CN113893197A - Skin whitening and anti-saccharification soluble beautifying microneedle patch composition and preparation method thereof - Google Patents
Skin whitening and anti-saccharification soluble beautifying microneedle patch composition and preparation method thereof Download PDFInfo
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- CN113893197A CN113893197A CN202111273771.4A CN202111273771A CN113893197A CN 113893197 A CN113893197 A CN 113893197A CN 202111273771 A CN202111273771 A CN 202111273771A CN 113893197 A CN113893197 A CN 113893197A
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- skin
- skin whitening
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- glycation
- soluble
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- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
- A61M37/0015—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles
- A61M2037/0053—Methods for producing microneedles
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Abstract
The invention discloses a soluble microneedle patch composition for skin whitening and anti-saccharification and a preparation method thereof. The micro-needle film-sticking composition comprises a base, a needle body positioned on the base and a hydrogel film with the functions of relieving and fixing the needle body, wherein the needle body is internally embedded with a skin whitening and anti-saccharification composition: 0.1-3% of glycyrrhiza glabra root extract, 0.1-2% of 4-butyl resorcinol, 10.1-3% of nonapeptide and 0.1-5% of carnosine. The composition provided by the invention can inhibit the activity of tyrosinase in the three processes of before, during and after melanin synthesis, and has multiple effects of whitening; meanwhile, active carbohydrate compounds are removed, carbohydrate toxins are removed, AGEs are prevented from generating multiple anti-glycation, and the skin is finally white and bright due to the multi-path synergistic effect. The whitening and anti-glycation composition is embedded in the hyaluronic acid soluble microneedle body, so that the composition can be directly supplied to deep skin through the skin cuticle, the percutaneous absorption efficiency is improved, the skin is relieved and continuously moisturized, and the effects of efficient whitening, brightening and skin color uniformization are achieved.
Description
Technical Field
The invention relates to a skin care product and a preparation method thereof, belongs to the technical field of daily chemicals, and particularly relates to a soluble microneedle film composition for skin whitening and anti-saccharification and beauty treatment and a preparation method thereof.
Background
The phenomenon of saccharification is the physiological reaction of the combination of protein in our body and sugar in the food and drink. Carbohydrates taken in every day are decomposed into glucose and fructose through a digestive system, then are transported to cells, and carry out complex chemical reactions under the action of enzymes to release energy to meet the requirements of human bodies.
In young age, the activity is large, the metabolism is normal, most of the ingested sugar is metabolized, and the sugar cannot be accumulated in the body. However, with the age, the pressure of life and work increases, and the abnormal life and eating habits and metabolic disorders are added, so that the ingested sugar cannot be metabolized immediately and can be accumulated in the body.
Free sugars react with collagen in the dermis without enzymatic action, forming reversible primary "glycosylation products" and then irreversible "advanced glycosylation end products (AGEs)" throughout the process, which is the "glycation reaction". The saccharified collagen turns yellow in color and crisp in texture, and the skin gradually turns yellow with the accumulation of large amounts of AGEs. In addition, AGEs can stimulate the AGEs receptor to promote melanin production.
Healthy and fair skin is a hot spot pursued by all people who love beauty at present, but the whitening skin care products on the market generally have the following problems:
the whitening mechanism is single: most whitening products only aim at inhibiting the activity of tyrosinase and cannot realize full-effect whitening;
secondly, the product has poor stability: the whitening components in most whitening products are directly added into the formula, so that the problems of color change, flavor change, layering, coarseness and the like of the products are easily caused;
③ the whitening efficiency is low: because the skin has a natural skin barrier, the whitening active ingredients are difficult to permeate into the bottom of the skin, the absorption rate of the active substances is low, and the whitening effect is poor;
fourthly, easily causing skin irritation: such as niacinamide, if added to skin care products at too high a concentration, it is likely to cause skin irritation, even inflammation.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention aims to provide the soluble microneedle patch composition for skin whitening and anti-glycation and beautifying, which is embedded in a hyaluronic acid soluble microneedle body, is beneficial to directly supplying the composition to deep skin through the horny layer of the skin, improves the percutaneous absorption efficiency, simultaneously relieves the continuous moisture retention of the skin, and brings the effects of efficient whitening, brightening and skin color uniformity.
