阅读说明：本技术 一种银杏叶提取物护肤水及其制备方法 (Ginkgo leaf extract skin moisturizer and preparation method thereof ) 是由 夏琴 郭超 于 2021-11-26 设计创作，主要内容包括：本发明提供一种银杏叶提取物护肤水及其制备方法。本发明的银杏叶提取物护肤水由下列重量份配比的原料制成：银杏叶提取物1-8、皮肤调理剂1-10、保湿剂8-15、增溶剂0.05-0.08、防腐剂0.1-0.3、芳香剂0.001-0.005、PH调节剂0.006-0.008。本发明通过添加银杏叶提取物给肌肤带来了意想不到的美容效果,对缺水肌肤、爱过敏肌肤、痘痘肌和红血丝,修护效果好,还可以在肌肤表面形成轻、薄和透的保护膜,锁住肌肤水分,长久保持肌肤莹润肤质,采取了天然成分达到深层补水的效果,本发明制备方法简单,原料易得,适宜于规模化生产,有较大的应用价值。(The invention provides ginkgo leaf extract skin lotion and a preparation method thereof. The ginkgo leaf extract skin lotion is prepared from the following raw materials in parts by weight: 1-8 parts of ginkgo leaf extract, 1-10 parts of skin conditioner, 8-15 parts of humectant, 0.05-0.08 part of solubilizer, 0.1-0.3 part of preservative, 0.001-0.005 part of aromatic and 0.006-0.008 part of pH regulator. The ginkgo leaf extract is added to bring unexpected beauty effect to skin, has good repairing effect on water-deficient skin, allergy-prone skin, acne skin and red blood streak, can form a light, thin and transparent protective film on the surface of the skin, locks the moisture of the skin, keeps the skin bright and smooth for a long time, and adopts natural ingredients to achieve the effect of deep water supplement.)

1. The ginkgo leaf extract skin lotion is characterized by being prepared from the following raw materials in parts by weight:

1-8 parts of ginkgo leaf extract, 1-10 parts of skin conditioner, 8-15 parts of humectant, 0.05-0.08 part of solubilizer, 0.1-0.3 part of preservative, 0.001-0.005 part of aromatic and 0.006-0.008 part of pH regulator.

2. The ginkgo leaf extract skin lotion is characterized by being prepared from the following raw materials in parts by weight:

2-8 parts of ginkgo leaf extract, 3-10 parts of skin conditioner, 10-15 parts of humectant, 0.06-0.08 part of solubilizer, 0.1-0.3 part of preservative, 0.002-0.005 part of aromatic and 0.007-0.008 part of pH regulator.

3. The ginkgo leaf extract skin lotion is characterized by being prepared from the following raw materials in parts by weight:

ginkgo biloba extract 8, skin conditioner 10, humectant 12, solubilizer 0.07, preservative 0.5, aromatic 0.001 and pH regulator 0.008.

4. The ginkgo biloba extract skin moisturizer of any of claims 1 to 3, wherein the ginkgo biloba extract is a skin conditioner that synergistically enhances the conditioning of the skin; the skin conditioning agent is selected from one or more of allantoin, butanediol or 1,2 hexanediol; allantoin is preferred; the humectant is selected from one or more of propylene glycol, butanediol, sodium hyaluronate, disodium EDTA, panthenol, glycerol acrylate/acrylic acid copolymer, propylene glycol or PVM/MA copolymer; glycerol is preferred.

5. The ginkgo biloba leaf extract skin lotion according to any one of claims 1-3, wherein the solubilizing agent is selected from PEG-60 hydrogenated castor oil or sodium dodecylaminopropionate; preferably PEG-60 hydrogenated castor oil; the antiseptic is selected from phenoxyethanol, methyl hydroxybenzoate or 1, 3-dihydroxymethyl-5, 5-dimethylhydantoin, preferably phenoxyethanol or methyl hydroxybenzoate, more preferably phenoxyethanol.

6. The ginkgo biloba leaf extract skin lotion according to any one of claims 1 to 3, wherein the aromatic is selected from melaleuca alternifolia oil or rose essential oil, preferably melaleuca alternifolia oil.

