JP2001288095A - Hair growth inhibitor for body hair - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a hair growth inhibitor for the body hair capable of naturally and surely inhibiting the growth of the body hair and thereby minimizing the dehairing treatment for providing a painful feeling or damaging the skin. SOLUTION: The constitution of this hair growth inhibitor comprises a plant extract capable of suppressing the production of dehydrotestosterone or inhibiting the activity thereof.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a hair growth inhibitor for body hair.

[0002]

2. Description of the Related Art Conventionally, women have a tendency to dislike body hair, and have tried to remove hair by performing hair removal or hair removal.
On the other hand, women nowadays prefer men with thin hair to men, and men's attitude toward fashion has changed accordingly, especially among young men. Has arisen.

[0003] As a hair removal method for disposing of body hair as described above, conventionally, body hair is pulled out using mechanical means utilizing ultrasonic waves or the like, or is removed using physical means such as an adhesive tape. A method of applying a lotion or the like for suppressing hair growth after pulling out the hair or performing hair removal using a chemical means such as a hair removal cream has been performed.

[0004]

However, the hair removal method of pulling out the body hair using a mechanical means or a physical means has disadvantages such as being extremely painful. In addition, conventional chemical means such as depilatory cream are not only painful but also may damage the skin. Therefore, it is preferable to avoid hair removal as described above as much as possible.

[0005] However, conventionally used lotions for suppressing the growth of hair generally contain contents that are theoretically meaningless, such as papain enzyme, and are not necessarily effective. Did not. Therefore, even if the above-mentioned hair removal is performed, there is an adverse effect that body hair is immediately generated and the hair removal process must be performed again.

[0006] In view of the above-mentioned problems, the present invention naturally and surely suppresses the generation of body hair, thereby minimizing the hair removal treatment that causes pain or damages the skin as much as possible. The purpose was to provide a hair growth inhibitor.

[0007]

Means for Solving the Problems In order to achieve the above object, the hair growth inhibitor of the present invention according to claim 1 of the present invention (hereinafter referred to as "hair growth inhibitor of claim 1") is provided. The composition contains a plant extract that suppresses or inhibits the production of dehydrotestosterone.

[0008] In the above constitution, body hair refers to a portion of hair which is said to be controlled by male hormones, and includes all hairs other than hairs controlled by female hormones. Therefore, it includes not only chest hair and hair growing on limbs, which are generally called body hair, but also mustaches.

[0009] Dehydrotestosterone is formally referred to as 5α-dehydrotestosterone (5α-DH).
T), which is a potent androgenic male hormone obtained by the conversion of testosterone, a male hormone, by the action of 5α reductase, a reductase, and is generally known as a causative agent of hair loss in hair. Have been.

[0010] That is, the present invention is based on the fact that thinner hair and bald people tend to have thicker body hair. It was based on the hypothesis that the suppression of the hormone dehydrotestosterone could suppress the development of body hair.

Therefore, if the plant extract having the above-mentioned composition has the property of suppressing the production of dehydrotestosterone or inhibiting its function, the plant extract of 5α-reductase, which is a reductase involved in the production of dehydrosterone, is used. Those having the function of suppressing the activity, those having the function of directly acting on testosterone to suppress the reduction of testosterone, those which cause a chemical change so that dehydrosterone does not take part in promoting the growth of body hair,
Although it is not particularly limited, such as those having the properties having both of these, like the hair growth inhibitor of body hair according to claim 2 of the present invention (hereinafter referred to as “hair growth inhibitor of claim 2”), Ogun, assembly, clove, aloe, hop,
The use of at least one plant extract consisting of a group selected from liquorice, salamander, giant ginseng, carrots, lakanmaki, amachazur, henna leaves, sicon (purple root), yokunin, and rice germ, enables more effective body hair Hair growth can be suppressed.

[0012] In the above-mentioned structure, "Ogon" is a Labiatae.
Scutellaria baic (Labiatae)
alensis Georgi), the roots of which are also used as crude drugs. It is preferable to use an extract extracted from a flower in particular, as a gongo extract. The assembly is a plant of the Gentian family, and an active substance called suertianin which is blended in a hair preparation (hair tonic) and the like is known.

