Facial mask with whitening and spot-fading effects and preparation method of facial mask

Abstract

The invention relates to the technical field of masks, and particularly discloses a whitening and spot-fading mask and a preparation method thereof.The whitening and spot-fading mask is prepared from, by mass, 5-10 parts of green tea extract, 5-10 parts of licorice extract, 10-20 parts of arbutin, 30-45 parts of vitamin C, 3-9 parts of hyaluronic acid, 20-30 parts of nicotinamide, 15-30 parts of sea buckthorn fruit oil and 3-9 parts of nonapeptide-1; the mask is mainly composed of a green tea extract, a licorice extract, arbutin, vitamin C, hyaluronic acid, nicotinamide, fructus hippophae oil and nonapeptide-1, the use of preservative components is greatly reduced, and the cooperation of the licorice extract and arbutin improves the anti-inflammatory and anti-allergic properties of the mask and blocks the generation of melanin. Through the cooperation of the sea buckthorn fruit oil, the vitamin C and the nonapeptide-1, the moisture retention and the elasticity of the skin can be effectively improved, the effects of whitening the face and fading spots are achieved, and meanwhile, the use comfort of the mask is also effectively improved.

Description

Technical Field

[0001] The invention belongs to the technical field of facial masks, and particularly relates to a facial mask with whitening and spot-removing effects and a preparation method thereof. Background Art

[0002] As a convenient skin care product, facial masks are widely popular because they can provide deep nourishment and therapeutic effects to the skin. Whitening and blemish-removing masks, as one type of mask, are especially popular among people who pursue fair skin.

[0003] For example, the patent document application number is 202010648682.2, which discloses a whitening and freckle-removing facial mask and its preparation method. The facial mask uses Matsutake extract, Acacia extract, pentapeptide, Rehmannia extract, dipotassium glycyrrhizinate and watercress extract as effective ingredients, which can effectively improve skin dullness, pigmentation and other problems, making the skin more hydrated and white; at the same time, the facial mask is added with a preservative composition composed of pistachio extract, Schizodactylum extract and isoferulic acid, which has a significant inhibitory effect on many common contaminating bacteria in cosmetics, and the above-mentioned active ingredients are all natural plant ingredients, with low skin sensitization and a wide pH tolerance value (3 to 9), which significantly extends the shelf life of the facial mask.

[0004] However, the above-mentioned facial mask contains preservative ingredients, especially the pistachio extract contains a variety of active substances. Some people may have allergic reactions to these substances, manifested as symptoms such as skin redness, itching, etc., and it is not suitable for people with sensitive skin. In addition, high concentrations of pistachio extract may irritate the skin, causing discomfort such as dryness and tightness of the skin, thereby reducing the comfort of using the facial mask. Therefore, we need to propose a facial mask with whitening and freckle-removing effects and a preparation method thereof to solve the above-mentioned problems, so that it can reduce the use of harmful substances while achieving the effect of whitening and freckle-removing on the face, and is suitable for use by people with sensitive skin. Summary of the invention

[0005] The purpose of the present invention is to provide a facial mask with whitening and freckle-removing effects and a preparation method thereof, which can reduce the amount of harmful substances used while achieving the effect of whitening and freckle-removing on the face, and is suitable for use by people with sensitive skin, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the present invention adopts the following technical solutions: A facial mask with whitening and freckle-removing effects, comprising the following raw materials by weight: 5-10 parts of green tea extract, 5-10 parts of licorice extract, 10-20 parts of arbutin, 30-45 parts of vitamin C, 3-9 parts of hyaluronic acid, 20-30 parts of niacinamide, 15-30 parts of seabuckthorn fruit oil, and 3-9 parts of nonapeptide-1; The arbutin is set to be an arbutin mixture extracted from bearberry leaves and blueberry leaves or an arbutin mixture extracted from bearberry leaves and pear peels, and the mass ratio of the bearberry leaves to the blueberry leaves or pear peels is 1:1.

[0007] Preferably, the following raw materials are included by mass: 5 parts of green tea extract, 5 parts of licorice extract, 10 parts of arbutin, 30 parts of vitamin C, 3 parts of hyaluronic acid, 20 parts of niacinamide, 15 parts of sea buckthorn fruit oil, and 3 parts of nonapeptide-1.

