WO2018145277A1

WO2018145277A1 - Hair care essence liquid and preparation method therefor

Info

Publication number: WO2018145277A1
Application number: PCT/CN2017/073130
Authority: WO
Inventors: 潘瑞
Original assignee: 格兰比圣（深圳）科技有限公司
Priority date: 2017-02-08
Filing date: 2017-02-08
Publication date: 2018-08-16

Abstract

A hair care essence liquid and a preparation method therefor, the raw materials comprising, in parts by weight: 50-120 parts of thyme, 10-30 parts of Fallopia multiflora, 5-30 parts of soybean seed, 10-40 parts of prepared Radix rehmanniae, 5-15 parts of licorice extract, 5-40 parts of Gleditsia sinensis, 2-15 parts of Ginkgo biloba leaf, 5-30 parts of borneol, 5-20 parts of lemon juice and 3-10 parts of tea seed oil. The provided hair care essence liquid may effectively promote hair becoming darker and thicker, thereby better protecting hair health.

Description

Hair care essence and preparation method thereof

Technical field

The invention relates to the technical field of daily cosmetics, in particular to a hair care essence and a preparation method thereof.

Background technique

Hair is an important part of the human body. It grows in the hair follicles, including the hair roots inside the hair follicles and the hair shafts that are exposed outside the skin. Hair can affect people's overall image. People with dark and dense hair tend to look more healthy and energetic. However, many people in real life have many types of damage, such as mechanical damage, chemical damage or heat treatment damage. It is characterized by dry and split hair, rare hair loss, increased white hair, etc., which brings certain troubles to normal life.

There are a variety of shampoo and hair care products on the market, including products that activate hair follicles and hair black hair. Although they improve hair whitening or hair thinning to a certain extent, these shampoo and hair care products often have effects. Poor, when used for a period of time, it is difficult to produce further hair care effects, can not effectively make the hair dense and black, and can not improve the hair dry hair problems. Therefore, it is necessary to find a more effective hair care product that promotes the blackening and densification of the hair, thereby better protecting the health of the hair.

Summary of the invention

The technical problem to be solved by the present invention is that it is difficult to further develop the hair care products in the prior art. The hair care effect of hair care can not effectively make the hair thick and black, and can not improve the problem of dry hair and hair dry hair. It provides a hair care and hair care essence which can effectively make hair black and dense and effectively dry hair. Preparation.

The technical solution adopted by the invention to solve the technical problem is: a hair care essence liquid, the raw materials of which include 50-120 parts of thyme, 10-30 parts of Polygonum multiflorum, 5-30 parts of soybean seeds, Rehmannia glutinosa 10 ～40 parts, 5 to 15 parts of licorice extract, 5 to 40 parts of saponin, 2 to 15 parts of ginkgo leaves, 5 to 30 parts of borneol, 5 to 20 parts of lemon juice and 3 to 10 parts of tea seed oil.

Among them, thyme has the effect of nourishing blood and nourishing the hair, and is an ideal strong agent for nourishing liver and kidney and raising five internal organs.

Polygonum multiflorum, containing nutrients such as lecithin, has the function of nourishing blood and hurricane, can regulate nerve and endocrine function, nourish hair roots, promote the formation of hair melanin and make hair darker. At the same time, Polygonum multiflorum also contains chrysophanol and a large amount of starch. After hydrolysis of starch, it can produce glucose. It has a good moisturizing effect and is the best traditional Chinese medicine for formulating hair conditioner.

Soybean seed, rich in soy lecithin, is a natural high-nutrient fortifier and surfactant. It has excellent transdermal absorption effect, which can quickly penetrate the active ingredients in hair care products into the deep layer of hair, and greatly increase the transdermal absorption rate of tissue cells, so that various active ingredients can play a greater role.

Rehmannia glutinosa, sweet, into the liver, kidney, with blood and nourishing yin, Yijing fill the marrow.

Licorice extract refers to the active ingredient extract extracted from licorice by using the existing processing technology; it has the reducing property of inhibiting melanin, makes the skin white and smooth, and has strong absorption effect on ultraviolet light and visible light.

Saponin, a drug containing saponin, can clear away heat and dampness, remove excess fat, and smoothly block hair follicles. It has good effect on preventing hair loss and black hair, does not stimulate the scalp; contains saponin, has high foaming properties and A certain decontamination ability, after shampooing with soapy water, the hair is fluffy and soft, bright, with anti-dandruff and anti-itch effect.

