KR101987420B1 - Cosmetic composition for skin moisturizing and skin soothing comprising dioscorea villosa, sesame indicum, saussurea involucrata and lonicera japonica extract - Google Patents

Abstract

The present invention relates to the use of wild yam roots ( Dioscorea Villosa (Wild Yam) Root) Extract, Sesame ( Sesamum Indicum (Sesame) Seed) Extract, Snow lotus ( Saussurea Involucrata extract and Lonicera japonica extract as an active ingredient. The cosmetic composition may exhibit skin moisturizing or skin soothing effect.

Description

FIELD OF THE INVENTION [0001] The present invention relates to a cosmetic composition for skin moisturizing and skin-soothing, which comprises an extract of wild yam root, sesame seeds,

The present invention relates to the use of wild yam roots ( Dioscorea Villosa (Wild Yam) Root) Extract, Sesame ( Sesamum Indicum (Sesame) Seed) Extract, Snow lotus ( Saussurea Involucrata extract and Lonicera japonica extract as an active ingredient.

Skin is a membrane that covers the outside of the body. It plays a role of protecting and protecting internal organs and other body organs by performing various physiological functions to protect the body from environmental factors such as external stimuli, obstacles and drying do.

However, as we get older, the secretion of various hormones that regulate metabolism is reduced internally, and the function of immune cells and the activity of cells are lowered. Externally, ozone layer destruction increases the ultraviolet ray content in the sunlight. As the environmental pollution becomes more intense, the excessive physical and chemical stimuli and stress caused by the increase of free radicals and active harmful oxygen, And the skin is damaged by promoting the generation of spots and freckles due to melanin deposition and skin aging phenomenon.

In order to prevent skin aging and damage due to such internal and external factors, physiologically active substances obtained from various animals, plants, microorganisms and the like are added to cosmetics in order to maintain healthier and more beautiful skin, Efforts have been made to maintain skin health by promoting skin metabolism by activating cells, and thus, cosmetics and external preparations for skin have been developed.

However, these materials have limited use due to safety problems such as irritation, erythema, and redness when applied to the skin, or the effect is insignificant, and it is difficult to substantially improve the skin function. Therefore, there is a demand for development of a novel composition for external application for skin, which is safer and more effective for a living body than conventional skin external composition compositions.

Korean Patent Laid-Open No. 10-2012-015881 Korean Patent No. 10-0524291

It is an object of the present invention to provide a method for the treatment of wild yam root ( Dioscorea Villosa (Wild Yam) Root) Extract, Sesame ( Sesamum Indicum (Sesame) Seed) Extract, Snow lotus ( Saussurea Involucrata ) extract and Lonicera japonica extract as an active ingredient.

One aspect of the present invention for achieving the above object, is a wild yam root (Dioscorea Villosa (Wild Yam) Root) Extract, Sesame ( Sesamum Indicum (Sesame) Seed) Extract, Snow lotus ( Saussurea Involucrata ) extract and Lonicera japonica extract as an active ingredient.

In the present invention, " wild yam root ( Dioscorea Villosa (Wild Yam) Root "is the roots of wild yam (wild yam) and was first used commercially to produce oral contraceptives, topical hormones, androgens, estrogens, progesterone and other sex hormones. Wild yam contains diosgenin and is known to stimulate female hormones to balance hormones.

In the present invention, "Sesame (Sesamum Indicum (Sesame) Seed) is a one-year-old herbaceous plant of Sesamum (Sesamum). It is used as a seasoning seasoning and edible oil, which is very important in Korean diet. It has been known that the herbal medicine has been known as atherosclerosis, hypertension and prevention of aging, and sesame has been reported to exhibit antioxidative activity because it contains a large amount of turbulent lignin compounds. It has also been reported that the functional components (tocopherol, lignan, antioxidant natural pigment, etc.) contained in rice, sesame and the like have antioxidative and anti-cancer functions through inhibition of oxidation in vivo.