[0008] Preferably, the following raw materials are included by mass: 8 parts of green tea extract, 7 parts of licorice extract, 15 parts of arbutin, 35 parts of vitamin C, 6 parts of hyaluronic acid, 25 parts of niacinamide, 22 parts of sea buckthorn fruit oil, and 6 parts of nonapeptide-1.

[0009] Preferably, the preparation process of arbutin is as follows: A1. Prepare bearberry leaves and blueberry leaves in the same mass ratio; A2. Wash the bearberry leaves and blueberry leaves, dry them, and then cut them into pieces; A3. Add the chopped bearberry leaves and blueberry leaves into an ultrasonic mixing barrel containing a 75% ethanol solution, heat, mix and stir for 40-45 minutes, so that the bearberry leaves and blueberry leaves are completely immersed in the ethanol solution. The heating temperature of the ultrasonic mixing barrel is 45° C.-55° C., and the power of the ultrasonic mixing barrel is set to 400 W to obtain a mixture. A4, filtering the mixture to remove solid residue, and concentrating the filtered solution to obtain a concentrated extract; A5. Purify and crystallize the concentrated extract to obtain solid crystals, which are arbutin.

[0010] Preferably, the preparation process of the hyaluronic acid is as follows: B1. Prepare equal volumes of streptococci, lactic acid bacteria, enterococci and bacillus and mix them to obtain microbial strains; B2. Inoculate the microorganisms into the culture medium, then add glucose and yeast powder into the culture medium for fermentation culture, the ratio of the microorganisms to glucose and yeast powder is 1:3:0.2; B3. After 5-7 days of cultivation, the fermented product is filtered to remove mycelium and impurities; B4. Heat and stir the filtered solution with distilled water at a temperature of 120°C-130°C for 25-35 minutes to release the hyaluronic acid from the tissue; B5. The hydrolyzed solution is sequentially centrifuged, concentrated and dried to obtain high-purity hyaluronic acid.

[0011] Preferably, the nicotinamide is a product mainly prepared from lactic acid bacteria and yeast as raw materials. The lactic acid bacteria and yeast are inoculated in a culture medium containing a high carbon-nitrogen ratio, and reducing sugar is added to the culture medium. The culture medium is fermented for 5-7 days at a temperature of 25°C-35°C and a pH value of 6.0-8.0. The fermentation liquid is then filtered to separate particles of different sizes, and the filtrate is subjected to a catalytic hydration reaction. After the reaction is completed, the reactant is ultrafiltered using an ultrafiltration membrane, and finally the ultrafiltered solution is concentrated and dried. The obtained dry product is nicotinamide.

[0012] Preferably, the preparation process of the seabuckthorn fruit oil is as follows: C1. Crush the washed and dried seabuckthorn fruits, and put the crushed seabuckthorn fruits into an enzymolysis container; C2, adding cell wall disrupting enzyme into the enzymatic hydrolysis container to carry out biological reaction; C3, heating the enzymatic hydrolysis container to 50°C-60°C for heat preservation, adding pectinase and protease to continue the reaction for 0.5-1 hour to obtain a reaction solution; C4, centrifuging the reaction solution to remove the pulp and obtain an oily liquid; C5. The oily liquid is subjected to microporous filtration and ultraviolet sterilization treatment to obtain sea buckthorn fruit oil.

[0013] Preferably, the nonapeptide-1 is a polypeptide composed of methionine, proline, D-phenylalanine, arginine, D-tryptophan, phenylalanine, lysine, proline and valine, and the methionine, proline, D-phenylalanine, arginine, D-tryptophan, phenylalanine, lysine, proline and valine are used in the same mass ratio.

[0014] Preferably, the extraction process of the licorice extract is as follows: D1. Wash and dry the licorice roots; D2. Cut the dried licorice root into small pieces, soak them in 75% ethanol for 30-50 minutes, and then boil them for 1-2 hours. Stir constantly during the boiling process. D2, precipitating the decocted solution to obtain a precipitated solution; D3. Concentrate and dry the precipitated solution to obtain a licorice extract.