Ginkgo biloba leaves contain a variety of ingredients, mainly flavonoids, azlactones, organic acids, organic alcohols, minerals, vitamins, etc. Flavonoids are powerful oxygen free radical scavengers that protect the skin. Cells are not affected by the excessive oxidation of oxygen free radicals. The addition of Ginkgo biloba extract to the hair care product can completely remove the dirt in the pores. In addition, the lactones in the Ginkgo biloba extract have a broad-spectrum bactericidal effect.

Borneol, black hair to raise hair, promote absorption, itself can be absorbed through the skin, and can promote the transdermal process of other drugs, is an effective transdermal enhancer. Borneol has different transdermal rates in different solvents, and lipid permeation between cells is an important way for percutaneous penetration of borneol.

Lemon juice is the juice obtained by squeezed fresh lemon. Lemon juice contains sugar, vitamin C, vitamin B1, B2, niacin, calcium, phosphorus, iron and other nutrients. Main effects: bactericidal effect; eliminate fatigue, enhance immunity, delay aging, maintain skin elasticity, etc., can reduce dandruff and prevent hair loss.

Tea seed oil is extracted from the fruit of Camellia oleifera. It has moisturizing, moisturizing, and hair-raising functions. It is used for hair care, preventing hair breakage and hair loss, rubbing after bathing, enhancing skin elasticity, and treating the elderly. Itchy skin in winter.

The hair care essence provided by the invention can effectively promote the hair to become black and dense while dandruff and itching, thereby better protecting the health of the hair.

The invention also provides a preparation method of the above hair care essence liquid, wherein the thyme, polygonum multiflorum, soybean seed, rehmannia root, licorice extract, soapy, ginkgo leaf, borneol and lemon juice are mixed according to respective weight parts. , obtaining the mixed raw materials;

The mixed raw material is added to an aqueous ethanol solution, heated to 60-80 ° C, stirred uniformly, kept for 2 to 4 hours, and then cooled to room temperature;

The cooled raw material is filtered to obtain a filtrate;

Adding the corresponding parts by weight of the tea seed oil, propolis, preservative and emulsion stabilizer to the filtrate, Mix well, concentrate the volume, and store the essence in vacuum.

By adopting the preparation method of the hair care essence provided by the invention, the prepared hair care essence can effectively promote the blackening and densification of the hair, thereby better protecting the hair health.

detailed description

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The hair care essence of the present invention comprises, by weight, 50 to 120 parts of thyme, 10 to 30 parts of Polygonum multiflorum, 5 to 30 parts of soybean seeds, 10 to 40 parts of rehmannia glutinosa, and 5 to 15 parts of licorice extract. 5 to 40 parts of soap, 2 to 15 parts of ginkgo leaves, 5 to 30 parts of borneol, 5 to 20 parts of lemon juice and 3 to 10 parts of tea seed oil.

The invention will now be further described in conjunction with specific embodiments.

Embodiment 1

The hair care essence of the invention comprises, by weight, 50 parts of thyme, 10 parts of Polygonum, 5 parts of soybean seeds, 10 parts of Rehmannia glutinosa, 5 parts of licorice extract, 5 parts of saponin, 2 parts of Ginkgo biloba, 5 parts of borneol, 5 parts of lemon juice and 3 parts of tea seed oil.

Embodiment 2

The hair care essence of the invention comprises, by weight, 120 parts of thyme, 30 parts of Polygonum, 30 parts of soybean seeds, 40 parts of Rehmannia glutinosa, 15 parts of licorice extract, 40 parts of saponin, 15 parts of ginkgo leaves, 30 parts of borneol, 20 parts of lemon juice and 10 parts of tea seed oil.

Embodiment 3

The hair care essence of the invention comprises, by weight, thyme 80, 15 parts of Polygonum, 15 parts of soybean seeds, 20 parts of Rehmannia glutinosa, 7 parts of licorice extract, 15 parts of saponin, 5 parts of ginkgo biloba, borneol 15 Serve 10 parts of lemon juice and 5 parts of tea seed oil.

Embodiment 4

The hair care essence of the present invention comprises, by weight, 100 parts of thyme, 25 parts of Polygonum, 20 parts of soybean seeds, 30 parts of Rehmannia glutinosa, 10 parts of licorice extract, 30 parts of saponin, and 10 parts of ginkgo leaves. 20 parts of borneol, 15 parts of lemon juice and 8 parts of tea seed oil.

