, 0.1-1.5% mixture a containing an organic acid compound, 0.01-0.1% glyceryl caprylate, 0.1-0.5% PEG-40 hydrogenated castor oil, 0.5-2% composition D, 0.05-0.5% tetrahydropyrimidine carboxylic acid, water to make up the balance to 100%.

In some preferred embodiments, the method for preparing the mask comprises the steps of:

1) mixing the prepared raw materials to obtain a composition for moistening, brightening skin and reducing sensitivity;

2) mixing the composition obtained in the step 1) with mask base cloth to obtain the mask.

The mask base cloth in the present application is not particularly limited as long as the technical effects of the composition in the present application can be achieved, and there may be mentioned mask base cloths including, but not limited to, non-woven fabrics, silk fabrics.

The present invention will be specifically described below by way of examples. It should be noted that the following examples are only for illustrating the present invention and should not be construed as limiting the scope of the present invention, and that the insubstantial modifications and adaptations of the present invention by those skilled in the art based on the above disclosure are still within the scope of the present invention.

In addition, the starting materials used are all commercially available, unless otherwise specified.

Examples

Example 1

A composition for moistening and moisturizing skin, brightening skin color and reducing allergy is prepared from the following raw materials in percentage by weight: 0.05% carbomer, 0.01% hydroxyethylcellulose, 0.01% disodium EDTA, 0.5% glycerin, 0.01% sodium hyaluronate, 1% methylpropanediol, 0.05% arginine, 0.5% emollient, 1% bis-PEG-15methyl ether dimethicone, 0.5% chitosamine, 0.1% composition a, 0.01% dipotassium glycyrrhizinate, 0.5% composition B, 0.5% composition C, 0.1% mixture a containing organic acid compounds, 0.01% glyceryl caprylate, 0.1% PEG-40 hydrogenated castor oil, 0.5% composition D, 0.05% tetrahydropyrimidine carboxylic acid, water make up the balance to 100%.

The composition A comprises the following raw materials in percentage by weight: 5% of yeast fermentation product extract, 12% of 1, 3-propylene glycol and the balance of water to 100%.

The preparation raw materials of the composition B comprise the following components in percentage by weight: 0.05% of pumpkin seed extract, 60% of seawater and the balance of water to 100%.

Cucurbita pepo seed extract, INCI: CUCURBITA PEPO.

Composition B of the present invention was purchased from French Sunliens (solid).

The preparation raw materials of the composition C comprise the following components in percentage by weight: 3% of sophora flavescens root extract, 3% of glycyrrhiza inflate root extract, 4% of scutellaria baicalensis root extract, 35% of butanediol and the balance of water to 100%.

Extract of kuh-seng root, INCI: SOPHORA ANGTIFOLIA;

glycyrrhiza inflata root extract, INCI: GLYCYRRHIZA INFLATA;

scutellaria root extract, INCI: scutelaria BAICALENSIS;

The preparation raw materials of the composition D comprise, by weight: 2.25% of hydrolyzed royal jelly protein, 25% of butanediol and the balance of water to 100%.

The preparation raw materials of the mixture A containing the organic acid compound comprise the following components in percentage by weight: 5% of organic acid compound, 30% of 1, 2-hexanediol and 1, 3-propanediol, and the balance is 100%.

The organic acid compound is caprylyl hydroximic acid.

The chelating agent of mixture a containing organic acid compounds in this application is commercially available from INOLEX, usa.

bis-PEG-15methyl ether polydimethylsiloxane, available from Wacker International group, Inc., Germany; tetrahydro-methyl-pyrimidine-carboxylic acid, CAS: 96702-03-3.

The preparation method of the facial mask comprises the following steps:

Example 2

A composition for moistening and moisturizing skin, brightening skin color and reducing allergy is prepared from the following raw materials in percentage by weight: 0.5% carbomer, 0.1% hydroxyethylcellulose, 0.08% disodium EDTA, 5% glycerin, 0.05% sodium hyaluronate, 3% methyl propylene glycol, 0.5% arginine, 2.5% emollient, 5% bis-PEG-15methyl ether dimethicone, 3% acetyl chitosamine, 1% composition a, 0.2% dipotassium glycyrrhizinate, 5% composition B, 3% composition C, 1.5% mixture a containing organic acid compounds, 0.1% glyceryl caprylate, 0.5% PEG-40 hydrogenated castor oil, 2% composition D, 0.5% tetrahydro methylpyrimidine carboxylic acid, water make up the balance to 100%.

Cucurbita pepo seed extract, INCI: CUCURBITA PEPO.

Extract of kuh-seng root, INCI: SOPHORA ANGTIFOLIA;

glycyrrhiza inflata root extract, INCI: GLYCYRRHIZA INFLATA;

scutellaria root extract, INCI: scutelaria BAICALENSIS;

The organic acid compound is caprylyl hydroximic acid.

Preparation method of mask referring to example 1.