7. The ginkgo biloba leaf extract skin lotion according to any one of claims 1 to 3, wherein the pH regulator is triethanolamine.

8. The ginkgo biloba leaf extract skin lotion according to any one of claims 1 to 3, wherein the solvent is a mixed solvent of water and ethanol, wherein the ethanol content is 0.8 to 1 percent, and preferably the aqueous solution of ethanol content is 1 percent.

9. A method for preparing the ginkgo biloba leaf extract skin moisturizer as claimed in any one of claims 1 to 3, wherein the method comprises the following steps:

(1) putting the raw materials of the group A into an emulsifying pot and uniformly stirring; stirring for 25-35 min;

(2) dissolving the raw materials of the group B, and then putting the dissolved raw materials into an emulsifying pot to be uniformly stirred; stirring for 25-35 min at 35-60 ℃;

(3) putting the raw materials in the group C into an emulsifying pot and uniformly stirring; stirring uniformly for later use at the temperature of less than or equal to 60 ℃;

(4) putting the group D raw materials into an emulsifying pot and uniformly stirring; stirring for 25-35 min at 35-60 ℃;

(5) putting the raw materials of the group E into an emulsifying pot and uniformly stirring; stirring for 30min

(6) Putting the group F raw materials into an emulsifying pot and uniformly stirring;

cooling to room temperature in vacuum, and filtering;

(7) sampling and inspecting;

(8) filling;

the group A raw materials comprise a solvent and a humectant, and the ratio of the solvent to the humectant is 1: 0.10-0.12; the group B raw materials comprise a skin conditioner and a humectant, and the ratio of the skin conditioner to the humectant is 0.8-1.0: 1; the group C raw materials comprise a ginkgo extract and a solvent, wherein the ratio of the ginkgo extract to the solvent is 0.6-0.8: 1; the group D raw materials comprise a skin conditioner, a preservative and an aromatic; the ratio of skin conditioner, antiseptic and fragrance is 1:0.04-0.05: 0.0001-0.0005; the raw material of the group E is solubilizer; the group F raw material is a PH regulator, and the PH is regulated to 4.5-6.5.

10. The method according to claim 9, wherein the step (1) is performed for 30min while the step (2) is performed at a temperature of 55 ℃ for 30 min; stirring for 30min at the temperature of 60 ℃ in the step (3); stirring for 30min at the temperature of 60 ℃ in the step (4); and (5) stirring for 30 min.

Technical Field

The invention relates to daily cosmetics, in particular to a skin care cosmetic, and especially relates to ginkgo leaf extract skin care lotion and a preparation method thereof.

Background

The skin care cosmetic is applied, sprayed or the like on the skin of a human body to clean, maintain, modify and change the appearance, and can nourish the skin, reduce pores, lighten darkness, improve acne, even resist aging, resist wrinkles and the like.

The skin care water can moisten skin according to different skin types and achieve deeper repairing effect, in order to achieve the effect, a plurality of essence components are added into the skin care water, the medium of the essence components is different, the essence components are easy to absorb, ion balancing water which is very similar to the cell structure of the skin is adopted, a perfect bedding effect is achieved, the state of the skin is adjusted to be optimal, the absorption of subsequent repairing products can be increased, most of skin problems are caused by water shortage, therefore, water replenishing is particularly important in skin care, various skin care water layers on the market at present are numerous, but the defect that the water replenishing effect is poor is overcome, and meanwhile, some chemical components are added to achieve the effects of moisturizing, so that the use effect is poor and unsafe.

The ginkgo biloba is one of the oldest plants living in the world, and because the ginkgo biloba contains flavone, terpenoids and other substances, clinical observation proves that the ginkgo biloba has the effects of increasing coronary artery blood flow, improving cerebrovascular blood circulation and reducing cholesterol level in human blood, and also has the effects of activating blood, dredging collaterals, eliminating free radicals, resisting aging and lightening spots. At present, ginkgo biloba extracts on the market are prepared into health care products, so how to utilize the efficacy of ginkgo biloba to add the ginkgo biloba extracts into skin care products to further increase the effect of ginkgo biloba and better improve skin has important practical significance.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects and research and design the skin lotion added with the ginkgo leaf extract.