The invention also aims to provide a preparation method of the soluble microneedle patch composition for skin whitening and anti-saccharification beauty, which is simple, low in energy consumption and production cost and easy to realize continuous mass production.
The invention is realized by adopting the following technical scheme.
A micro-needle film composition for skin whitening, anti-saccharification and soluble beauty treatment comprises a base, a needle body positioned on the base and a hydrogel film for relieving and fixing the needle body; the skin whitening and anti-saccharification composition is embedded in the needle body, and comprises the following components in percentage by weight:
0.1-3% of glycyrrhiza glabra root extract, 0.1-2% of 4-butyl resorcinol, 10.1-3% of nonapeptide and 0.1-5% of carnosine.
Preferably, the skin whitening and anti-glycation composition comprises the following components in percentage by weight based on the total weight of the microneedle:
0.1-1% of glycyrrhiza glabra root extract, 0.1-0.5% of 4-butyl resorcinol, 10.1-1% of nonapeptide and 0.1-2% of carnosine.
Preferably, the skin whitening and anti-saccharification composition further comprises the following components in percentage by weight:
5-15% of glycerin, 1-3% of sodium hyaluronate with low molecular weight and 7-9% of sodium hyaluronate with high molecular weight.
Preferably, the soluble cosmetic microneedle is conical, the main component is hyaluronic acid, the length of the needle head is 150-.
Preferably, the hydrogel adhesive film has 4 layers, and the components are 10-20.
The hydrogel adhesive film consists of non-woven fabric, hydrogel, active component layer and protecting film.
The non-woven fabric is non-woven fabric and is formed by solidifying high polymer slices, short fibers or filaments.
The hydrogel comprises the following specific components in percentage by weight of the hydrogel adhesive film: 5-15% of glycerin, 1-2% of sodium polyacrylate, 1-3% of aluminum dihydroxyglycinate, 0.5-2% of cellulose gum, 1-5% of tartaric acid, 5-15% of butanediol and 50-80% of water.
According to the total weight of the hydrogel adhesive film, the active component layer comprises the following specific components:
0.1-3% of centella asiatica extract, 0.2-2% of polygonum cuspidatum root extract, 0.2-3% of scutellaria baicalensis root extract, 0.1-2% of tea leaf extract, 0.2-3% of glycyrrhiza glabra root extract, 0.3-1% of chamomile flower extract and 0.1-2% of rosemary leaf extract.
The protective film is a white plastic film.
In another aspect, the invention provides a preparation method of a soluble microneedle patch composition for skin whitening and anti-glycation, which comprises the following steps:
1) preparation of viscous liquid:
adding the skin whitening and anti-saccharification composition into the balance of water, stirring and dissolving, adding 5-15% of glycerol, 1-3% of sodium hyaluronate (low molecular weight) and 7-9% of sodium hyaluronate (high molecular weight), continuously stirring to enable the mixture to be uniformly swelled, and centrifuging to remove bubbles to obtain the viscous liquid.
2) Preparation of soluble cosmetic microneedles:
and injecting the viscous liquid into a microneedle mould, drying and demoulding to obtain the soluble cosmetic microneedle.
3) Preparation of hydrogel adhesive film:
uniformly mixing 1-2% of sodium polyacrylate and 1-3% of dihydroxy aluminum glycinate, adding 5-15% of glycerol and 5-15% of butanediol, and fully stirring to obtain a phase A solution;
adding 0.5-2% cellulose gum into water, stirring, adding 1-5% tartaric acid, adding active component layer, stirring to dissolve completely to obtain B phase solution;
and adding the B phase solution into the A phase solution, stirring in vacuum to obtain hydrogel paste, and finally coating the hydrogel paste on a coating machine together with a non-woven fabric and a protective film to obtain the hydrogel adhesive film.
