CN114344220B - Whitening essence and preparation method thereof - Google Patents
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Abstract
The invention relates to the field of skin care products, and in particular discloses a whitening essence and a preparation method thereof, wherein the whitening essence comprises the following components in percentage by mass: 2-4% of nicotinamide, 0.05-2% of arbutin, 3-6% of oxidoreductase, 0.5-0.8% of coastal angelica extract, 0.1-0.2% of dipotassium glycyrrhizinate, 13-21.06% of deep penetrating agent, 0.2-0.4% of thickening agent, 4.46-8.76% of other auxiliary agents and 65-75% of water; the deep penetrating agent is one or more of sodium polyglutamate, propylene glycol, panthenol and sodium hyaluronate. The whitening essence has the advantages of good whitening effect, quick response, safety, no stimulation, and effects of relieving and improving the anti-allergy repair of skin.
Description
Technical Field
The invention relates to the field of skin care products, in particular to a whitening essence and a preparation method thereof.
Background
Melanocytes synthesize and secrete melanin, which is formed by the reaction of tyrosine and tyrosinase in the color bodies, and the melanocytes of the skin are mainly secreted in the basal layer of the epidermis, and are also found in the hair roots and outer hair sheaths.
Under the influence of ultraviolet irradiation, endocrine and poor cosmetics, skin melanin is accumulated in human body, so that skin is darker, even pigmentation is caused, and chloasma, freckle, melanosis and the like appear on the skin.
At present, people mainly add components such as glutathione, lactic acid, cysteine, arbutin, vitamin C, nicotinamide or plant extracts to skin care products to solve the problem of melanin pigmentation in skin, but the components are easy to cause skin irritation, especially for sensitive skin, even acute inflammation and the like can occur, so that there is room for improvement.
Disclosure of Invention
In order to provide a skin care product with good whitening effect and safety and no irritation, the application provides a whitening essence and a preparation method thereof.
In a first aspect, the present application provides a whitening essence, which adopts the following technical scheme:
a whitening essence consists of the following components in percentage by mass:
nicotinamide 2-4%
Arbutin 0.05-2%
Oxidoreductase 3-6%
0.5-0.8% of radix Angelicae sinensis extract
Dipotassium glycyrrhizinate 0.1-0.2%
13-21.06% of deep penetrating agent
0.2 to 0.4 percent of thickening agent
4.46 to 8.76 percent of other auxiliary agents
65-75% of water
The deep penetrating agent is one or more of sodium polyglutamate, propylene glycol, panthenol and sodium hyaluronate.
The inventor finds that when nicotinamide, arbutin and oxidoreductase are mixed according to the specific proportion, the nicotinamide and the oxidoreductase have a better synergistic melanin generation effect, and when the nicotinamide is used on the skin, the skin barrier of a consumer is easily destroyed, the skin sensitivity reaction of a subject is caused, so that the upper components are superimposed to bring worse use experience to the subject.
The inventor adds dipotassium glycyrrhizinate and the coastal angelica sinensis extract in a specific proportion to effectively reduce the irritation of nicotinamide, and further adds a deep penetrating agent to promote each component in the whitening essence to permeate into deep cells of skin from the body surface, so that the nicotinamide, arbutin and oxidoreductase can act on the skin cells more directly, the whitening essence of the application takes effect more quickly, and can better care the skin without causing skin irritation, thereby being suitable for long-term use by consumers.
Preferably, the deep penetrating agent comprises the following components in percentage by mass:
0.8-1.5% of sodium polyglutamate
0.8-1.5% of panthenol
13-18% of propylene glycol
0.03 to 0.06 percent of sodium hyaluronate.
When the sodium polyglutamate, the panthenol, the propylene glycol and the sodium hyaluronate are added in the specific proportion, the permeability of the whitening essence to the skin can be obviously improved, and active components in the whitening essence can quickly infiltrate into deep cells of the skin, so that melanin in the deep layer of the skin is reduced, and the skin is more white and transparent.
Preferably, the other adjuvants include one or more of skin conditioning agents, moisturizers, chelating agents, and preservatives.
Preferably, the skin conditioner comprises one or more of vitamin C ethyl ether, dextran, phloretin, radix paeoniae rubra extract, cactus extract, oat bran extract, radix ophiopogonis extract, radix paeoniae alba extract, radix scutellariae extract and radix stephaniae tetrandrae extract.