Embodiment 5

The hair care essence of the invention comprises, by weight, 90 parts of thyme, 20 parts of Polygonum, 18 parts of soybean seeds, 25 parts of Rehmannia glutinosa, 8 parts of licorice extract, 24 parts of saponin, 8 parts of ginkgo leaves, 18 parts of borneol, 13 parts of lemon juice and 6 parts of tea seed oil.

Of course, in addition to the examples listed in the first embodiment to the fifth embodiment, other weight parts of thyme, polygonum multiflorum, soybean seed, rehmannia root, licorice extract, soap, ginkgo leaf, borneol and lemon juice are used as raw materials to prepare hair care essence. it is also fine.

The hair care essence provided by the invention can effectively promote the blackening and densification of the hair, effectively solve the problem of dry hair and hairiness of the hair, thereby better protecting the hair health.

In addition, for the hair care essence of the present invention, the preparation method of the hair care essence provided by the invention comprises the following steps:

S1: mixing raw thyme, polygonum multiflorum, soybean seed, rehmannia root, licorice extract, soap, ginkgo leaf, borneol and lemon juice according to the corresponding parts by weight to obtain a mixed raw material;

S2: adding the mixed raw material to an aqueous ethanol solution, heating to 60-80 ° C, stirring uniformly, keeping warm for 2 to 4 hours, and then cooling to normal temperature;

S3: filtering the cooled raw material to obtain a filtrate;

S4: adding the corresponding parts by weight of the tea seed oil, propolis, preservative and emulsion stabilizer to the filtrate, mixing uniformly, concentrating the volume, and preserving the finished liquid in a vacuum.

The preparation method of the hair care essence provided by the present invention will be further described below in conjunction with specific embodiments.

Embodiment 6

This embodiment provides a method for preparing a hair care essence, comprising the following steps:

S1: 50 parts of thyme, 10 parts of Polygonum, 5 parts of soybean seeds, 10 parts of rehmannia, 5 parts of licorice extract, 5 parts of soap, 2 parts of ginkgo leaves, 5 parts of borneol, 5 parts of lemon juice, by weight Mix with 3 parts of tea seed oil;

S2: 100 parts of the total weight after mixing is added to 800 parts of aqueous ethanol solution, wherein the volume ratio of ethanol to water in the aqueous ethanol solution is 2:1, the mixture is heated to 55 ° C, stirred uniformly, kept for 3 hours, and then cooled. To normal temperature;

S3: filtering the cooled raw material with an 80 mesh sieve to obtain a filtrate;

S4: 3 parts of tea seed oil, propolis, preservative potassium sorbate and emulsion stabilizer hydroxyethyl cellulose are added to the filtrate. The mass of potassium sorbate is 0.1% of the mass of the obtained filtrate, and the mass of hydroxyethyl cellulose is The obtained filtrate was 2% of the mass, uniformly mixed, and concentrated to a volume of 10% of the original volume, and stored in a vacuum to obtain a finished product.

Example 7

S1: in parts by weight, 120 parts of thyme, 30 parts of Polygonum, 30 parts of soybean seeds, 40 parts of Rehmannia glutinosa, 15 parts of honeysuckle, 40 parts of soap, 15 parts of ginkgo leaves, 30 parts of borneol, 20 parts of lemon juice mixing;

S2: The total weight after mixing is 340 parts of raw materials added to 5100 parts of aqueous ethanol solution, wherein the volume ratio of ethanol to water in the aqueous ethanol solution is 2:1, the mixture is heated to 55 ° C, stirred uniformly, kept for 4 hours, and then cooled. To normal temperature;

S4: 10 parts of tea seed oil, propolis preservative potassium sorbate and emulsion stabilizer hydroxyethyl cellulose were added to the filtrate. The mass of potassium sorbate was 0.2% of the mass of the obtained filtrate, and the mass of hydroxyethyl cellulose was obtained. 10% of the filtrate quality, evenly mixed, concentrated volume to 10% of the original volume, vacuum preservation of the finished essence.