Preferably, in the step 1), the molecular weight of the low molecular weight sodium hyaluronate is 2000-10000 daltons; the molecular weight of the high molecular weight sodium hyaluronate is 40-100 ten thousand daltons.
The mass ratio of the high molecular weight sodium hyaluronate to the low molecular weight sodium hyaluronate is 1: 3.0-5.0.
Preferably, in step 2), the microneedle mould may have a square, rectangular or arc shape, and may be a relatively expensive mask type.
Preferably, the drying temperature is room temperature, the humidity is 15-25%, and the drying time is 12-24 h.
Preferably, in the step 3), the stirring speed of the vacuum stirring is 50-120r/min, and the stirring time is 5-15 min.
By means of the technical scheme, the invention has the following beneficial technical effects:
1) the invention discloses a soluble microneedle patch composition for skin whitening and anti-saccharification and a preparation method thereof. The micro-needle film-sticking composition comprises a base, a needle body positioned on the base and a hydrogel film with the functions of relieving and fixing the needle body, wherein the needle body is internally embedded with a skin whitening and anti-saccharification composition: 0.1-3% of glycyrrhiza glabra root extract, 0.1-2% of 4-butyl resorcinol, 10.1-3% of nonapeptide and 0.1-5% of carnosine.
2) The composition provided by the invention can inhibit the activity of tyrosinase in the three processes of before, during and after melanin synthesis, and has multiple effects of whitening; meanwhile, active carbohydrate compounds are removed, carbohydrate toxins are removed, AGEs are prevented from generating multiple anti-glycation, and the skin is finally white and bright due to the multi-path synergistic effect.
3) The whitening and anti-glycation composition is embedded in the hyaluronic acid soluble microneedle body, so that the composition can be directly supplied to deep skin through the skin cuticle, the percutaneous absorption efficiency is improved, the skin is relieved and continuously moisturized, and the effects of efficient whitening, brightening and skin color uniformization are achieved.
Drawings
Fig. 1 is a structural diagram of a soluble cosmetic microneedle for skin whitening and anti-glycation provided by the invention.
Fig. 2 is a graph comparing the permeability results of the soluble cosmetic microneedles and the effective ingredients of the external skin care products.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in the structural diagram of the soluble cosmetic microneedle of fig. 1, the invention discloses a soluble cosmetic microneedle patch composition for skin whitening and anti-glycation and a preparation method thereof. The micro-needle film-sticking composition comprises a base, a needle body positioned on the base and a hydrogel film with the functions of relieving and fixing the needle body, wherein a skin whitening and anti-saccharification composition is embedded in the needle body, and the composition comprises:
0.1-3% of glycyrrhiza glabra root extract, 0.1-2% of 4-butyl resorcinol, 10.1-3% of nonapeptide and 0.1-5% of carnosine.
The skin whitening and anti-saccharification soluble cosmetic microneedle patch composition comprises a base, a needle body positioned on the base and a hydrogel patch. The base is composed of hyaluronic acid; the microneedle body contains viscous liquid; the hydrogel adhesive film consists of non-woven fabric, hydrogel, active component layer and protecting film. The non-woven fabric has the functions of improving the air permeability of the film, the hydrogel body has the function of locking water for a long time, the active component layer has the functions of slowly releasing water, assisting in moisture preservation and relieving irritation and sensitivity, and the protective film has the function of preventing nutrition and water loss of the gel.
As shown in the comparison of the permeability results of the active ingredients of the soluble cosmetic micro-needle and the external skin care product in fig. 2, the permeability of the active ingredients of the soluble micro-needle technology is 4-6 times that of the common smearing type skin care product within 90 minutes.
The following description focuses on the efficacy of the raw materials of the composition.