In the present invention, " Saussurea Involucrata "is also known as the softening, and is used as a medicinal material by the Chinese Xinjiang Wiggles and Inner Mongols. The seeds germinate at 0 ℃, grow at 3 ~ 5 ℃, and the buds can stand at minus 21 ℃. It grows 5 to 7 times higher than other plants even in an environment with less than 2 months of growing time. Flower is only 5 years old, and the actual growth period is only 8 months, so it is treated relatively uniquely in biology. It has been reported that the lotus flower of the eye has an exfoliating effect.

In the present invention, " Lonicera japonica " is a flower of Lonicera japonica Thunb. Belonging to the genus Caprifoliaceae. It is used for diuretic, arthritis, purulent dermatitis and bronchitis in a herbal medicine or a private medicine. Tannin, inositol, sterol, chlorogenic acid, and isochromenic acid have been reported to be components of gingkohwa. Ruthenium is a flavonoid, Luteolin, apigenin, quercetin, and the like are known.

The " extract " of the present invention is an extract obtained by extracting the wild-yam root extract, the sesame extract, the snow lotus flower extract and the gingkojum extract, as well as the mixture of each of the above extracts, wild yam root, sesame seed, lotus flower and / , A diluent or concentrate of the extracts, a dried product obtained by drying the extract, a preparation or a purified product of the extract, or a mixture thereof, and extracts of all the formulations which can be formed using the extract itself and the extract.

The extract of the present invention can be extracted from natural, hybrid, or mutant plants of the respective plants, and can also be extracted from plant tissue cultures.

The method for extracting the extract of the present invention is not particularly limited and may be carried out according to a method commonly used in the art. Non-limiting examples of the extraction method include hydrothermal extraction, ultrasonic extraction, filtration, and reflux extraction. These may be performed alone or in combination with two or more methods.

The kind of the extraction solvent used in the present invention is not particularly limited, and any solvent known in the art can be used. Non-limiting examples of the extraction solvent include water, anhydrous or lower alcohol of C ₁ to C ₄ , a mixed solvent of water and lower alcohol, acetone, 1,3-butylene glycol, ethyl acetate, chloroform Or a mixture of two or more of them.

More specifically, water (or distilled water) may be used as an extraction solvent in the present invention. The solvent extract may be prepared by extracting the wild yam root, sesame seeds, lotus flower and / or gingko at least once using the solvent, and the dry extract obtained by vacuum distillation or freeze-drying or spray drying the solvent extract, Can be manufactured. In one specific embodiment of the present invention, water (or distilled water) was used to prepare wild yam root extract, sesame extract, snow lotus flower extract and gingko wool extract and a mixture thereof (Example 1).

In the present invention, the extract obtained by hot water extraction or cold extraction is filtered to remove suspended solid particles by filtration, for example, nylon or the like, or by freeze filtration, Spray drying and the like.

Specifically, the wild yam root extract, the sesame extract, the snow lotus flower extract and the gingko wollastonite extract may be contained at a weight ratio of 1 to 10: 1 to 10: 1 to 10: 1 to 10.

In one embodiment of the present invention, a mixture of the wild yam root extract, sesame extract, snow lotus flower extract and gingkojum extract at a weight ratio of 5: 5: 5: 5 was prepared. . In particular, all the raw materials of the present invention are natural-derived substances, so that they are not toxic and have a grade of 1 on the EWG (Environmental Working Group) scale. Therefore, even if a specific extract is contained in excess, there is no adverse effect.

Specifically, the cosmetic composition comprising the wild yam root extract of the present invention, sesame extract, snow lotus flower extract and gingko wool extract as an active ingredient may be used for skin moisturizing or skin regeneration.

In the present invention, the term " skin moisturizing " encompasses all of protecting the skin from getting out of the skin by replenishing it with water. Generally, the moisture content of the skin is about 70% in the dermal layer, but decreases from the skin layer to about 10 to 30% in the stratum corneum. When the moisture content of the cell layer is less than 10%, the skin becomes rough and the body protection function is weakened and the aging phenomenon appears, and moisture supply and moisturization are important for skin protection.