Example eight

S1: 80 parts of thyme, 15 parts of Polygonum, 15 parts of soybean seeds, 20 parts of Rehmannia glutinosa, 7 parts of honeysuckle, 15 parts of saponin, 5 parts of ginkgo leaves, 15 parts of borneol and 10 parts of lemon juice are used in parts by weight. mixing;

S2: The total weight after mixing is 182 parts of raw materials added to 1820 parts of aqueous ethanol solution, wherein the volume ratio of ethanol to water in the aqueous ethanol solution is 1:2, the mixture is heated to 85 ° C, stirred uniformly, kept for 2 hours, and then cooled. To normal temperature;

S3: filtering the cooled raw material with a 120 mesh sieve to obtain a filtrate;

S4: 5 parts of tea seed oil, preservative potassium sorbate and emulsion stabilizer hydroxyethyl cellulose are added to the filtrate, the mass of potassium sorbate is 0.2% of the mass of the obtained filtrate, and the mass of the hydroxyethyl cellulose is the obtained filtrate. 10% of the mass, mix evenly, concentrate the volume to 30% of the original volume, and store the essence in vacuum.

Example nine

S1: 100 parts by weight of thyme, 25 parts of Polygonum, 20 parts of soybean seeds, 30 parts of rehmannia root, 10 parts of honeysuckle, 30 parts of soap, 10 parts of ginkgo leaves, 20 parts of borneol and 15 parts of lemon juice. mixing;

S2: The total weight after mixing is 250 parts of raw materials added to 2500 parts of aqueous ethanol solution, wherein the volume ratio of ethanol to water in the aqueous ethanol solution is 1:2, the mixture is heated to 85 ° C, stirred uniformly, kept for 3 hours, and then cooled. To normal temperature;

S4: 8 parts of tea seed oil, propolis, preservative potassium sorbate and emulsion stabilizer hydroxyethyl cellulose were added to the filtrate. The mass of potassium sorbate was 0.2% of the mass of the obtained filtrate, and the mass of hydroxyethyl cellulose was 10% of the mass of the obtained filtrate, uniformly mixed, concentrated to 30% of the original volume, and stored in vacuum to obtain the finished essence.

Example ten

S1: In parts by weight, 90 parts of thyme, 20 parts of Polygonum, 18 parts of soybean seeds, 25 parts of Rehmannia glutinosa, 8 parts of honeysuckle, 24 parts of saponin, 8 parts of ginkgo leaves, 18 parts of borneol and 13 parts of lemon juice mixing;

S2: The total weight after mixing is 224 parts of raw materials added to 1800 parts of aqueous ethanol solution, wherein the volume ratio of ethanol to water in the aqueous ethanol solution is 2:3, the mixture is heated to 65 ° C, stirred uniformly, kept for 3 hours, and then cooled. To normal temperature;

S3: filtering the cooled raw material with a 100 mesh sieve to obtain a filtrate;

S4: 6 parts of tea seed oil, propolis, preservative potassium sorbate and emulsion stabilizer hydroxyethyl cellulose are added to the filtrate. The mass of potassium sorbate is 0.15% of the mass of the obtained filtrate, and the mass of hydroxyethyl cellulose is The 8% of the obtained filtrate was uniformly mixed, and the volume was concentrated to 25% of the original volume, and the finished essence was stored in a vacuum.

In the sixth embodiment to the tenth embodiment of the present invention, the traditional Chinese medicine material for nourishing blood and nourishing the hair is used as a raw material, and the active ingredient is extracted to prepare the hair care essence liquid, which can effectively promote the hair to become black and dense. Thereby better protection of hair health. The hair care essence solution of the invention is harmless to the scalp, and is used for hair growth and hair growth, and the curative effect is obvious.

The hair care essence prepared by the sixth embodiment to the tenth embodiment of the present invention was studied for pharmacodynamics, and a hair-raising essence of the hair was used as a control group on the market. The specific methods and results are as follows:

1. Effect on hair regeneration in depilated mice

METHODS: Seventy mice were depilated with barium sulfide, the hair removal area was 3 cm × 3 cm, and then randomly divided into seven groups of A, B, C, D, E, F, and G, with 10 in each group. Apply 2ml of the corresponding substance to the prescribed area of the skin of the back of the mouse: Group A is applied to the hair care essence prepared in Example 6, Group B is applied to the hair care essence prepared in Example 7, and Group C is applied to the preparation of Example 8. The obtained hair care essence solution, the group D was applied with the hair care essence prepared in the ninth embodiment, the group E was applied with the hair care essence prepared in the tenth embodiment, and the group F was applied with a hair-raising essence of the hair on the market as a control group. Group G smear was used as a control group, and each mouse was applied once every two days.