By adding vitamin C ethyl ether, glucan, phloretin, radix paeoniae rubra extract, cactus extract, oat bran extract, radix ophiopogonis extract, radix paeoniae alba extract, radix scutellariae extract and radix stephaniae tetrandrae extract, the stability of the whitening essence is further enhanced, and the whitening effect is further improved.
Preferably, the skin conditioner comprises the following components in parts by mass:
vitamin C ethyl ether 0.1-0.3%
Dextran 0.02-0.08%
Phloretin 0.2-0.4%
0.1-0.3% of radix paeoniae rubra extract
0.15-0.2% of cactus extract
0.08-0.1% of oat bran extract
0.03-0.06% of radix Ophiopogonis root extract
0.03-0.06% of Paeonia lactiflora root extract
0.01-0.03% of radix Scutellariae extract
0.08-0.15% of radix stephaniae tetrandrae extract.
After the skin conditioner with the specific proportion is added, the irritation of the whitening essence can be further reduced, the capability of resisting external environment invasion of the skin can be enhanced, the skin barrier can be relieved and repaired, and the sensitization and irritation resistance of the skin can be improved.
Preferably, the humectant comprises one or more of dipropylene glycol, betaine, glycerol, and plant rose hydrosol.
The dipropylene glycol, betaine, glycerol and plant rose hydrosol have good moisturizing effect, and can better moisten skin and relieve the dry and water-deficient symptoms of skin.
Further, the humectant consists of the following components in percentage by mass:
dipropylene glycol 0.25-0.3%
Betaine 1.5-2.5%
Glycerol 1-3%
Plant rose hydrosol 0.3-0.6%.
The dipropylene glycol, the betaine, the glycerol and the plant rose hydrosol are added according to the proportion, so that moisture can be rapidly supplied to skin, and skin discomfort symptoms such as tightness, itching and the like caused by dryness can be timely relieved.
Preferably, the chelating agent accounts for 0.03-0.06% of the total mass of the composition, and the preservative accounts for 0.5-0.8% of the total mass of the composition.
In a second aspect, the present application provides a preparation method of a whitening essence, which adopts the following technical scheme:
a preparation method of whitening essence comprises the following steps:
step 1, heating water to 80-83 ℃, adding nicotinamide, oxidoreductase, arbutin, coastal angelica extract, propylene glycol, panthenol, sodium hyaluronate and other auxiliary agents, uniformly mixing, and preserving heat for 35-45min until all components are completely dissolved to obtain a premix;
and 2, after the premix is cooled to 40-45 ℃, sequentially adding dipotassium glycyrrhizinate, sodium polyglutamate and a thickening agent, adding a next material after each material is uniformly stirred, and cooling to room temperature to obtain the whitening essence.
Nicotinamide, oxidoreductase, arbutin, dipotassium glycyrrhizinate, the coastal angelica extract and other auxiliary agents are added into water at 80-83 ℃, the temperature is kept for 35-45min, the dispersion effect of each component in the water is good, and then dipotassium glycyrrhizinate, a deep penetrating agent and a thickening agent are sequentially added, so that the dispersibility of each component in the water is effectively improved, and the dispersion of each component in the whitening essence is more uniform.
In summary, the present application has the following beneficial effects:
1. when nicotinamide, arbutin and oxidoreductase are mixed according to the specific proportion, the synergistic melanin generation effect is better, the inventor effectively reduces the irritation of the nicotinamide by adding the dipotassium glycyrrhizinate and the coastal angelica extract according to the specific proportion, and the deep penetrating agent is also added to promote each component in the whitening essence to permeate into deep cells of skin from the body surface, so that the whitening essence has the advantages of taking effect more quickly, better caring skin and not easily causing skin irritation.
2. When the sodium polyglutamate, the panthenol, the propylene glycol and the sodium hyaluronate are added in the specific proportion, the permeability of the whitening essence to the skin can be obviously improved, the melanin in the deep layer of the skin can be effectively reduced, and the skin is more white and transparent.
3. Not only can further reduce the irritation of the whitening essence, but also can strengthen the capability of the skin to resist the external environment, can ease and repair the skin barrier, and can improve the sensitization and irritation resistance of the skin.