A clove is a tropical tree of the family Myrtaceae, and is used for spices and medicinal purposes. Aloe is a lily plant and is used as a raw material for medicinal and cosmetic products. Hops are perennial vines of the mulberry family, with fine yellow glands called hop lines in female flower parcels and ovaries,
There is a kind of bitterness. It is also used as a stomachic, but is mainly used to add bitterness and aroma to beer.

Licorice is a leguminous plant, is used for medicinal purposes, and its component glycyritin is used as a sweetener. Salamander is a plant of the Rutaceae family and is used for spices and medicinal purposes. Jio is a plant of the family Scrophulariaceae, and is used as a tonic and analgesic and antipyretic.

Carrots are roots of Panax ginseng, a plant of the family Astrididae, and have various different crude drug names depending on the method of processing adjustment. Lakanmaki is used as a raw material for herbal medicine in plants of the family Cannelaceae. Amachazur is a perennial vine and is used for medicinal purposes.
Henna leaves are native to Southwest Asia and are a member of the family Perifloridae, and are used as raw materials for cosmetics.

[0016] Sicon is used as a component of crude drugs in plants of the purple family, also called purple.
Yokuinin is the name of threshed herbal medicine in the annual grass of soybeans, called barley. In Chinese medicine, it is said to have diuretic, analgesic, anti-inflammatory, antipyretic and laxative effects. The amount of the plant extract in the hair growth inhibitor is not particularly limited because it varies depending on the type of plant and other ingredients, and is about 0.1 to 10.0% by weight of the total amount.
Preferably, it is about 0.1 to 1.0% by weight.

The hair growth inhibitor of the present invention according to claim 3 of the present invention (hereinafter referred to as "hair growth inhibitor of claim 3").
Has a configuration containing flavosterone in addition to the configuration described in claim 1 or 2. In addition, the hair growth inhibitor according to claim 4 of the present invention (hereinafter referred to as “claim 4
Hair growth inhibitor. " ) And flavosterone.

In the above structure, flavosterone is
It is a kind of isoflavone compound and is called a female hormone-like substance having properties similar to female hormones. As a result, it has the property of suppressing male hormones and suppressing hair growth of body hair. The amount of flavosterone at this time is not particularly limited, but is about 0.1 to 10.0% by weight, preferably about 0.1 to 1.0% by weight of the total amount. To the hair growth inhibitor having the above-mentioned constitution, a solvent such as ethyl alcohol, a humectant such as methyl cellulose, a thickener, and the like can be added.

[0019]

Embodiments of the present invention will be described below in detail. The hair growth inhibitor for body hair according to the present invention (hereinafter, referred to only as “hair growth inhibitor”) is a plant extract having a function of suppressing the production of dehydrotestosterone, which is an active male hormone, as a plant extract, Ogon, assembly, Clove, aloe, hop, liquorice, salamander, giant, carrot, lakanmaki, amachazur, henna leaf,
An extract of at least one plant selected from the group consisting of sicon (purple root), yokunin, rice germ, and / or
Alternatively, flavosterone is added as a dry solid content in a ratio of 0.001% by weight to 0.100% by weight based on the total amount of the hair growth inhibitor.

The above-mentioned plant extract is obtained by extracting a plant serving as a raw material with water, 1-3 butylene glycol or an alcohol such as ethanol, an extract obtained by further concentrating the extract, and drying the extract. Raw extract such as dried powder is used in the form of an aqueous solution or alcohol solution.

The hair growth inhibitor may contain not only the above-mentioned plant extract, but also additives and various solvents used in general cosmetics and the like. As the additives and various solvents, for example, humectants, thickeners, emulsifiers, various drugs, fragrances, pigments, stabilizers, or water, alcohol,
Fats and oils.

The hair growth inhibitor thus formulated is
Apply the gel, high-viscosity liquid, or low-viscosity liquid to the skin after the hair removal treatment, apply it directly to the skin, spray it, or attach it to the skin with the sheet attached To use. Hereinafter, examples of use and effects of the hair growth inhibitor of the present invention will be described with reference to the drawings.