[0015] Based on the above-described facial mask with whitening and spot-lightening effects, the present invention also provides a method for preparing the facial mask with whitening and spot-lightening effects, comprising the following steps: S1. Prepare the following raw materials: green tea extract, licorice extract, arbutin, vitamin C, hyaluronic acid, niacinamide, sea buckthorn fruit oil and nonapeptide-1; S2, adding green tea extract, licorice extract, arbutin, vitamin C, hyaluronic acid and niacinamide into deionized water and mixing them evenly to fully dissolve them to obtain an aqueous solution; S3, placing the seabuckthorn fruit oil in a heating container and heating it to 50° C.-60° C., then adding the aqueous phase solution into the heating container for emulsification reaction until the solution forms a stable emulsion; S4, adding nonapeptide-1 to the emulsion and mixing evenly, and then adding hydrochloric acid or edible alkali to adjust the pH value of the mixed emulsion to 6.9-7.1 to obtain a facial mask paste; S5. The facial mask paste is sterilized by ultraviolet light to obtain a whitening and spot-lightening facial mask.

[0016] The facial mask with whitening and spot-removing effects and the preparation method thereof proposed by the present invention have the following advantages compared with the prior art: 1. The facial mask of the present invention is mainly composed of green tea extract, licorice extract, arbutin, vitamin C, hyaluronic acid, niacinamide, sea buckthorn fruit oil and nonapeptide-1, which greatly reduces the use of preservatives. The combination of licorice extract and arbutin improves the anti-inflammatory and anti-allergic properties of the facial mask and blocks the formation of melanin. The combination of sea buckthorn fruit oil, vitamin C and nonapeptide-1 can effectively improve the moisture retention and elasticity of the skin, achieve the effect of whitening and lightening facial spots, and effectively improve the comfort of using the facial mask.

[0017] 2. Arbutin, made from a mixture of arbutin extracted from bearberry leaves and blueberry leaves or a mixture of arbutin extracted from bearberry leaves and pear peels, is a mild and effective whitening ingredient that blocks the production of melanin by inhibiting the activity of tyrosinase and is suitable for all skin types. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a flowchart of the preparation process of the facial mask with whitening and spot-lightening effects of the present invention; Figure 2 The figure is a flowchart of the preparation process of arbutin of the present invention; Figure 3 is a flowchart of the preparation process of hyaluronic acid of the present invention; Figure 4 The present invention is a flowchart of the preparation process of seabuckthorn fruit oil; Figure 5 The figure is a flowchart of the extraction process of the liquorice extract of the present invention. DETAILED DESCRIPTION

[0019] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. The specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0020] Example 1 The present invention provides a facial mask with whitening and freckle-removing effects, which comprises the following raw materials by weight: 5 parts of green tea extract, 5 parts of licorice extract, 10 parts of arbutin, 30 parts of vitamin C, 3 parts of hyaluronic acid, 20 parts of niacinamide, 15 parts of seabuckthorn fruit oil, and 3 parts of nonapeptide-1; The arbutin is set to be an arbutin mixture extracted from bearberry leaves and blueberry leaves or an arbutin mixture extracted from bearberry leaves and pear peels, and the mass ratio of the bearberry leaves to the blueberry leaves or pear peels is 1:1.

[0021] like Figure 2 As shown, the preparation process of arbutin is as follows: A1. Prepare the same mass ratio of bearberry leaves and blueberry leaves (or pear peels); A2. Wash the bearberry leaves and blueberry leaves (or pear peels), dry them, and then cut them into pieces. A3. Add the chopped bearberry leaves and blueberry leaves (or pear peels) into an ultrasonic mixing barrel containing a 75% ethanol solution, heat, mix and stir for 40-45 minutes, so that the bearberry leaves and blueberry leaves (or pear peels) are completely immersed in the ethanol solution. The heating temperature of the ultrasonic mixing barrel is 45° C.-55° C., and the power of the ultrasonic mixing barrel is set to 400 W to obtain a mixture. A4, filtering the mixture to remove solid residue, and concentrating the filtered solution to obtain a concentrated extract; A5. Purify and crystallize the concentrated extract to obtain solid crystals, which are arbutin.

[0022] Arbutin is a mild and effective whitening ingredient that blocks the production of melanin by inhibiting the activity of tyrosinase. It is suitable for all skin types, especially those who want to lighten spots and even out skin tone.