Detailed Description
The following examples and comparative examples are all commercially available starting materials, wherein oxidoreductase was purchased from the company of biological technologies, astro-glume, guangzhou, nicotinamide was purchased from the company of biological medicine, wubi-Ka, arbutin was beta-arbutin sold by Jiangsu Aofu biological technologies, inc., coastal angelica extract and ophiopogon root extract were purchased from the company of western medicine, shanxi, shaoxing, biological technologies, inc., and hydroxyethyl cellulose was purchased from the company of Ars, guangzhou, model HHR250, vitamin C ethyl ether is purchased from Shaanxi Fubang biotechnology Co., ltd, sodium hyaluronate is purchased from Shandong Ming Huang biotechnology Co., ltd, molecular weight is 20-40 ten thousand, sodium polyglutamate is purchased from Shaanxi Bao He biotechnology Co., model is sxbb7894892389, radix paeoniae rubrathe extract is purchased from Shaanxi Fuling natural biological products Co., ltd, oat bran extract is purchased from Shaanxi Bolin biotechnology Co., scutellaria baicalensis root extract is purchased from Bao Ji Fang Cheng biological development Co., ltd, radix Stephaniae Tetrandrae extract is purchased from Shandong Duanpeak biotechnology Co., ltd, and plant rose hydrosol is purchased from Jiangxi Jishui county perfume oil plant.
Example 1
A whitening essence consists of 2g of nicotinamide, 0.05g of arbutin, 3g of oxidoreductase, 0.5g of a coastal angelica extract, 0.1g of dipotassium glycyrrhizinate, 15g of a deep penetrating agent, 0.2g of a thickening agent, 0.3g of a skin conditioning agent, 3g of a humectant and 75.85g of water, wherein the deep penetrating agent is propylene glycol, the thickening agent is hydroxyethyl cellulose, the skin conditioning agent is vitamin C ethyl ether, and the humectant is glycerin. The specific amounts of the components are shown in Table 1, and the unit is g.
A preparation method of whitening essence comprises the following steps:
step 1, heating 75.85g of water to 83 ℃, adding 2g of nicotinamide, 0.05g of arbutin, 3g of oxidoreductase, 0.5g of coastal angelica extract, 0.3g of vitamin C ethyl ether and 3g of glycerin, uniformly mixing, and preserving heat for 45min until all components are completely dissolved to obtain a premix;
and 2, after the premix is cooled to 45 ℃, sequentially adding 0.1g of dipotassium glycyrrhizinate, 13g of propylene glycol and 0.2g of hydroxyethyl cellulose, adding the next material after each material is uniformly stirred, and cooling to room temperature to obtain the whitening essence.
Example 2
The whitening essence is different from the whitening essence in the embodiment 1: the amounts of the components are different, the specific amounts are shown in Table 1, and the unit is g.
Example 3
The whitening essence is different from the whitening essence in the embodiment 1: the amounts of the components are different, the specific amounts are shown in Table 1, and the unit is g.
Example 4
The whitening essence is different from the whitening essence in the embodiment 1: the deep penetrating agent consists of 0.8g of sodium polyglutamate, 0.8g of panthenol, 13g of propylene glycol and 0.03g of sodium hyaluronate, wherein the specific dosage of each component is shown in Table 1, and the unit is g.
A preparation method of whitening essence comprises the following steps:
step 1, heating 72.12g of water to 80 ℃, adding 0.03g of sodium hyaluronate, 3g of nicotinamide, 1g of arbutin, 5g of oxidoreductase, 0.6g of coastal angelica extract, 0.2g of vitamin C ethyl ether and 2g of glycerol, uniformly mixing, and preserving heat for 35min until all components are completely dissolved to obtain a premix;
and 2, after the premix is cooled to 40 ℃, sequentially adding 0.15g of dipotassium glycyrrhizinate, 13g of propylene glycol and 0.3g of hydroxyethyl cellulose, adding the next material after each material is uniformly stirred, and cooling to room temperature to obtain the whitening essence.