In one embodiment of the present invention, it was confirmed that when the extract mixture containing the wild yam root extract, the sesame extract, the snow lotus extract and the ginger extract was applied, the moisture retention lasted more than 24 hours and the skin moisture content increase effect was also excellent Table 1).

In the present invention, " skin calming " is intended to mean recovery of skin cells damaged by internal or external stimuli such as skin reddened or sensitized by sunlight or ultraviolet rays, skin sensitive to inherently sensitive or irritating stimuli It says. In addition, when the temperature of the skin rises sharply, aging of the skin progresses, so that the skin temperature is lowered to suppress the aging.

In one embodiment of the present invention, the skin soothing effect was confirmed in a person who was sensitive to stimuli or sensitive skin, and the skin soothing effect was evaluated on a sheet impregnated with an extract mixture containing all of wild yam root extract, sesame extract, snow lotus extract, (Table 2). The results are shown in Table 2. From the above results, it can be confirmed that the composition of the present invention has a superior effect of substantially allowing the skin soothing effect to be maintained by continuously maintaining a low skin temperature.

The cosmetic composition of the present invention can be used as a cosmetic composition in the form of a solution, a topical ointment, a cream, a foam, a nutritional lotion, a softening lotion, a pack, a soft water, a latex, a makeup base, But are not limited to, those selected from the group consisting of solutions, pastes, gels, lotions, powders, soaps, surfactant-containing cleansing, oils, powdered foundations, emulsion foundations, wax foundations, patches and sprays no.

The cosmetic composition of the present invention may further comprise at least one cosmetically acceptable carrier to be incorporated in a cosmetic composition for general skin. Examples of the cosmetic composition include ordinary ingredients such as oil, water, a surfactant, a moisturizer, a lower alcohol, , A chelating agent, a coloring agent, a preservative, a perfume, and the like may be appropriately compounded, but the present invention is not limited thereto.

The cosmetically acceptable carrier contained in the cosmetic composition of the present invention varies depending on the formulation of the cosmetic composition.

When the formulations of the present invention are ointments, pastes, creams or gels, the carrier component may be an animal oil, a vegetable oil, a wax, a paraffin, a starch, a tracer, a cellulose derivative, polyethylene glycol, silicon, bentonite, silica, talc, zinc oxide May be used, but is not limited thereto. These may be used alone or in combination of two or more.

When the formulation of the present invention is a powder or a spray, lactose, talc, silica, aluminum hydroxide, calcium silicate, polyamide powder and the like may be used as a carrier component. In particular, But are not limited to, propellants such as rocaborn, propane / butane or dimethyl ether. These may be used alone or in combination of two or more.

When the formulation of the present invention is a solution or an emulsion, a solvent, a dissolving agent or an emulsifying agent may be used as a carrier component, and examples thereof include water, ethanol, isopropanol, ethyl carbonate, ethyl acetate, benzyl alcohol, benzyl benzoate, Propylene glycol, 1,3-butyl glycol oil and the like can be used, and particularly fatty acid esters of cottonseed oil, peanut oil, corn oil, olive oil, castor oil and sesame oil, glycerol aliphatic ester, polyethylene glycol or sorbitan May be used, but is not limited thereto. These may be used alone or in combination of two or more.

When the formulation of the present invention is a suspension, a carrier such as water, a liquid diluent such as ethanol or propylene glycol, a suspension such as ethoxylated isostearyl alcohol, polyoxyethylene sorbitol ester and polyoxyethylene sorbitan ester, Crystalline cellulose, aluminum metahydroxide, bentonite, agar or tracant, but are not limited thereto. These may be used alone or in combination of two or more.

