JP4769104B2 - Cosmetics containing carrot extract - Google Patents

Description

The present invention relates to a cosmetic containing a ginseng extract, specifically, contains a ginseng extract from Tsuken Island, Okinawa Prefecture, and has excellent skin beautifying effects by improving dry skin, rough skin, etc. The present invention relates to cosmetics and hair dyes that are excellent in hair dyeing, hair growth, and hair growth promoting effects, and hair growth and hair growth agents.

Conventionally, various plant extracts and the like have been blended in cosmetics and the like. For example, for skin cosmetics, extract extracts such as carrots, yokuinin, ougon, etc. are disclosed in Patent Documents 1 and 2 for the purpose of preventing rough skin and improving wrinkles. Furthermore, it is exemplified in Patent Documents 4 and 5 that plant extract extracts such as Yokuinin and Kashu are blended in the hair growth / hair growth agent for the purpose of nourishing hair.
JP 2001-302438 A JP 2005-53842 A JP-A-5-186319 JP 2000-264826 A JP 2000-327520 A

However, the various plant extracts shown above are applied to the cosmetics provided so far, but there are almost no remarkable effects, and those having a hair coloring effect cause dermatitis, etc. There were problems such as strong irritation and difficulty in continuous use.

The present invention has been made in view of such a situation, and is excellent in skin beautifying effect by improving dry feeling and rough skin on the skin, while on the other hand, it is effective in hair dyeing, hair growth and development on the hair. It is an object of the present invention to provide a cosmetic, a hair dye, and a hair growth / hair growth agent that is excellent in hair promoting effect and has safety sufficient to withstand long-term use.

As a result of repeated earnest research to solve the above problems, the present inventor has an excellent skin beautifying effect on the skin of an extract obtained from Tsukenjima ginseng (hereinafter referred to as tsukenninjin), Okinawa Prefecture, On the other hand, it has been found that it has excellent hair dyeing effect, excellent hair growth / hair growth effect for hair, and high safety during use, and has completed the present invention.

  That is, the present invention provides an excellent skin to skin by containing an extract obtained from tsukennin carrot, preferably an extract obtained by extracting a rhizome part of tsukennin carrot using a hot water solvent or an oil solvent. Cosmetics, hair dyes and hair growth / hair growth that have an effect, on the other hand, excellent hair coloring effect, excellent hair growth / hair growth effect for hair, and high safety during use It was possible to provide an agent.

  The cosmetic composition containing the tsukennin carrot extract of the present invention has an excellent skin beautifying effect such as improvement of the skin condition such as rough skin, and the hair dye composition containing the tsukennin carrot extract has an excellent hair dyeing effect. The hair growth / hair growth agent formulated with carrot extract has not only excellent hair growth / hair growth effect, but also skin damage and the like due to long-term continuous use, and high safety.

An extract of tsuken carrot that can be used in the present invention is obtained from a carrot genus carrot (Daucus carota L.) cultivated in Tsuken Island, Okinawa Prefecture, and TE30 variety is particularly preferable.

As for the extraction site of tsukennin carrot that can be used in the present invention, tsukennin carrot whole plant may be used, but the underground part including the root is preferable.

In the method for extracting tsukennin carrot that can be used in the present invention, the tsukennin carrot is dried or flaked as it is, and solvent extraction is performed. Solvents that can be used for extraction are water, alcohols such as ethanol, polyhydric alcohols such as 1,3-butylene glycol and propylene glycol, water-soluble organic solvents containing 50% by weight or more of water, olives It can be carried out using an oily solvent such as oil, squalane, tri (capryl / caproic acid) glycerin and the like. And it is preferable to carry out using the water-soluble organic solvent and tri (capryl caproic acid) glycerin which contained 50 weight% or more of water.
Further, the extraction conditions are not particularly limited as long as the active ingredient can be extracted, but preferably, the amount of the solvent is 1/10 to 10 times the amount of the extraction solvent with respect to the extraction object 1 (weight% conversion), Repeat the work of soaking at room temperature to 100 ° C for 4 to 10 days at room temperature and 4 to 8 hours at 100 ° C for heating, and then let it cool to room temperature for warm extraction. After filtration, the extract is made from tsukenninjin extract.
In addition, it is also possible to pressurize at the time of extraction, and in that case, extraction can be performed with a small amount of extraction solvent compared to the normal pressure condition, and the extraction time can be shortened.

The amount of tsukennin carrot extract that can be used in the present invention is not particularly limited as long as it is effective, but it is 0.01 to 10% based on the total amount of the cosmetic, the hair dye, and the hair growth / hair growth agent. 0 wt% is preferable, and 0.1 to 5.0 wt% is particularly preferable. Further, if the blending amount is less than 0.001% by weight, the effect may not be sufficiently exerted, and if it is 20.0% by weight or more, the stability may be lowered depending on the dosage form.

The cosmetics, hair dyes and hair growth / hair growth agents of the present invention are appropriately blended with various components used in normal cosmetics, hair dyes and hair growth / hair growth agents as needed in addition to the essential components. Is possible. For example, powders such as inorganic pigments, organic pigments, inorganic powders, organic powders, hydrocarbons, waxes and fats, esters, higher fatty acids, higher alcohols, triglycerides, lanolins, waxes, animals and plants Oils, oily components such as silicone oils, anionic, cationic, amphoteric, nonionic surfactants, polyhydric alcohols, sugars, vitamins, polymers, amino acids, refreshing agents, antioxidants Agents, antiseptic / antibacterial agents, fragrances, thickeners, UV protection agents, alcohols, pH adjusters, various active ingredients, water and the like can be blended.