Example 5
The whitening essence is different from the whitening essence in the embodiment 1: the skin conditioner consists of 0.2g vitamin C ethyl ether, 0.02g dextran, 0.2g phloretin, 0.1g radix paeoniae rubra extract, 0.15g cactus extract, 0.08g oat bran extract, 0.03g radix ophiopogonis extract, 0.03g radix paeoniae alba extract, 0.01g radix scutellariae extract and 0.08g radix stephaniae tetrandrae extract. The humectant consists of 0.3g of dipropylene glycol, 2.5g of betaine, 2g of glycerol and 0.6g of plant rose hydrosol, wherein the specific dosage of each component is shown in Table 1, and the unit is g.
A preparation method of whitening essence comprises the following steps:
step 1, heating 65.86g of water to 80 ℃, adding 0.03g of sodium hyaluronate, 3g of nicotinamide, 1g of arbutin, 5g of oxidoreductase, 0.6g of coastal angelica extract, 0.2g of vitamin C ethyl ether, 0.02g of glucan, 0.2g of phloretin, 0.1g of radix paeoniae rubra extract, 0.15g of cactus extract, 0.08g of oat bran extract, 0.03g of radix ophiopogonis extract, 0.03g of paeonia lactiflora extract, 0.01g of radix scutellariae extract, 0.08g of radix stephaniae tetrandrae extract, 0.3g of dipropylene glycol, 2.5g of betaine, 2g of glycerol and 0.6g of plant rose hydrosol, uniformly mixing, and preserving heat for 35min until all components are completely dissolved to obtain a premix;
and 2, after the premix is cooled to 40 ℃, sequentially adding 0.15g of dipotassium glycyrrhizinate, 13g of propylene glycol and 0.3g of hydroxyethyl cellulose, adding the next material after each material is uniformly stirred, and cooling to room temperature to obtain the whitening essence.
Example 6
A whitening essence is different from example 5 in that: the amounts of the components are different, the specific amounts are shown in Table 1, and the unit is g.
TABLE 1
Comparative example 1
The whitening essence is different from the example 3 in that: the addition amount of nicotinamide was 5g, arbutin was 8g and oxidoreductase was 0.01g.
Comparative example 2
The whitening essence is different from the example 3 in that: the addition amount of the coastal angelica extract is 0.3g, and the addition amount of dipotassium glycyrrhizinate is 0.5g.
Comparative example 3
The whitening essence is different from the example 3 in that: the addition amount of the coastal angelica extract is 0.8g, and the addition amount of dipotassium glycyrrhizinate is 0.05g.
Experiment 1
Irritation evaluation test
45 adult subjects with healthy skin are selected and divided into 9 groups, and 5 persons in each group are correspondingly tested for the whitening essence prepared in each example and comparative example, and the results are averaged.
The testing method comprises the following steps: after washing the face in the morning and evening, the freshly prepared whitening essence of each example and comparative example is smeared on the left, the irritation of the whitening essence is scored by adult volunteers after 7 days of continuous use, no other skin care products are used in the period, the score grade is 0-10, wherein 0 is no obvious irritation, 1-2 is slight irritation, 3-4 is stronger irritation, 5-6 is medium irritation, 7-8 is strong irritation, and 9-10 is severe irritation.
Experiment 2
According to the test result of experiment 1, removing the whitening essence samples prepared in comparative examples 2-3 with obvious irritation, and continuously testing the rest whitening essence samples, wherein after the subjects in experiment 1 are continuously used for 28 days and 56 days, skin melanin content tests are respectively carried out on the left face and the right face of the subjects by using an MX18 melanin tester of Germany CK company.
The test results of experiment 1 and experiment 2 are detailed in table 2.
TABLE 2
As can be seen from comparison of comparative example 1 and example 3 in table 2, when oxidoreductase, nicotinamide and arbutin are added in a specific ratio, the melanin content of the skin of the subject is significantly reduced, which proves that the oxidoreductase, nicotinamide and arbutin can produce a better synergistic whitening effect after being added in a specific ratio, thereby greatly improving the whitening effect of the whitening essence.
From comparison of comparative examples 2-3 and example 3 in Table 2, the amounts of the extract of the coastal angelica sinensis and the dipotassium glycyrrhizinate in comparative examples 2-3 are different from those in example 3, the irritation of the whitening essence prepared in example 3 to the skin is obviously reduced compared with that in comparative examples 2-3, and the obvious effect of the specific ratio of the extract of the coastal angelica sinensis and the dipotassium glycyrrhizinate on reducing the skin irritation caused by the whitening essence is proved, while the excessive or the too low contents of the extract of the coastal angelica sinensis and the dipotassium glycyrrhizinate in comparative examples 2-3 are difficult to balance the irritation caused by nicotinamide, so that a subject still can obviously feel stronger skin irritation after using the whitening essence.