The invention provides ginkgo leaf extract skin lotion (Qinxiyi ginkgo activated water).

The ginkgo leaf extract skin lotion is prepared from the following raw materials in parts by weight:

folium Ginkgo extract, skin conditioner, humectant, solubilizer, antiseptic, aromatic, and pH regulator.

The ginkgo leaf extract skin lotion is prepared from the following raw materials in parts by weight:

1-8 parts of ginkgo leaf extract, 1-10 parts of skin conditioner, 8-15 parts of humectant, 0.05-0.08 part of solubilizer, 0.1-0.3 part of preservative, 0.001-0.005 part of aromatic and 0.006-0.008 part of pH regulator.

Preferably, the ginkgo leaf extract skin lotion is prepared from the following raw materials in parts by weight:

2-8 parts of ginkgo leaf extract, 3-10 parts of skin conditioner, 10-15 parts of humectant, 0.06-0.08 part of solubilizer, 0.1-0.3 part of preservative, 0.002-0.005 part of aromatic and 0.007-0.008 part of pH regulator.

More preferably, the ginkgo leaf extract skin lotion is prepared from the following raw materials in parts by weight:

ginkgo biloba extract 8, skin conditioner 10, humectant 12, solubilizer 0.07, preservative 0.5, aromatic 0.001 and pH regulator 0.008.

In the skin lotion, the ginkgo leaf extract is a skin conditioner, and is synergistic and capable of enhancing the conditioning of the skin.

The skin conditioning agent is selected from one or more of allantoin, butanediol or 1,2 hexanediol; allantoin is preferred.

The humectant is selected from one or more of propylene glycol, butanediol, sodium hyaluronate, disodium EDTA, panthenol, glycerol acrylate/acrylic acid copolymer, propylene glycol or PVM/MA copolymer; glycerol is preferred.

The solubilizer is selected from PEG-60 hydrogenated castor oil or sodium dodecyl aminopropionate; PEG-60 hydrogenated castor oil is preferred.

The antiseptic is selected from phenoxyethanol, methyl hydroxybenzoate or 1, 3-dihydroxymethyl-5, 5-dimethylhydantoin, preferably phenoxyethanol or methyl hydroxybenzoate, more preferably phenoxyethanol.

The aromatic is selected from melaleuca alternifolia oil or rose essential oil, preferably melaleuca alternifolia oil.

The pH regulator is triethanolamine.

The solvent is a mixed solvent of water and ethanol, wherein the ethanol content is 0.8% -1%, and preferably the ethanol content is 1% water solution.

The invention also provides a preparation method of the ginkgo biloba extract skin moisturizer, which comprises the following steps:

(1) putting the raw materials of the group A into an emulsifying pot and uniformly stirring; stirring for 25-35 min;

(2) dissolving the raw materials of the group B, and then putting the dissolved raw materials into an emulsifying pot to be uniformly stirred; stirring for 25-35 min at 35-60 ℃;

(3) putting the raw materials in the group C into an emulsifying pot and uniformly stirring; stirring uniformly for later use at the temperature of less than or equal to 60 ℃;

(4) putting the group D raw materials into an emulsifying pot and uniformly stirring; stirring for 25-35 min at 35-60 ℃;

(5) putting the raw materials of the group E into an emulsifying pot and uniformly stirring; stirring for 30min

(6) Putting the group F raw materials into an emulsifying pot and uniformly stirring;

cooling to room temperature in vacuum, and filtering;

(7) sampling and inspecting;

(8) and (6) filling.

In the method, the raw materials of the group A comprise a solvent and a humectant, wherein the ratio of the solvent to the humectant is 1: 0.10-0.12;

the group B raw materials comprise a skin conditioner and a humectant, and the ratio of the skin conditioner to the humectant is 0.8-1.0: 1;

the group C raw materials comprise a ginkgo extract and a solvent, wherein the ratio of the ginkgo extract to the solvent is 0.6-0.8: 1;

the group D materials comprise solubilizer, antiseptic, and aromatic.