Extract of glycyrrhiza glabra root
Glycyrrhiza glabra root extract, which penetrates deeply into the skin and maintains high activity, inhibits tyrosinase activity and dopachrome interconversion and DHICA oxidase activity, has oxygen radical scavenging ability similar to SOD (superoxide dismutase), has oxygen radical resisting ability similar to vitamin E, and also has skin roughness preventing, anti-inflammatory and antibacterial effects, and Glycyrrhiza glabra root extract used as a natural whitening agent is a component which has only been used so far as having a direct effect in 3 stages out of 5 stages of melanin formation.
2- (4-Butylresorcinol)
The 4-butyl resorcinol is a high-efficiency skin whitening agent, can effectively inhibit tyrosinase, reduce the formation of melanin, interfere the synthesis and glycosylation of the tyrosinase, improve the degradation of the tyrosinase and inhibit the transformation of the melanin to keratinocytes, and also has the advantages of oxidation resistance, ultraviolet resistance, quick penetration, low sensitization and the like.
③ nonapeptide-1
Nonapeptide-1 has good matching property with MC1 receptor on melanocyte, can be used as antagonistic agent of melanocyte stimulating hormone, competitively binds with MC1 receptor, prevents tyrosinase from being further activated to generate melanin, reduces melanin production, and can obviously brighten skin color.
Tetra (carnosine)
The research proves that the carnosine has good anti-glycation effect. Carbonylated proteins and glycation end products (AGEs) are signals for cellular senescence. They accumulate abnormally in cells, accelerating cross-linking with other proteins. Carnosine can react with sugar instead of protein in vivo to react with sugar before the sugar erodes skin, thereby helping to protect protein from glycosylation and achieving the effect of resisting glycation.
Therefore, the composition formed by combining the four components not only inhibits the activity of tyrosinase before, during and after the synthesis of melanin, but also has multiple effects of whitening; meanwhile, active carbohydrate compounds are removed, carbohydrate toxins are removed, AGEs are prevented from generating multiple anti-glycation, and the skin is finally white and bright due to the multi-path synergistic effect.
The skin whitening and anti-glycation composition is embedded in the hyaluronic acid soluble microneedle body, so that the composition can be directly supplied to deep skin through the skin cuticle, the percutaneous absorption efficiency is improved, the skin is relieved and continuously moisturized, and the effects of efficient whitening and brightening and uniform skin color are achieved.
The following percentage contents are all weight percentage contents. All the raw material components of the invention are commercial products.
The Glycyrrhiza glabra root extract is prepared by cleaning Glycyrrhiza glabra root, drying, and pulverizing to obtain Glycyrrhiza glabra root powder; mixing the powder, the crushed material for crushing the fine bubbles and deionized water, reacting for 4-8 hours at 70-80 ℃ to obtain a mixed solution, and performing ultrasonic treatment to obtain an extracting solution; and finally, passing the extracting solution through macroporous adsorption resin, eluting with water and 70% ethanol water solution respectively, and drying to obtain the glycyrrhiza glabra root extract.
Glycyrrhiza glabra root extract is purchased from Bolus for pharmaceutical use; 4-butyl resorcinol and carnosine were purchased from Dezhixin; nonapeptide-1 was purchased from Zhejiang surge. Centella asiatica extract, polygonum cuspidatum root extract, scutellaria baicalensis root extract, tea leaf extract, glycyrrhiza glabra root extract, chamomile flower extract, and rosemary leaf extract were obtained from Beijing university of Industrial and commercial sciences or Galium odoratum leaf Biotech Co.
Example 1
A preparation method of a soluble microneedle patch composition for skin whitening and anti-saccharification and beauty treatment comprises the following steps:
1) preparation of viscous liquid:
adding 0.6% of glycyrrhiza glabra root extract, 0.4% of 4-butyl resorcinol, 0.8% of nonapeptide-1 and 1.2% of carnosine into the balance of water, stirring and dissolving, adding 10% of glycerol, 2% of sodium hyaluronate (with the molecular weight of 5000 daltons) and 8% of sodium hyaluronate (with the molecular weight of 60 ten thousand daltons), continuously stirring to enable the mixture to be uniformly swelled, and centrifuging to remove bubbles to obtain the viscous liquid.