RESULTS: After a certain period of time, the number of newborn hairs was counted in the depilated area of each mouse, and 20 new hairs were randomly taken. The length was measured under a microscope with a micrometer, and the average was compared to compare the hair growth differences of each group. The specific results are shown in Table 1 below:

Table 1 Hair growth of mice in each group after using the essence

From the above results, it can be seen that after using the hair care essence of the present invention, the hair growth of each group of mice is relatively Ok, and as the usage time increases, the effect becomes more obvious. After 6 months of continuous use, the average number of roots in group E can reach 89, and the average length is 90.75±13.64mm, which is better than other groups, especially for group F using a hair-raising essence on the market. The average number of hairs can only reach 54 and the average length is only 60.87±10.22mm. And comparing the results of the A-E group, it can be seen that the hair care essence prepared by the E group (Example 10) is more effective. The above results show that the hair care essence prepared by the invention can nourish hair follicles, promote hair growth, and effectively play the role of hair growth and hair growth.

2, the impact on the hair color of the test population

Subject selection criteria and grouping: 280 subjects with more white hair were selected and divided into 14 groups: 30-40 for men and women, 10 for A1, 30-40 for men and women 10 people are B1, 10-40 for men and women are C1, 30-40 for men and women are D1, 30-40 for men and women are E1, 30-40 for men and women 10 In the F1 group, 10 males and 30s in 30-40 years old are in the G1 group; 10 men and women in 40-50 years old are in the A2 group, 10 men and women in the 40-50 age group are in the B2 group, and 10 in the 40-50 year old men and women are in the C2 group. In the group, 40 men and women of 40-50 years old are D2 group, 10 men and women of 40-50 years old are E2 group, 10 men and women of 40-500 years old are F2 group, and 10 men and women of 40-50 years old are G2 group.

Test product and method of use: All subjects used the test product once every 3 days, and each time the same amount, 2 ml corresponding products: Group A applied the hair care essence prepared in Example 6, Group B applied Example 7 The hair care essence prepared by the preparation, the group C was applied to the hair care essence prepared in the eighth embodiment, the group D was applied to the hair care essence prepared in the ninth embodiment, and the group E was applied to the hair care essence prepared in the tenth embodiment. Group F smeared a hair-raising essence on the market as a control group, and group G applied water as a control group for 6 months.

RESULTS: The heads of the subjects were divided into five regions: front, middle, left, right and back. They were respectively positioned. Each standard point of 1 cm2 was selected as the measurement position, and the average number of white hairs was taken. After using the product, the average number of white hairs in the area is averaged as described above, and the number of white hair roots after using the product is averaged. The value is divided by the average number of white hair roots before using the product, and the ratio of white hair to black is calculated. The average ratio of white hair blackening of all subjects in this group is recorded in the following table, as shown in Table 2:

Table 2 The proportion of white hair blackening in each group after using the essence

From the above results, it can be seen that after using the hair care essence of the present invention, the gray-to-black ratio of the subjects in each group is white for a subject of 30-40 years after continuous use for 6 months. The ratio of blackening is 63%-76%, and the ratio of black hair to black is only 33% when using a hair styling essence on the market; for subjects 40-50 years old, the ratio of black hair to black is 57. %-65%, and using a hair-raising essence on the market, the ratio of white hair to black is only 27%. And comparing the results of the A-E group, it can be seen that the hair care essence prepared by the E group (Example 10) is more effective. The above results show that the hair care essence prepared by the invention can nourish the hair follicle, promote the blackening of the hair, and effectively play the role of raising hair.

3. Impact on the hair growth of the test population

Subject selection criteria and grouping: 280 subjects with sparse hair and partial shedding were selected and divided into 14 groups: 10-40 for men and women, A1 for men and women, 30-40 for men and women. 10 people are in the B1 group, 10-40 males and 30s are in the C1 group, 30-40 years old men and 10 each are in the D1 group, 30-40 years old men and women are 10 in the E1 group, and 30-40 years old in the men and women are 10 in the group In group F1, 10 males and 30s in 30-40 years old are G1 group; 10 men and women in 40-50 years old are A2 group, 10 men and women in 40-50 years old are B2 group, 10 men and women in 40-50 years old are C2 group. For 40-50 years old, 10 men and women are in D2 group, 40-50 years old men and 10 are E2 group, 40-500 year old men and 10 each are F2 group, and 40-50 year old men and women are 10 persons in G2 group.