[0023] like Figure 3 As shown, the preparation process of the hyaluronic acid is as follows: B1. Prepare equal volumes of streptococci, lactic acid bacteria, enterococci and bacillus and mix them to obtain microbial strains; B2. Inoculate the microorganisms into the culture medium, then add glucose and yeast powder into the culture medium for fermentation culture, the ratio of the microorganisms to glucose and yeast powder is 1:3:0.2; B3. After 5-7 days of cultivation, the fermented product is filtered to remove mycelium and impurities; B4. Heat and stir the filtered solution with distilled water at a temperature of 120°C-130°C for 25-35 minutes to release the hyaluronic acid from the tissue; B5. The hydrolyzed solution is sequentially centrifuged, concentrated and dried to obtain high-purity hyaluronic acid; Prepared this way, the hyaluronic acid attracts and locks in water to keep the skin hydrated and plumped, and also fills in fine lines to make the skin appear smoother.

[0024] The niacinamide is a product mainly prepared from lactic acid bacteria and yeast as raw materials. The lactic acid bacteria and yeast are inoculated in a culture medium containing a high carbon-nitrogen ratio, and reducing sugar is added to the culture medium. The culture medium is fermented for 5-7 days at a temperature of 25°C-35°C and a pH value of 6.0-8.0. The fermentation liquid is then filtered to separate particles of different sizes, and the filtrate is subjected to a catalytic hydration reaction. After the reaction is completed, the reactant is ultrafiltered using an ultrafiltration membrane, and finally the ultrafiltered solution is concentrated and dried. The obtained dry product is niacinamide. Niacinamide is used to improve the whitening characteristics of the mask. Niacinamide can also effectively control oil, shrink pores, and strengthen the skin barrier.

[0025] like Figure 4 As shown, the preparation process of the seabuckthorn fruit oil is as follows: C1. Crush the washed and dried seabuckthorn fruits, and put the crushed seabuckthorn fruits into an enzymolysis container; C2, adding cell wall disrupting enzyme into the enzymatic hydrolysis container to carry out biological reaction; C3, heating the enzymatic hydrolysis container to 50°C-60°C for heat preservation, adding pectinase and protease to continue the reaction for 0.5-1 hour to obtain a reaction solution; C4, centrifuging the reaction solution to remove the pulp and obtain an oily liquid; C5. The oily liquid is subjected to microporous filtration and ultraviolet sterilization treatment to obtain sea buckthorn berry oil. The sea buckthorn berry oil prepared in this way is rich in fatty acids and vitamins, which can nourish and repair damaged skin and improve skin resistance.

[0026] The nonapeptide-1 is a polypeptide composed of methionine, proline, D-phenylalanine, arginine, D-tryptophan, phenylalanine, lysine, proline and valine, and the methionine, proline, D-phenylalanine, arginine, D-tryptophan, phenylalanine, lysine, proline and valine are used in the same mass ratio. Nonapeptide-1 is used to stimulate the skin to produce collagen, thereby improving the firmness and elasticity of the skin, effectively improving the anti-aging properties of the face and improving sagging skin.

[0027] like Figure 5 As shown, the extraction process of the licorice extract is as follows: D1. Wash and dry the licorice roots; D2. Cut the dried licorice root into small pieces, soak them in 75% ethanol for 30-50 minutes, and then boil them for 1-2 hours. Stir constantly during the boiling process. D2, precipitating the decocted solution to obtain a precipitated solution; D3, concentrating and drying the precipitated solution to obtain a licorice extract; The licorice extract prepared in this way can inhibit the activity of tyrosinase, thereby reducing the production of melanin and achieving a whitening effect. At the same time, licorice extract also has significant anti-inflammatory and anti-allergic properties and is suitable for most people.

[0028] The polyphenols in green tea extract have strong antioxidant effects that can scavenge free radicals and slow down the skin aging process. In addition, it also has anti-inflammatory and antibacterial properties that help relieve acne and other skin inflammations.

[0029] Vitamin C not only brightens your skin, but it also promotes collagen synthesis and enhances skin elasticity, and its antioxidant properties also help protect the skin from environmental damage.

[0030] The mask mainly composed of green tea extract, licorice extract, arbutin, vitamin C, hyaluronic acid, niacinamide, sea buckthorn fruit oil and nonapeptide-1 greatly reduces the use of preservatives. The combination of licorice extract and arbutin improves the anti-inflammatory and anti-allergic properties of the mask and blocks the production of melanin. The combination of sea buckthorn fruit oil, vitamin C and nonapeptide-1 can effectively improve the moisturizing and elasticity of the skin, achieving the effect of whitening and removing spots on the face, while also effectively improving the comfort of using the mask.