EXAMPLES Hereinafter, although an Example is given and this invention is demonstrated concretely, this invention is not limited to an Example at all.

Table 1 shows a method for extracting the carrot extract of the same kind in the production areas of Hyogo, Saga, Kochi and Gunma prefectures as comparative examples.

Next, the test result about the effect of the cosmetics, hair dye, and hair growth / hair growth agent of the present invention is shown.

[Beautiful skin effect test]
(1) Sample A lotion was prepared according to the formulation shown in Table 2. Tests and evaluations were conducted according to the contents described below, and the results are shown in Table 3.

(2) Test method
i) Randomly divide 60 adult women with dry skin into 6 groups of 10 each.
ii) The skin lotions of Example 4 and Comparative Examples 5 to 9 are used on the faces of 10 panelists in each group for 4 weeks.
iii) Comparison between the groups regarding the state of improvement in dryness and the state of natural exacerbation after 4 weeks.
iv) The rough skin is evaluated by the method (tape stripping method) described in JP-A-63-113358. (The numbers in Table 3 are the number of panelists.)

As shown in the results of Table 3, the skin lotion of the present invention has a significant improvement in dry feeling and rough skin improvement as compared with the skin lotions of the comparative examples, and was proved to be excellent in skin beautifying effect.
That is, the tsuken carrot extract of the present invention has proved to be clearly superior in skin beautifying effect with the carrot extract of the same kind in other production areas, and the tsuken carrot extract of the present invention was specifically superior. It was proved to have a beautifying skin effect.
As an effect other than the above evaluation, it was demonstrated that the lotion of the present invention has no adverse effects on safety such as irritation and skin irritation during use, and is extremely safe.

[Hair dyeing effect test]
(1) Sample A hair dyeing lotion was prepared according to the formulation shown in Table 4. Further, tests and evaluations were conducted with the contents described below, and the results are shown in Table 4.

(2) Test method
i) Randomly divide 70 adult women who are not dyed into 7 groups.
ii) The hair dye lotion of Example 5 and Example 6, Comparative Example 10 to Comparative Example 14 is used for 10 weeks for each group of 1 panelist for 1 week.
iii) About the hair dyeing state after one week, it compares between groups by visual appearance determination.
(The numbers in Table 4 are the number of panelists)

As is clear from the results in Table 4, it was demonstrated that the hair dye of the present invention clearly has a superior hair dyeing effect as compared with Comparative Examples 10 to 14.
That is, the tsuken carrot extract of the present invention has proved to be clearly superior in the hair dyeing effect with the carrot extract of the same kind in other production areas, and the tsuken carrot extract of the present invention is specifically superior. It was proved to have a hair dyeing effect.
As an effect other than the above evaluation, it was demonstrated that the hair dye lotion of the present invention has no harmful effects such as troubles on the scalp and hair during use, and is extremely safe.

[Hair growth and hair growth effect test]
(1) Sample A hair tonic was prepared according to the formulation shown in Table 5. Further, tests and evaluations were conducted according to the following contents, and the results are shown in Table 5.

(2) Test method
i) Randomly divide 35 adults complaining of hirsutism into 7 groups of 5 each.
ii) The hair tonics of Example 7 and Example 8 and Comparative Examples 15 to 19 are used for 5 months for each group of 5 panelists.
iii) Compare between groups for the increase in vellus hair, bristles and decrease in hair loss after 3 and 6 months. (The numbers in Table 5 are the number of panelists.)

As is clear from the results in Table 5, the hair growth / hair growth agent of the present invention increased both the panelists that produced vellus hair and the panelers that produced hard hair, and decreased hair loss. It was confirmed that the hair and hair growth effect was extremely high.
In other words, the tsuken carrot extract of the present invention proves to be clearly superior in hair growth and hair growth effect from the same kind of carrot extract of other production areas, and the tsuken carrot extract of the present invention is specific. It has been demonstrated that it has excellent hair growth and hair growth effects.
As an effect other than the above evaluation, it was proved that the tonic of the present invention has no harmful effects such as troubles on the scalp and hair during use, and is extremely safe.

The content of β-carotene in the components of the extract of carrot (Daucus carota L.) of the same kind used in the prefectures used in Examples 1 to 3 and Comparative Examples 1 to 4 In addition, as a result of HPLC analysis, the following differences were observed.
[HPLC analysis conditions]
HPLC instrument: Shimadzu 6A
Column: Shimadzu CLC-ODS (yellow)
Measurement conditions: acetonitrile / phosphate buffer solution = 15/85, 210 nm / 5 μl
・ Chart speed: 2mm / min, attenuation 64mvf ・ s
Example 1 (Tsunen ginseng extract): Large peaks at RT 2.7 minutes and RT 5.5 minutes.
Hyogo prefecture carrot extract: Large peak only at RT 2.7 min.

Although a formulation example is shown below, this invention is not limited to this.

Cosmetics, hair dyes and hair growth / hair growth agents formulated with tsukennin carrot extract of the present invention have excellent skin beautifying effects, excellent hair dyeing effects, hair growth / hair growth effects, and high safety. It can be expected to be widely applied to various hair preparations, hair dyes, hair growth / hair growth agents, and other hair preparations.

Claims (3)

A hair dye consisting of water extract from ginseng from Tsukenjima, Okinawa. A hair growth agent made of water extract from ginseng from Tsukenjima, Okinawa. A hair restorer made from water extract of ginseng from Tsukenjima, Okinawa.