Specifically, in the cosmetic composition as described above, the wild yam root extract, sesame extract, snow lotus flower extract and gingko wool extract may be contained in an amount of 0.001 to 30.0% by weight based on the total weight of the cosmetic composition in dry weight. More specifically from 0.005% to 20% by weight. There is an advantage that an excellent skin moisturizing or skin soothing effect is exhibited within the above range, and there is an advantage that the formulation of the composition is stabilized.

The wild yam root of the present invention ( Dioscorea Villosa (Wild Yam) Root) Extract, Sesame ( Sesamum Indicum (Sesame) Seed) Extract, Snow lotus ( Saussurea Involucrata extract and Lonicera japonica extract as an active ingredient are excellent in pivo moisturizing or skin soothing effect.

In addition, since the composition of the present invention is a substance derived from a natural substance, it has no toxicity and does not cause side effects even when it is applied to human body, and thus it is highly utilized as a cosmetic composition. Particularly, all the raw materials used in the present invention are classified as EWG (Environmental Working Group) grade 1, and thus it has been proved that the raw materials are excellent in safety.

It should be understood that the effects of the present invention are not limited to the effects described above, but include all effects that can be deduced from the description of the invention or the composition of the invention set forth in the claims.

Hereinafter, the present invention will be described in detail with reference to examples. However, the following examples are illustrative of the present invention, and the present invention is not limited by the following examples.

Example  One. Wild yam root  Extract, sesame extract, Snow lotus  Preparation of a mixture of an extract and a ginger extract

100 g dry weight of wild yam roots, sesame seeds, snow lotus and gingko leaves were placed in a flask and extracted with 1,000 g of extraction solvent (distilled water) for 3 days by cooling. The chilled extracts were filtered with a filter having a pore size of 0.2 탆 to prepare extracts of wild yam roots, sesame seeds, snow lotus and gingko leaves. Each of the above extracts was mixed at a weight ratio of 5: 5: 5: 5.

Comparative Example  One. Wild yam root  Preparation of extract

The dried weight of wild yam root (100 g) was put into a flask and extracted with 1,000 g of extraction solvent (distilled water) for 3 days by cooling. The frozen extract was filtered with a filter having a pore size of 0.2 탆 to prepare a wild yam root extract.

Comparative Example  2. Preparation of sesame extract

Sesame dry weight of 100 g was placed in a flask and extracted with 1,000 g of extraction solvent (distilled water) for 3 days by cooling. The frozen extract was filtered with a filter having a pore size of 0.2 mu m to prepare a sesame extract.

Comparative Example  3. Snow lotus  Preparation of extract

100 g of dry weight of lotus flower was put into a flask and extracted with 1,000 g of extraction solvent (distilled water) for 3 days by cooling. The frozen extract was filtered with a filter having a pore size of 0.2 mu m to prepare an extract of snow lotus.

Comparative Example  4. Manufacture of Euglena extract

100 g of gum-gray dry weight was put into a flask and extracted with 1,000 g of extraction solvent (distilled water) for 3 days by cooling. The frozen extract was filtered with a filter having a pore size of 0.2 mu m to prepare a gingkojum extract.

Experimental Example  1. Confirm skin moisturizing effect

In order to examine the skin moisturizing ability during one application, the cosmetic composition was applied to the inside of the face and anterior chamber to 50 persons of 30s to 40s adults who were thought to be dry or dry skin, The skin moisture was measured using a corneometer (CM820 courage Khazaka electronic GmbH, Germany). The coneometer measures the amount of water present in the epidermis of the skin by measuring the degree of ion of water using a sensor, and quantifying the amount of moisture by measuring the amount of moisture.

Specifically, a conidiometer probe is placed on a skin area to be measured, and the capacitance of the skin is quantified through a sensor when the probe is pressed on the skin, and the result is displayed on the screen.