2) Preparation of soluble cosmetic microneedles:
and injecting the viscous liquid into a square microneedle mould, drying for 20 hours at room temperature under the condition that the humidity is 20%, and demoulding to obtain the soluble cosmetic microneedle.
3) Preparation of hydrogel adhesive film:
uniformly mixing 1.5% of sodium polyacrylate and 2% of dihydroxy aluminum glycinate, adding 10% of glycerol and 10% of butanediol, and fully stirring to obtain a phase A solution;
adding 1% cellulose gum into water, stirring, adding 3% tartaric acid, adding 0.5% herba Centellae extract, 0.6% rhizoma Polygoni Cuspidati extract, 0.4% radix Scutellariae extract, 0.5% folium Camelliae sinensis extract, 0.6% radix Glycytthizae extract, 0.8% flos Matricariae Chamomillae extract and 0.6% herba Rosmarini officinalis leaf extract, stirring to dissolve completely to obtain phase B solution;
and adding the B phase solution into the A phase solution, stirring in vacuum to obtain hydrogel paste, stirring at 80r/min for 10min, and finally coating on a coating machine together with a non-woven fabric and a protective film to obtain the hydrogel adhesive film.
Example 2
A preparation method of a soluble microneedle patch composition for skin whitening and anti-saccharification and beauty treatment comprises the following steps:
1) preparation of viscous liquid:
adding 0.4% of glycyrrhiza glabra root extract, 0.3% of 4-butyl resorcinol, 0.5% of nonapeptide-1 and 1% of carnosine into the balance of water, stirring and dissolving, adding 10% of glycerol, 2% of sodium hyaluronate (with the molecular weight of 5000 daltons) and 8% of sodium hyaluronate (with the molecular weight of 60 ten thousand daltons), continuously stirring to enable the mixture to be uniformly swelled, and centrifuging to remove bubbles to obtain the viscous liquid.
2) Preparation of soluble cosmetic microneedles: the same as in example 1.
3) Preparation of hydrogel adhesive film: the same as in example 1.
Example 3
A preparation method of a soluble microneedle patch composition for skin whitening and anti-saccharification and beauty treatment comprises the following steps:
1) preparation of viscous liquid:
adding 0.2% of glycyrrhiza glabra root extract, 0.1% of 4-butyl resorcinol, 0.3% of nonapeptide-1 and 0.5% of carnosine into the balance water, stirring and dissolving, adding 10% of glycerol, 2% of sodium hyaluronate (with the molecular weight of 5000 daltons) and 8% of sodium hyaluronate (with the molecular weight of 60 ten thousand daltons), continuously stirring to enable the mixture to be uniformly swelled, and centrifuging to remove bubbles to obtain the viscous liquid.
2) Preparation of soluble cosmetic microneedles: the same as in example 1.
3) Preparation of hydrogel adhesive film: the same as in example 1.
Blank example 1
A preparation method of a soluble cosmetic microneedle patch composition comprises the following steps:
1) preparation of viscous liquid:
adding 10% glycerol, 2% sodium hyaluronate (molecular weight of 5000 daltons) and 8% sodium hyaluronate (molecular weight of 60 ten thousand daltons) into the balance of water, stirring to make it swell uniformly, centrifuging to remove bubbles, and obtaining the viscous liquid.
2) Preparation of soluble cosmetic microneedles: the same as in example 1.
3) Preparation of hydrogel adhesive film: the same as in example 1.
Test example for Effect verification
Anti-glycation efficacy analysis experiment
Inhibition of non-enzymatic glycosylation studies:
enzymatic glycosylation is a complex series of non-enzymatic reactions, proteins and glucose which occur in vivo and ultimately form "aggressive" AGEs of skin glycation. Through research on non-enzymatic glycosylation reaction, the capacity of the skin whitening and anti-glycation composition for resisting glycation can be reflected.