First, as a hair removal treatment, a conventional mechanical or chemical method is performed, and FIG.
The hair H in the state shown in FIG. 1 is depilated so as to be in the state shown in FIG. The body hair suppressant 1 is applied so as to well penetrate the pores of the skin S in the state shown in FIG. When the above operation is performed, the plant extract or flavosterone contained in the body hair suppressant suppresses the production of dehydrosterone or inhibits its function, thereby suppressing the generation of body hair.

Therefore, even if hair is generated, the morphology is similar to that of hair growth h, as shown in FIG. 1 (C), in which the growth is greatly suppressed as compared with the hair H shown in FIG. 1 (A). It is inconspicuous because it is. Moreover, if the above operation is repeated several times, the hair will not be completely grown, and it is not necessary to perform a troublesome hair removal treatment.

When the hair growth inhibitor is used as described above, the hair growth can be effectively suppressed, and the unwanted hair can be naturally removed not only by women but also by men. Can be reduced. The hair growth inhibitor according to the present invention is not limited to the above embodiment. For example, in the above embodiment, the hair growth inhibitor 1 was used after performing the hair removal treatment. However, the hair growth suppression agent 1 was used immediately without performing the hair removal treatment in the state shown in FIG. You may do it. In this case, as compared with the above-described embodiment, it takes a longer time to confirm the effect, but there is an advantage that it is not necessary to perform a painful depilatory treatment.

The components of the hair growth inhibitor are not limited to those described in the above embodiment, and may contain a plant extract which suppresses or inhibits the production of dehydrotestosterone, or contains flavosterone. Any combination may be made as long as it is contained.

Hereinafter, embodiments of the present invention will be described in detail.
First, hair growth inhibitors having the formulations shown in the following table were prepared.

[0028]

[Table 1]

This hair growth inhibitor carries a lotion and can be used, for example, as follows. Hair removal is performed on the portion of the hair to be treated (see FIG. 1A), and the hair growth inhibitor 1 is rubbed on the skin in the state shown in FIG. 1B. .

By repeating the above operation, the body constitution is improved so that hair hardly occurs, and even if a person suffers from dark hair, hair growth can be easily suppressed.
As a result, hair can be naturally removed. In fact, when the hair growth inhibitor of the present invention was compared with a commercially available hair growth inhibitor mainly containing papain enzyme, the inhibitor of the present invention clearly had a hair growth inhibitory effect. Was.

[0031]

As described above, when the hair growth inhibitor of the present invention is used, it is possible to naturally and surely suppress the generation of body hair, which may cause pain or damage to the skin. Hair removal can be performed by minimizing certain hair removal treatments. That is, by using the hair growth inhibitor of the present invention after the conventional hair removal by mechanical or chemical treatment, the hair can be more effectively reduced.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram showing the appearance of body hair before and after using a hair growth inhibitor according to the present invention.

[Explanation of symbols]

 1 hair growth inhibitor (of hair growth) H body hair (before using hair growth inhibitor) h body hair (after using hair growth inhibitor) S skin

Continuation of the front page (51) Int.Cl. ⁷ Identification code FI Theme coat II (reference) A61K 35/78 A61K 35/78 KM SUV 7/155 7/155 A61P 17/00 A61P 17/00 F term (Reference) 4C083 AA111 AA112 AC122 AC841 CC31 DD27 EE21 4C088 AB03 AB12 AB18 AB20 AB34 AB37 AB38 AB57 AB60 AB62 AB67 AB74 AB77 AB86 CA05 CA06 MA02 ZA92

Claims (4)

[Claims] 1. An agent for suppressing hair growth of body hair, comprising a plant extract which suppresses the production of dehydrotestosterone or inhibits its function. 2. A plant extract comprising: ogre, assembly, clove, aloe, hop, liquorice, salamander, dirt, carrot, lakanmaki, amachazur, henna leaf,
The hair growth inhibitor according to claim 1, which is an extract of at least one plant selected from the group consisting of sicon (purple root), yokunin, and rice germ. 3. The hair growth inhibitor according to claim 1, which comprises flavosterone. 4. An agent for suppressing hair growth of body hair, comprising flavosterone.