[0031] Based on the above-described facial mask with whitening and spot-lightening effects, the present invention also provides a method for preparing the facial mask with whitening and spot-lightening effects, such as Figure 1 As shown, the following steps are included: S1. Prepare the following raw materials: green tea extract, licorice extract, arbutin, vitamin C, hyaluronic acid, niacinamide, sea buckthorn fruit oil and nonapeptide-1; S2, adding green tea extract, licorice extract, arbutin, vitamin C, hyaluronic acid and niacinamide into deionized water and mixing them evenly to fully dissolve them to obtain an aqueous solution; the amount of deionized water used is sufficient to dissolve and mix the green tea extract, licorice extract, arbutin, vitamin C, hyaluronic acid and niacinamide, and not too much is needed; S3, placing the seabuckthorn fruit oil in a heating container and heating it to 50° C.-60° C., then adding the aqueous phase solution into the heating container for emulsification reaction until the solution forms a stable emulsion; S4, adding nonapeptide-1 to the emulsion and mixing evenly, and then adding hydrochloric acid or edible alkali to adjust the pH value of the mixed emulsion to 6.9-7.1 to obtain a facial mask paste; S5. The facial mask paste is sterilized by ultraviolet light to obtain a whitening and spot-lightening facial mask.

[0032] Example 2 The similarities are not repeated here. The difference from Example 1 is that the following raw materials are included, by mass: 8 parts of green tea extract, 7 parts of licorice extract, 15 parts of arbutin, 35 parts of vitamin C, 6 parts of hyaluronic acid, 25 parts of niacinamide, 22 parts of sea buckthorn fruit oil, and 6 parts of nonapeptide-1.

[0033] Example 3 The similarities are not repeated here. The difference from Example 1 is that the following raw materials are included, by mass: 10 parts of green tea extract, 10 parts of licorice extract, 20 parts of arbutin, 45 parts of vitamin C, 9 parts of hyaluronic acid, 30 parts of niacinamide, 30 parts of sea buckthorn fruit oil, and 9 parts of nonapeptide-1.