The present embodiment is merely illustrative of the present application and is not intended to be limiting, and those skilled in the art, after having read the present specification, may make modifications to the present embodiment without creative contribution as required, but is protected by patent laws within the scope of the claims of the present application.
Claims (8)
1. The whitening essence is characterized in that: the composite material consists of the following components in percentage by mass:
nicotinamide 2-4%
Arbutin 0.05-2%
Oxidoreductase 3-6%
0.5-0.8% of radix Angelicae sinensis extract
Dipotassium glycyrrhizinate 0.1-0.2%
13-21.06% of deep penetrating agent
0.2 to 0.4 percent of thickening agent
4.46 to 8.76 percent of other auxiliary agents
65-75% of water;
the deep penetrating agent is one or a combination of more of sodium polyglutamate, propylene glycol, panthenol and sodium hyaluronate;
the other adjuvants include one or more of skin conditioning agent, humectant, chelating agent, and antiseptic.
2. The whitening essence according to claim 1, wherein: the deep penetrating agent consists of sodium polyglutamate 0.8-1.5%, panthenol 0.8-1.5%, propylene glycol 13-18% and sodium hyaluronate 0.03-0.06%.
3. The whitening essence according to claim 2, wherein: the skin conditioner comprises one or more of vitamin C ethyl ether, dextran, phloretin, radix paeoniae rubra extract, cactus extract, oat bran extract, radix ophiopogonis extract, radix paeoniae alba extract, radix scutellariae extract and radix stephaniae tetrandrae extract.
4. A whitening essence according to claim 3, characterized in that: the skin conditioner comprises 0.1-0.3% of vitamin C ethyl ether, 0.02-0.08% of glucan, 0.2-0.4% of phloretin, 0.1-0.3% of radix paeoniae rubra extract, 0.15-0.2% of cactus extract, 0.08-0.1% of oat bran extract, 0.03-0.06% of radix ophiopogonis extract, 0.03-0.06% of radix paeoniae alba extract, 0.01-0.03% of radix scutellariae extract and 0.08-0.15% of radix stephaniae tetrandrae extract.
5. The whitening essence according to claim 1, wherein: the humectant comprises one or more of dipropylene glycol, betaine, glycerol and plant rose hydrosol.
6. The whitening essence according to claim 5, wherein: the humectant consists of dipropylene glycol 0.25-0.3%,
betaine 1.5-2.5%, glycerol 1-3%, and plant rose hydrosol 0.3-0.6%.
7. The whitening essence according to claim 1, wherein: the chelating agent accounts for 0.03-0.06% of the total mass of the composite material, and the preservative accounts for 0.5-0.8% of the total mass of the composite material.
8. A method for preparing a whitening essence according to any one of claims 2 to 4, characterized in that: the method comprises the following steps:
step 1, heating water to 80-83 ℃, adding nicotinamide, oxidoreductase, arbutin, coastal angelica extract, propylene glycol, panthenol, sodium hyaluronate and other auxiliary agents, uniformly mixing, and preserving heat for 35-45min until all components are completely dissolved to obtain a premix;
and 2, after the premix is cooled to 40-45 ℃, sequentially adding dipotassium glycyrrhizinate, sodium polyglutamate and a thickening agent, adding a next material after each material is uniformly stirred, and cooling to room temperature to obtain the whitening essence.
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| US11701322B2 (en) * | 2018-03-23 | 2023-07-18 | Mary Kay Inc. | Topical compositions and methods |
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| CN109512737A (en) * | 2018-11-20 | 2019-03-26 | 王瑞勤 | A kind of compact tender skin smoothing wrinkle eye cream of quantum and preparation method thereof |
| CN110604714A (en) * | 2019-11-01 | 2019-12-24 | 陈怡光 | Whitening, freckle-removing and anti-aging formula composition and preparation method thereof |
| CN112932996A (en) * | 2021-02-03 | 2021-06-11 | 深圳市护家科技有限公司 | Whitening composition and essence thereof |
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