Under aseptic conditions, 20.00g/L bovine serum albumin solution sterilized with a 0.2 μm sterilizing membrane and 5.00mL each of 0.50mol/L glucose solution were added to a sterile cell culture flask, and 1% NaN was added310.00mL of 0.20mol/L phosphate buffer solution with pH 7.4, and establishing a complete glycosylation system control group a; meanwhile, a control group b without adding viscous liquid containing the skin whitening and anti-saccharification composition and without adding glucose solution is set; adding a control group c containing a viscous liquid containing a skin whitening and anti-glycation composition and no protein; control group d containing viscous liquid containing skin whitening and anti-glycation composition without glucose solution.
The viscous liquids of examples 1 to 3 containing the skin whitening and anti-glycation compositions and the dry preparation of blank example 1 were set in a solution and incubated at a constant temperature of 37 ℃ for 28 days. The tests were carried out on days 0, 2, 4, 8, 12, 16, 20, 24, 26, 28, respectively.
0.5mL of culture solution is taken out, diluted to 10mL, the fluorescence value F of the glycosylation end product at the excitation wavelength of 370nm and the emission wavelength of 440nm is measured, and the inhibition rate IE of non-enzymatic glycosylation is calculated.
Formula for inhibition rate of non-enzymatic glycosylation IE: IE (%) - [1- (drug F-control cF-control dF)/(control aF-control bF) ] × 100%.
Wherein, the drug F is the fluorescence value of the sample to be tested, the control cF is the fluorescence value of the control group c, the control dF is the fluorescence value of the control group d, the control aF is the fluorescence value of the control group a, and the control bF is the fluorescence value of the control group b. After the glycosylated product is incubated, detecting the fluorescence intensity at 370nm/440nm, and calculating the inhibition rate, wherein the specific test results are shown in table 1:
TABLE 1 test results
Item | Inhibition ratio% |
Example 1 | 39.1 |
Example 2 | 35.2 |
Example 3 | 33.9 |
Blank example 1 | 0.4 |
As can be seen from Table 1, the viscous liquids containing the skin whitening and anti-glycation compositions obtained in examples 1-3 of the present invention were able to inhibit nonenzymatic glycosylation well, and the inhibition IE for nonenzymatic glycosylation was 33% or more, whereas the viscous liquids containing no skin whitening and anti-glycation compositions obtained in blank example 1 were weak in inhibition ability. It is demonstrated that the skin whitening, anti-glycation composition has an anti-glycation effect.
Second, synergistic Experimental example
Comparative examples 1 to 14
A soluble cosmetic microneedle patch composition having a viscous liquid component as shown in tables 2-3 below.
TABLE 2 ingredient ratio (wt%)
TABLE 3 viscous liquid composition ratio (% by weight)
The preparation process is the same as that described in example 1.
The whitening effect test was performed on example 1, comparative examples 1 to 14, and blank example 1.
1. The tester: 160 healthy women (25-45 years old) divided into 16 groups of 10 persons each; each group used the same formulation.
2. Test area: face (left face blank example 1 sample, right face example, comparative example).
3. Use of: it is administered once daily for 1-2 hr for 4 weeks.
4. Testing an instrument: DelfinSkinColorCatch (finland).
5. The effect indexes are as follows: the change in color brightness (Δ L), ITA degree, and the L value (brightness) and ITA degree (color individual type angle) were measured and mainly used as indices.
Equation (1): Δ L ═ L (after 1 month of the test for the comparative or example products) -L (before the start of the test) ] - [ L ═ L (after 1 month of the test for the blank product) -L (before the start of the test).
(2): ITA degree (representing the overall change of chromaticity, the larger the ITA degree value, the lighter the skin color).
TABLE 4 skin color Classification for different ITA ° ranges
The test effects are shown in table 5 below.
TABLE 5 test results
As can be seen from the experimental data in table 5, the whitening effects are ranked as example 1> comparative examples 11, 12, 13, 14> comparative examples 5, 6, 7, 8, 9, 10> comparative examples 1, 2, 3, 4, and it is confirmed that the skin whitening, anti-glycation composition has better whitening effects through the synergistic effect between the components than the combination of only one, two or three components.