[0034] Example 4 80 women with dark complexion and pigmentation, aged 35-50 years old, were selected and randomly divided into three test groups and a control group, with 20 in each group. The three test groups used the facial masks prepared in Example 1, Example 2 and Example 3, respectively, once in the morning and evening every day; the control group took a whitening facial mask in the prior art (the main ingredients of the facial mask are 1-3 parts of polyvinyl alcohol, 5-12 parts of pine mushroom extract, 5-10 parts of acacia extract, 1-3 parts of pentapeptide, 3-10 parts of Rehmannia glutinosa extract, 1-3 parts of dipotassium glycyrrhizate, 2-5 parts of watercress extract, 0.5-1.0 parts of zinc oxide, 0.1-0.3 parts of kaolin, 1-3 parts of glycerin, 0.01-0.6 parts of preservative composition, 0.1-0.3 parts of sodium alginate and 50-60 parts of deionized water), once in the morning and evening; After taking the medicine for 1 week, 2 weeks, 3 weeks and 6 weeks respectively, the test group and the control group were confirmed by using VISIA facial skin imager. The confirmation results are shown in the following table: category Test group (Example 1) Test group (Example 2) Test group (Example 3) Control group Front face condition The average spot color depth value is 7.2, with deep wrinkles, dark yellow skin, and clearly visible large pores The average spot color depth value is 7.5, with deep wrinkles, dark yellow skin, and clearly visible large pores The average spot color depth value is 7.3, with deep wrinkles, dark yellow skin, and clearly visible large pores The average spot color depth value is 7.3, with deep wrinkles, dark yellow skin, and clearly visible large pores Facial condition after 1 week The average color depth of the spots is 6.5, wrinkles become lighter, the skin becomes slightly yellow, and tiny pores can be clearly seen The average color depth of the spots is 6.6, wrinkles become lighter, the skin becomes slightly yellow, and fine hairs can be clearly seen. The average color depth of the spots is 6.5, wrinkles become lighter, the skin becomes slightly yellow, and fine hairs can be clearly seen. The average spot color depth value is 6.8, deep wrinkles, yellowish skin, and faintly visible large pores Facial condition after 2 weeks The average spot color depth value is 4.2, wrinkles are shallow, skin is normal, and tiny pores can be vaguely seen The average spot color depth value is 4.6, wrinkles are shallow, skin is normal, and tiny pores can be vaguely seen The average spot color depth value is 4.4, wrinkles are shallow, skin is normal, and tiny pores can be vaguely seen The average color depth of the spots is 5.7%, deep wrinkles, yellowish skin, and clear pores are visible. Facial condition after 3 weeks The average spot color depth value is 2.8, wrinkles are not obvious, skin is fair, and some tiny pores are faintly visible The average spot color depth value is 2.9, wrinkles are not obvious, skin is fair, and some tiny pores are faintly visible The average spot color depth value is 2.8, wrinkles are not obvious, skin is fair, and some tiny pores are faintly visible The average color depth of the spots is 4.3%, with obvious wrinkles, slightly yellow skin, and clear small pores. Facial condition after 6 weeks The average color depth of the spots is 0.8, with no obvious wrinkles, fair skin, and no obvious pores. The average spot color depth value is 0.9, no obvious wrinkles, fair skin, no obvious pores The average spot color depth value is 0.7, no obvious wrinkles, fair skin, no obvious pores The average color depth of the spots is 3.2, with visible light wrinkles, slightly yellow skin, and clear small pores The data in the above table show that after 2 weeks of use, the spots in the test group were significantly changed and the skin whiteness was also increased. After 6 weeks of use, the color depth of the spots was greatly reduced, and the skin whiteness was also significantly changed. In addition, facial wrinkles, textures and pores were reduced. However, the improvement in facial whitening and spot-lightening effects in the control group was not ideal. It is concluded that the facial mask prepared by the present invention can effectively improve the moisture retention and elasticity of the skin, and achieve the effect of facial whitening and spot-lightening.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A facial mask with whitening and spot-lightening effects, characterized in that: The raw materials include the following components by weight: 5-10 parts of green tea extract, 5-10 parts of licorice extract, 10-20 parts of arbutin, 30-45 parts of vitamin C, 3-9 parts of hyaluronic acid, 20-30 parts of niacinamide, 15-30 parts of sea buckthorn fruit oil, and 3-9 parts of nonapeptide-1; The arbutin is set to be an arbutin mixture extracted from bearberry leaves and blueberry leaves or an arbutin mixture extracted from bearberry leaves and pear peels, and the mass ratio of the bearberry leaves to the blueberry leaves or pear peels is 1:

1.

2. A facial mask with whitening and spot-lightening effects according to claim 1, characterized in that: The composition includes the following raw materials by weight: 5 parts of green tea extract, 5 parts of licorice extract, 10 parts of arbutin, 30 parts of vitamin C, 3 parts of hyaluronic acid, 20 parts of niacinamide, 15 parts of sea buckthorn fruit oil, and 3 parts of nonapeptide-1.

3. A facial mask with whitening and spot-lightening effects according to claim 1, characterized in that: The composition includes the following raw materials by mass: 8 parts of green tea extract, 7 parts of licorice extract, 15 parts of arbutin, 35 parts of vitamin C, 6 parts of hyaluronic acid, 25 parts of niacinamide, 22 parts of sea buckthorn fruit oil and 6 parts of nonapeptide-1.

4. A facial mask with whitening and spot-lightening effects according to claim 1, characterized in that: The preparation process of arbutin is as follows: A1. Prepare bearberry leaves and blueberry leaves in the same mass ratio; A2. Wash the bearberry leaves and blueberry leaves, dry them, and then cut them into pieces; A3. Add the chopped bearberry leaves and blueberry leaves into an ultrasonic mixing barrel containing a 75% ethanol solution, heat, mix and stir for 40-45 minutes, so that the bearberry leaves and blueberry leaves are completely immersed in the ethanol solution. The heating temperature of the ultrasonic mixing barrel is 45° C.-55° C., and the power of the ultrasonic mixing barrel is set to 400 W to obtain a mixture. A4, filtering the mixture to remove solid residue, and concentrating the filtered solution to obtain a concentrated extract; A5. Purify and crystallize the concentrated extract to obtain solid crystals, which are arbutin.