Example 3

A composition for moistening and moisturizing skin, brightening skin color and reducing allergy is prepared from the following raw materials in percentage by weight: 0.15% carbomer, 0.05% hydroxyethylcellulose, 0.05% disodium EDTA, 2% glycerin, 0.02% sodium hyaluronate, 2% methyl propylene glycol, 0.2% arginine, 1% emollient, 2% bis-PEG-15methyl ether dimethicone, 1% chitosamine, 0.5% composition a, 0.05% dipotassium glycyrrhizinate, 2% composition B, 1% composition C, 0.8% mixture a containing organic acid compounds, 0.05% glyceryl caprylate, 0.2% PEG-40 hydrogenated castor oil, 1% composition D, 0.2% tetrahydropyrimidine carboxylic acid, water make up the balance to 100%.

Cucurbita pepo seed extract, INCI: CUCURBITA PEPO.

Extract of kuh-seng root, INCI: SOPHORA ANGTIFOLIA;

glycyrrhiza inflata root extract, INCI: GLYCYRRHIZA INFLATA;

scutellaria root extract, INCI: scutelaria BAICALENSIS;

The organic acid compound is caprylyl hydroximic acid.

Preparation method of mask referring to example 1.

Example 4

A moisturizing, skin-lightening and hypoallergenic composition is described in example 3, which differs from example 3 in that it does not contain hydroxyethyl cellulose.

Example 5

A moisturizing, skin-lightening and hypoallergenic composition is described in example 3, which differs from example 3 in that the chelating agent is disodium EDTA.

Example 6

A moisturizing, skin-lightening and hypoallergenic composition is provided as in example 3, except that the pH adjuster is 0.1% by weight.

And (3) performance testing:

1. the mask prepared in example 3 was subjected to performance testing:

2. the masks prepared in examples 1-3 of the present application were used for moisturizing performance testing by measuring the rate of increase of skin moisture content within 2h of the composition using Corneomrter CM 825;

the test principle is as follows: the capacitive principle;

area measurement: 49mm²；

The testing temperature is 20 ℃, and the relative humidity is 40-60%;

calculating and disclosing the moisture content increase rate: r ═ M-M0/M0 × 100%, where M0 is the moisture content of the skin before application of the mask; mt is the moisture content of the skin after application of the mask.

Experiment of	R/％
		Example 1	79.3
Example 2	79.5
		Example 3	80.1

3. And (3) stability testing: the compositions prepared in examples 1 to 6 were placed under sterile conditions at a temperature of 50 ℃ and 25 ℃ respectively, and a relative humidity of 60%, and the change in appearance of the compositions was observed after one week, and the test results were recorded in the following table.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A composition for moisturizing, lightening skin color and reducing sensitivity, comprising at least two of a thickener, a solvent and a skin conditioner; the weight percentage of the thickening agent is 0.1-1%.

2. The moisturizing, skin lightening and hypoallergenic composition of claim 1 wherein the thickening agent is selected from at least one of carbomer, sodium carboxymethylcellulose, hydroxyethylcellulose, xanthan gum, sodium alginate, guar gum, ammonium acryloyldimethyl taurate/VP copolymer, montmorillonite clay, hydrated silica.

3. The moisturizing, skin lightening and hypoallergenic composition according to claim 1 or 2 wherein the thickening agent is carbomer and hydroxyethyl cellulose.

4. The moisturizing, skin-lightening and hypoallergenic composition according to claim 3, wherein the weight ratio of carbomer to hydroxyethylcellulose is (1-5): 1.

5. the moisturizing, skin lightening and hypoallergenic composition of claim 1 wherein the skin conditioning agent is selected from at least two of bis-PEG-15methyl ether dimethicone, acetyl chitosamine, dipotassium glycyrrhizinate, and tetrahydromethyl pyrimidinecarboxylic acid.

6. The moisturizing, skin lightening and hypoallergenic composition of claim 5 wherein said skin conditioning agent further comprises: composition A, composition B, composition C, composition D;

the composition B comprises: a cucurbita pepo seed extract;

the composition D comprises: hydrolyzing royal jelly protein.

7. The composition for moisturizing, brightening skin color and reducing allergy according to claim 6, wherein the weight ratio of the extract of the root of sophora flavescens ait, the extract of the root of glycyrrhiza inflata to the extract of the root of scutellaria baicalensis in the composition C is 3: 3: (2-5).

8. The moisturizing, skin-lightening and hypoallergenic composition according to claim 1, wherein the raw materials for preparation further comprise: at least one of a humectant, a pH regulator, an emollient, a chelating agent, and a solubilizer.

9. The moisturizing, skin-lightening and hypoallergenic composition according to claim 8, wherein said solubilizing agent is at least one selected from the group consisting of PEG-40 hydrogenated castor oil, PEG-80 hydrogenated castor oil, PEG-60 hydrogenated castor oil.

10. A facial mask characterized by comprising the moisturizing, skin-lightening and hypoallergenic composition according to any one of claims 8 to 9.