Solubilizers, preservatives and fragrances; the proportion of solubilizer, preservative and aromatic is 1:0.04-0.05: 0.0001-0.0005;

the group E raw material is a PH regulator, and the PH is regulated to 4.5-6.5.

The F group raw material is a skin conditioner selected from butanediol or 1,2 hexanediol; butanediol is preferred. The use method of the product (Qinxiyi ginkgo activated water) of the invention comprises the following steps: after face cleaning in the morning and evening, in the basic skin care stage, a proper amount of ginkgo leaf skin care lotion is uniformly smeared on the whole face, and the ginkgo leaf skin care lotion can be used for secondary cleaning by being matched with cotton piece wiping.

The invention has the beneficial effects that: the ginkgo leaf extract is added to bring unexpected beauty effect to skin, the repairing effect is good for water-deficient skin, allergy-prone skin, acne skin and red blood streak, a light, thin and transparent protective film can be formed on the surface of the skin, the moisture of the skin is locked, the skin is kept bright and smooth for a long time, the deep water replenishing effect is achieved by adopting natural ingredients, the surface activity of the skin care lotion can be increased by adding moisturizers selected from propylene glycol, butanediol and sodium hyaluronate, the permeation of active ingredients is assisted, the moisture absorption of the skin can be improved by adding allantoin, butanediol or 1,2 hexanediol skin conditioner, the moisture is locked, the skin state is improved, the chemical synthesized preservative is replaced by the alternate leafy cajeput oil preservative, the harm of the chemical synthesized preservative to the skin is reduced, and the use is safer. The preparation method is simple, the raw materials are easy to obtain, and the method is suitable for large-scale production and has a high application value.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to examples, but it will be understood by those skilled in the art that the following examples are only illustrative of the present invention and should not be construed as limiting the scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.

Example 1 formula of ginkgo biloba extract skin moisturizer (Qinxiyi ginkgo activated water) of the product of the invention: (kilogram) ginkgo biloba extract 8, skin conditioning agent allantoin 10, humectant glycerin 12, solubilizer PEG-60 hydrogenated castor oil 0.07, preservative phenoxyethanol 0.5, aromatic agent melaleuca alternifolia leaf oil 0.001, pH regulator 0.008, and solvent is 1% ethanol water solution 60.

The preparation method comprises the following steps:

(1) dissolving the raw materials of the group A, putting the raw materials into an emulsifying pot, and uniformly stirring;

(2) putting the raw materials of the group B into an emulsifying pot and uniformly stirring;

(3) dissolving the raw materials in group C, and adding into an emulsifying pot to be uniformly stirred;

(4) dissolving the group D raw materials, and then putting into an emulsifying pot to be uniformly stirred;

(5) putting the raw materials of the group E into an emulsifying pot and uniformly stirring;

(6) putting the group F raw materials into an emulsifying pot and uniformly stirring;

(7) cooling to room temperature in vacuum, and filtering;

(8) and sampling and filling the qualified product, wherein each bottle contains 50 g of the qualified product.

Example 2

The formula (kilogram) is as follows: folium Ginkgo extract 6, skin conditioner butanediol 6, humectant sodium hyaluronate 10, solubilizer PEG-60 hydrogenated castor oil 0.06, antiseptic methyl hydroxybenzoate or 1, 3-dimethylol-5, 5-dimethyl hydantoin 0.3, aromatic compound leaf of Melaleuca alternifolia leaf oil 0.002, and pH regulator triethanolamine 0.007.

The preparation method is the same as example 1.

Example 3

The formula (kilogram) is as follows: 5 parts of ginkgo leaf extract, 5 parts of skin conditioner 1, 2-hexanediol, 5 parts of humectant propylene glycol, 0.05 part of solubilizer sodium dodecyl aminopropionate, 0.2 part of preservative methyl hydroxybenzoate, 0.001 part of aromatic rose essential oil and 0.006 part of pH regulator triethanolamine.

Comparative examples 1 to 3

The formulation was the same as in examples 1-3 above, but the composition lacked ginkgo biloba extract, the weight of which was replaced by solvent, and the preparation method was the same as in example 1.