RESULTS: The heads of the subjects were divided into five regions: front, middle, left, right and back. They were respectively positioned. Each standard point of 1 cm2 was selected as the measurement position, and the average number of hair roots was taken. After using the product, the average number of hairs in the area is averaged as described above, and the average number of hair roots after using the product is subtracted from the average number of hair roots before use, and the number of hairs before being used is divided by the number of hairs before use. The average value, the growth ratio of the number of hairs was calculated, and the average growth rate of the hair number of all the subjects in the group was calculated in the following table, as shown in Table 3:

Table 3 shows the average growth rate of hair of each group before and after using the essence

From the above results, it can be seen that after using the hair care essence of the present invention, the increase in the number of hairs is large, and the proportion of hair growth is increased for subjects aged 30-40 years after continuous use for 6 months. It is 149%-169%, and the growth rate of hair is only 93% when using a hair styling essence on the market; for a 40-50 year old, the growth rate of hair is 131%-147. %, and using a hair-raising essence on the market, the growth rate of hair is only 82%. And comparing the results of the A-E group, we can see that The hair care essence prepared in the tenth embodiment is more effective. The above results show that the hair care essence prepared by the invention can nourish the hair follicle, promote hair growth, and effectively play the role of hair growth and hair growth.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention. For those skilled in the art, the general position of the main board and the heat dissipation module may be appropriately adjusted according to the needs of the smart cleaning device itself, or may be The actual heat source status of the product is modified to adjust the position and performance of the heat dissipation module and the temperature equalizing material to achieve a balanced state. The invention is capable of various modifications and changes. Any modifications, equivalent substitutions, improvements, etc. within the spirit and scope of the invention are intended to be included within the scope of the appended claims.

Claims

A hair care essence, characterized in that the raw materials thereof comprise, by weight:

50 to 120 parts of thyme, 10 to 30 parts of Polygonum multiflorum, 5 to 30 parts of soybean seeds, 10 to 40 parts of Rehmannia glutinosa, 5 to 15 parts of licorice extract, 5 to 40 parts of acacia, 2 to 15 parts of ginkgo leaves, and 5 to 15 pieces of borneol 30 parts, 5-20 parts of lemon juice and 3-10 parts of tea seed oil.
The hair care essence according to claim 1, wherein the raw material comprises, by weight, 80 to 100 parts of thyme, 15 to 25 parts of Polygonum multiflorum, 15 to 20 parts of soybean seeds, and 20 to 30 parts of rehmannia root. 7 to 10 parts of licorice extract, 15 to 30 parts of acacia, 5 to 10 parts of ginkgo leaves, 15 to 20 parts of borneol and 10 to 15 parts of lemon juice, and 5 to 8 parts of tea seed oil.
The hair care essence according to claim 1, wherein the raw material comprises, by weight, 90 parts of thyme, 20 parts of Polygonum multiflorum, 18 parts of soybean seeds, 25 parts of Rehmannia glutinosa, 8 parts of licorice extract, and acacia 24 Serving, 8 parts of ginkgo leaves, 18 parts of borneol and 13 parts of lemon juice, and 6 parts of tea seed oil.
The method for preparing a hair care essence according to any one of claims 1 to 3, wherein the thyme, polygonum multiflorum, soybean seed, rehmannia root, licorice extract, acacia, ginkgo leaf, borneol and The lemon juice is mixed according to the corresponding parts by weight to obtain the mixed raw materials;

The mixed raw material is added to an aqueous ethanol solution, heated to 60-80 ° C, stirred uniformly, kept for 2 to 4 hours, and then cooled to room temperature;

The cooled raw material is filtered to obtain a filtrate;

Adding the corresponding parts by weight of the tea seed oil, propolis, preservative and emulsion stabilizer to the filtrate, mixing uniformly, concentrating the volume, and preserving the finished liquid in a vacuum.
The preparation method according to claim 4, wherein a mass ratio of the mixed raw material to the aqueous ethanol solution is 1:8 to 1:15.
The preparation method according to claim 4, wherein the ethanol aqueous solution has a volume ratio of ethanol to water of 1:2 to 2:1.
The preparation method according to claim 4, wherein the filtration uses an 80-120 mesh sieve.
The preparation method according to claim 4, wherein the preservative is potassium sorbate, and the mass of the potassium sorbate is 0.1% to 0.2% of the filtrate.
The preparation method according to claim 4, wherein

The emulsion stabilizer is hydroxyethyl cellulose, and the mass of the hydroxyethyl cellulose is 2% to 10% of the filtrate.
The preparation method according to claim 4, wherein the concentrated volume is concentrated to 10 to 30% of the original volume.