Third, human body trial evaluation experiment
The experimental method comprises the following steps: the skin whitening and anti-glycation soluble cosmetic microneedle patch compositions prepared in examples 1, 2 and 3 and blank example 1 were selected as experimental samples and respectively subjected to trial evaluation on volunteers. 80 volunteers with darker skin color and 40 men and women are selected and randomly divided into 4 groups of 10 men and 10 women.
Samples of the skin whitening, anti-glycation soluble cosmetic microneedle patch composition prepared in examples 1, 2, 3 and blank example 1 were used in 4 groups of volunteers, respectively. The using method comprises the following steps: the product is used after cleansing once a day for 1-2 hr for 4 weeks, and is subjected to sensory evaluation according to skin color improvement.
The scoring standard is 1 point-no effect, 2 points-effective and weak, 3 points-effective and obvious, 4 points-effective and better, and 5 points-effective and very good.
The score is more than or equal to 3, the effect is judged to be obvious, and the proportion of the score more than or equal to 3 in each group is counted.
The results obtained are shown in table 6:
TABLE 6 test results
Evaluation results | Has obvious whitening effect | Has the effects of | Without effect |
Example 1 | 85% | 10% | 5% |
Example 2 | 65% | 25% | 10% |
Example 3 | 45% | 45% | 10% |
Blank example 1 | 0 | 5% | 95% |
As can be seen from table 6, the soluble microneedle cosmetic film compositions for skin whitening and anti-glycation obtained in examples 1 to 3 of the present invention can effectively whiten skin, and have better effects than the soluble microneedle cosmetic film composition of the blank example 1 which does not contain a skin whitening and anti-glycation composition.
In conclusion, the skin whitening and anti-saccharification composition not only inhibits tyrosinase activity in the three processes before, during and after melanin synthesis, but also has multiple effects of whitening; meanwhile, active carbohydrate compounds are removed, carbohydrate toxins are removed, AGEs are prevented from generating multiple anti-glycation, and the skin is finally white and bright due to the multi-path synergistic effect.
The whitening and anti-glycation composition is embedded in the hyaluronic acid soluble microneedle body, so that the composition can be directly supplied to deep skin through the skin cuticle, the percutaneous absorption efficiency is improved, the skin is relieved and continuously moisturized, and the effects of efficient whitening, brightening and skin color uniformization are achieved.
The hydrogel patch is matched with the soluble microneedle for use, can release the moisture of the hydrogel patch in the absence of water, has self-adhesion and low sensitization, can cover the soluble cosmetic microneedle on the skin and is not easy to fall off, and ensures the stable exertion of the whitening and anti-saccharification effects of the microneedle.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (10)
1. A microneedle patch composition for skin whitening, anti-saccharification and soluble beauty treatment is characterized in that: comprises a base, a needle body positioned on the base and a hydrogel adhesive film for relieving and fixing the needle body;
the skin whitening and anti-saccharification composition is embedded in the needle body, and comprises the following components in percentage by weight:
0.1-3% of glycyrrhiza glabra root extract, 0.1-2% of 4-butyl resorcinol, 10.1-3% of nonapeptide and 0.1-5% of carnosine.
2. The skin whitening, anti-glycation soluble cosmetic microneedle patch composition according to claim 1, wherein: the skin whitening and anti-saccharification composition comprises the following components in percentage by weight:
0.1-1% of glycyrrhiza glabra root extract, 0.1-0.5% of 4-butyl resorcinol, 10.1-1% of nonapeptide and 0.1-2% of carnosine.
3. The skin whitening, anti-glycation soluble cosmetic microneedle patch composition according to claim 1, wherein:
the skin whitening and anti-saccharification composition also comprises the following components in percentage by weight:
5-15% of glycerin, 1-3% of sodium hyaluronate with low molecular weight and 7-9% of sodium hyaluronate with high molecular weight.