The skin lotion prepared by the embodiment of the invention is tested in the following way, and the test method and the result are as follows:

(first) test results of examples 1 to 3

The products of the above examples were all qualified by the following tests.

Quality inspection, sensory, physicochemical and microbiological tests

[ organoleptic indicators ]

Color: light yellow

The characteristics are as follows: liquid, method for producing the same and use thereof

Odor: conforming to the regulated odor

[ index of sanitary chemistry ]

TABLE 1 index of sanitary chemistry

Inspection item	Index (I)
		Lead/(mg/kg)	≤10
Mercury/(mg/kg)	≤1
		Arsenic/(mg/kg)	≤2
Cadmium/(mg/kg)	≤5

[ microbiological indicators ]

TABLE 2 microbiological indicators

Detecting items	Index (I)
		Total number of bacteria (CFU/ml)	≤1000
Mold and yeast (CFU/ml)	≤100
		Thermotolerant coliform bacteria/g	Cannot be detected
Staphylococcus aureus/g	Cannot be detected
		Pseudomonas aeruginosa/g	Cannot be detected

[ MEASUREMENT METHOD ]

TABLE 3 sanitary chemical index and microbiological index test method

According to the cosmetic hygiene standard, the ginkgo leaf activated water is subjected to hygiene safety inspection, and the detection results are shown in tables 1 and 2:

TABLE 1 results of microbiological examination

Results of microbiological examination

TABLE 2 sanitary chemistry test results

Results of physical and chemical tests

Through microbial detection, the total number of colonies, the detection results of mould, saccharomycetes, pseudomonas aeruginosa, staphylococcus aureus and faecal coliform bacteria all meet the requirements; the lead, arsenic and mercury detection results meet the requirements through sanitary chemical detection.

(II) efficacy test of the products of examples 1-3 and the products of comparative examples 1-3

The volunteers were recruited, and volunteers with rough and dull skin and heavy color spots were selected for testing, activated water prepared in the above examples 1 to 3 and comparative examples 1 to 3 was used as a sample, and the testers (the testers were divided into 6 groups, and 20 people each group and 120 people each) were used once a day in the morning and at night, and assisted with other skin care products, the other skin care products of the testers were the same, 15 days was a test period, the skin improvement condition of the testers after use was observed, and the number of people with improved skin and light color spots was recorded, and the results are shown in table 3:

table 3 subjects skin improvement questionnaire.

As shown in the above results, the skin moisturizers prepared in examples 1 to 3 are most effective in improving the skin condition of the subject and lightening the color spots;

the lack of ginkgo biloba extract in the activated water prepared in comparative example 1, although it improved skin condition in some subjects, was not effective in most subjects.

The ginkgo leaf extract as a component of the skin care lotion plays an important role in improving the skin quality of a subject and lightening color spots.

Example 6 moisturizing effect test

In order to verify the efficacy of the activated skin lotion, 100 experimenters, 20-55 years old and women are randomly divided into three groups, wherein each person has 1 bottle of activated water, and each bottle of activated water is used once in the morning and at night every day. After 1 bottle of activated water is used, three points of moisturizing, soothing, repairing and brightening skin color are independently graded. The score of 100 is full, representing that the moisturizing effect is excellent, the soothing and repairing effect is excellent, and the skin color brightening effect is excellent. 50 points represent no effect of moisturizing, no effect of soothing and repairing, no effect of brightening skin. Score 0 indicates dry skin, dull skin, and severe aging after application. The scores of 100 experimenters are counted, and average is taken, and the specific data are shown in the following table:

TABLE 4

Average score	Moisturizing and moisture-preserving water	Soothing repair	Brightening skin color
				Example 1	100 minutes	100 minutes	99 points of
Example 2	99 points of	99 points of	98 minutes
				Example 3	100 minutes	99 points of	98 minutes
/

The above table shows that the overall formula can be used for solving the problems of three skins successfully, is suitable for most people, meets multiple functions, and has excellent effects on each function.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, and alterations are intended to be included in the scope of the present invention.

(III) evaluation of the irritability and safety of activated water:

TABLE 5

The skin lotion is non-irritant, safe and effective.