The moisture content of the skin was measured using a coneometer at a constant temperature and humidity (40% humidity) under the constant temperature and humidity conditions before initiation of the application, and the changes were measured after 12 hours and 24 hours. The results are shown in Table 1 below.

sample Skin moisture (%) Before application After 12 hours After 24 hours Example 1 31.0 49.4 45.0 Comparative Example 1 31.2 40.0 38.4 Comparative Example 2 31.1 39.1 38.3 Comparative Example 3 31.4 38.9 38.0 Comparative Example 4 31.0 38.7 37.1

As shown in Table 1, it was confirmed that when applying Example 1, the moisturizing power lasted more than 24 hours and the skin moisture content increase effect was also much higher than that in Comparative Examples 1 to 4.

Experimental Example  2. Confirm skin soothing effect

30 adults (age 28 ± 3) who were sensitive or sensitive to stimuli were selected and allowed to stand for one hour under constant temperature and humidity conditions (24 ~ 26 ℃, relative humidity 40 ~ 50%) , And heat was generated through exercise (jumping rope for 25 minutes) to show the same effect as when the temperature of the face rose in summer. The sheet impregnated with the extracts of Example 1 and Comparative Examples 1 to 4 was placed on one side of the cheek bone and allowed to stand for 10 minutes. Then, the sheet was removed and the skin temperature was measured with time from immediately after the removal.

time Temperature (℃) Example 1 Comparative Example 1 Comparative Example 2 Comparative Example 3 Comparative Example 4 After exercise (-10 minutes) 33.8 33.5 33.6 33.3 33.4 Sheet removal (0 min) 30.5 32.8 32.5 32.4 32.7 10 minutes 30.9 32.8 32.6 32.4 32.6 20 minutes 31.2 32.7 32.7 32.5 32.6 30 minutes 31.4 32.7 32.6 32.6 32.4

As shown in Table 2, it was confirmed that the skin temperature change was greater in the case of Example 1 than in Comparative Examples 1 to 4, and the temperature was maintained relatively lower over time. In the case of Comparative Examples 1 to 4, it was found that the skin temperature was slightly decreased but not significantly decreased, and the temperature was higher than that of Example 1 even after a lapse of time.

From the above results, it can be confirmed that the skin-soothing effect is substantially improved by maintaining the low skin temperature continuously in the case of Example 1.

Manufacturing example 1. Bonn  Preparation of an essence containing an extract of the invention

The cosmetic composition of the essence formulation was prepared as shown in the following Table 3 (unit: wt%).

Raw material name Content (% by weight) Cetearyl alcohol 2 Cetearyl glucoside One Jojoba seed oil 5 Silica 0.5 glycerin 10 The extract of the present invention 5 Purified water To 100

Manufacturing example 2. Bonn  Production of a cream containing an extract of the invention

A cream form cosmetic composition was prepared as shown in Table 4 below (unit: wt%).

Composition Content (% by weight) The extract of the present invention 5 Stearic acid 15 ethanol One Potassium hydroxide 0.7 glycerin 5 Propylene glycol 3 antiseptic Suitable amount incense Suitable amount Purified water to 100

It will be understood by those skilled in the art that the foregoing description of the present invention is for illustrative purposes only and that those of ordinary skill in the art can readily understand that various changes and modifications may be made without departing from the spirit or essential characteristics of the present invention. will be. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

The scope of the present invention is defined by the appended claims, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included within the scope of the present invention.

Claims (5)

Including wild yam roots (Dioscorea Villosa (Wild Yam) Root ) Extract, Sesame (Sesamum Indicum (Sesame) Seed) extract, snow lotus (Saussurea Involucrata) extract and honeysuckle (Lonicera japonica) extract as an active ingredient,
The extract is obtained by cold extraction of distilled water as a solvent,
Wherein the wild yam root extract, the sesame extract, the snow lotus extract, and the ginger extract are contained in a weight ratio of 5: 5: 5: 5. delete delete The method according to claim 1,
Wherein the wild yam root extract, sesame extract, snow lotus extract and ginger extract are contained in an amount of 0.001 wt% to 30.0 wt%, based on the total weight of the cosmetic composition, in dry weight. delete