4. The skin whitening, anti-glycation soluble cosmetic microneedle patch composition according to claim 1, wherein:
the soluble cosmetic microneedle is conical, the main component is hyaluronic acid, the length of the needle head is 150-.
5. The skin whitening, anti-glycation soluble cosmetic microneedle patch composition according to claim 1, wherein:
the hydrogel adhesive film has 4 layers, and the components are 10-20;
the hydrogel adhesive film consists of non-woven fabric, hydrogel, an active component layer and a protective film from top to bottom; the non-woven fabric is non-woven fabric and is formed by solidifying high polymer slices, short fibers or filaments;
the hydrogel comprises the following specific components in percentage by weight of the hydrogel adhesive film: 5-15% of glycerol, 1-2% of sodium polyacrylate, 1-3% of aluminum dihydroxyglycinate, 0.5-2% of cellulose gum, 1-5% of tartaric acid, 5-15% of butanediol and 50-80% of water;
according to the total weight of the hydrogel adhesive film, the active component layer comprises the following specific components:
0.1-3% of centella asiatica extract, 0.2-2% of polygonum cuspidatum root extract, 0.2-3% of scutellaria baicalensis root extract, 0.1-2% of tea leaf extract, 0.2-3% of glycyrrhiza glabra root extract, 0.3-1% of chamomile flower extract and 0.1-2% of rosemary leaf extract;
the protective film is a white plastic film.
6. The method for preparing the soluble microneedle patch composition for skin whitening and anti-glycation cosmetics according to any one of claims 1 to 5, comprising the steps of:
1) preparation of viscous liquid:
adding the skin whitening and anti-saccharification composition into the balance of water, stirring and dissolving, adding 5-15% of glycerol, 1-3% of sodium hyaluronate with low molecular weight and 7-9% of sodium hyaluronate with high molecular weight, continuing stirring to enable the mixture to be uniformly swelled, and centrifuging to remove bubbles to obtain viscous liquid;
2) preparation of soluble cosmetic microneedles:
injecting the viscous liquid into a microneedle mould, drying and demoulding to obtain a soluble cosmetic microneedle;
3) preparation of hydrogel adhesive film:
uniformly mixing 1-2% of sodium polyacrylate and 1-3% of dihydroxy aluminum glycinate, adding 5-15% of glycerol and 5-15% of butanediol, and fully stirring to obtain a phase A solution;
adding 0.5-2% cellulose gum into water, stirring, adding 1-5% tartaric acid, adding active component layer, stirring to dissolve completely to obtain B phase solution;
and adding the B phase solution into the A phase solution, stirring in vacuum to obtain hydrogel paste, and finally coating the hydrogel paste on a coating machine together with a non-woven fabric and a protective film to obtain the hydrogel adhesive film.
7. The method for preparing a soluble microneedle patch composition for skin whitening and anti-glycation according to claim 6, wherein:
in the step 1), the molecular weight of the low molecular weight sodium hyaluronate is 2000-10000 Dalton; the molecular weight of the high molecular weight sodium hyaluronate is 40-100 ten thousand daltons;
the mass ratio of the high molecular weight sodium hyaluronate to the low molecular weight sodium hyaluronate is 1: 3.0-5.0.
8. The method for preparing a soluble microneedle patch composition for skin whitening and anti-glycation according to claim 6, wherein:
in the step 2), the microneedle mould comprises a square shape, a rectangular shape or an arc shape, or is made into a facial mask type with higher cost.
9. The method for preparing a soluble microneedle patch composition for skin whitening and anti-glycation according to claim 6, wherein:
in the step 2), the drying temperature is room temperature, the humidity is 15-25%, and the drying time is 12-24 h.
10. The method for preparing a soluble microneedle patch composition for skin whitening and anti-glycation according to claim 6, wherein:
in the step 3), the stirring speed of the vacuum stirring is 50-120r/min, and the stirring time is 5-15 min.
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