5. The facial mask with whitening and spot-lightening effects according to claim 1, characterized in that: The preparation process of the hyaluronic acid is as follows: B1. Prepare equal volumes of streptococci, lactic acid bacteria, enterococci and bacillus and mix them to obtain microbial strains; B2. Inoculate the microorganisms into the culture medium, then add glucose and yeast powder into the culture medium for fermentation culture, the ratio of the microorganisms to glucose and yeast powder is 1:3:0.2; B3. After 5-7 days of cultivation, the fermented product is filtered to remove mycelium and impurities; B4. Heat and stir the filtered solution with distilled water at a temperature of 120°C-130°C for 25-35 minutes to release the hyaluronic acid from the tissue; B5. The hydrolyzed solution is sequentially centrifuged, concentrated and dried to obtain high-purity hyaluronic acid.

6. A facial mask with whitening and spot-lightening effects according to claim 5, characterized in that: The nicotinamide is a product mainly prepared from lactic acid bacteria and yeast as raw materials. The lactic acid bacteria and yeast are inoculated in a culture medium containing a high carbon-nitrogen ratio, and reducing sugar is added to the culture medium. The culture medium is fermented for 5-7 days at a temperature of 25° C.-35° C. and a pH value of 6.0-8.

0. The fermentation liquid is then filtered to separate particles of different sizes, and the filtrate is subjected to a catalytic hydration reaction. After the reaction is completed, the reactant is ultrafiltered using an ultrafiltration membrane, and finally the ultrafiltered solution is concentrated and dried to obtain a dry product, namely nicotinamide.

7. A facial mask with whitening and spot-lightening effects according to claim 6, characterized in that: The preparation process of the seabuckthorn fruit oil is as follows: C1. Crush the washed and dried seabuckthorn fruits, and put the crushed seabuckthorn fruits into an enzymolysis container; C2, adding cell wall disrupting enzyme into the enzymatic hydrolysis container to carry out biological reaction; C3, heating the enzymatic hydrolysis container to 50°C-60°C for heat preservation, adding pectinase and protease to continue the reaction for 0.5-1 hour to obtain a reaction solution; C4, centrifuging the reaction solution to remove the pulp and obtain an oily liquid; C5. The oily liquid is subjected to microporous filtration and ultraviolet sterilization treatment to obtain sea buckthorn fruit oil.

8. A facial mask with whitening and spot-lightening effects according to claim 7, characterized in that: The nonapeptide-1 is a polypeptide composed of methionine, proline, D-phenylalanine, arginine, D-tryptophan, phenylalanine, lysine, proline and valine, and the mass ratio of the methionine, proline, D-phenylalanine, arginine, D-tryptophan, phenylalanine, lysine, proline and valine is the same.

9. A facial mask with whitening and spot-lightening effects according to claim 8, characterized in that: The extraction process of the licorice extract is as follows: D1. Wash and dry the licorice roots; D2. Cut the dried licorice root into small pieces, soak them in 75% ethanol for 30-50 minutes, and then boil them for 1-2 hours. Stir constantly during the boiling process. D2, precipitating the decocted solution to obtain a precipitated solution; D3. Concentrate and dry the precipitated solution to obtain a licorice extract.

10. A method for preparing a facial mask with whitening and spot-lightening effects, based on the facial mask with whitening and spot-lightening effects according to any one of claims 1 to 9, characterized in that: The steps include: S1. Prepare the following raw materials: green tea extract, licorice extract, arbutin, vitamin C, hyaluronic acid, niacinamide, sea buckthorn fruit oil and nonapeptide-1; S2, adding green tea extract, licorice extract, arbutin, vitamin C, hyaluronic acid and niacinamide into deionized water and mixing them evenly to fully dissolve them to obtain an aqueous solution; S3, placing the seabuckthorn fruit oil in a heating container and heating it to 50° C.-60° C., then adding the aqueous phase solution into the heating container for emulsification reaction until the solution forms a stable emulsion; S4, adding nonapeptide-1 to the emulsion and mixing evenly, and then adding hydrochloric acid or edible alkali to adjust the pH value of the mixed emulsion to 6.9-7.1 to obtain a facial mask paste; S5. The facial mask paste is sterilized by ultraviolet light to obtain a whitening and spot-lightening facial mask.

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