JP5558332B2 - Scalp hair cosmetics - Google Patents

Description

  The present invention relates to a scalp hair cosmetic that can dramatically improve the redness and dandruff of the scalp, further improves the itching of the scalp, and is sustainable over the long term.

Conventionally, Malassezia bacteria are known as one of the causes of scalp dandruff and itching. For this reason, cosmetics such as a shampoo and a conditioner containing an antibacterial agent or a bactericidal agent have been proposed, and an effect of reducing dandruff and itching of the scalp by suppressing the growth of malassezia is expected.
For example, Patent Document 1 proposes a composition for scalp and scalp hair for preventing dandruff, which contains (A) an anti-inflammatory agent, (B) a bactericidal agent, and (C) polyethylene glycol. In this proposal, at least one of isopropylmethylphenol and piroctone olamine is used as the disinfectant of (B).
Patent Document 2 proposes a scalp hair cosmetic containing at least one selected from (A) eucalyptus extract, (B) polyhydric alcohol, (C) (c1) antibacterial agent and (c2) refreshing agent. ing. Examples of the antibacterial agent (c1) include piroctone olamine, isopropyl methyl ether, hinokitiol, zinc pyrithione, crimpbazole, benzalkonium chloride, photosensitive dye 101, photosensitive dye 201, chlorhexidine, salicylic acid, phenol, ketoconazole, miconazole and the like. Have been described. Examples of the refreshing agent (c2) include menthol, camphor, mint extract, menthyl lactate, menthoxypropanediol, menthylhydroxybutyrate, menthoxyfuran, menthylglucoside and the like.

  However, in these prior art documents, the improvement of the scalp environment where malassezia bacteria such as dryness and excessive sebum are easy to propagate has not been achieved, and although antibacterial agents temporarily reduce the symptoms of dandruff and itching, The problem is that symptoms are caused again with the passage of time, and the solution is desired.

JP 2006-176446 A JP 2005-206538 A

  An object of the present invention is to solve the conventional problems and achieve the following objects. That is, the present invention provides a scalp hair cosmetic that can dramatically improve the redness and dandruff of the scalp, further improves the itching of the scalp, and is effective in improving the scalp itching over a long period of time. Objective.

  As a result of intensive studies by the present inventors in order to solve the above problems, (A) maltooligosaccharide and (B) at least one antibacterial agent selected from piroctone olamine, zinc pyrithione, miconazole nitrate and sulfur And by making the mass ratio (A / B) of the content of the component (A) and the content of the (B) within a certain range, the redness and dandruff of the scalp can be drastically improved. Furthermore, it has been found that it is possible to obtain a scalp and hair cosmetic which can further improve the itching of the scalp and can improve the itching of the scalp over a long period of time.

The present invention is based on the above findings by the present inventors, and means for solving the above problems are as follows. That is,
<1> containing (A) maltooligosaccharide and (B) at least one antibacterial agent selected from piroctone olamine, zinc pyrithione, miconazole nitrate and sulfur,
A scalp hair cosmetic, wherein the mass ratio (A / B) of the content of the component (A) and the content of the component (B) is 0.01 to 100.
<2> The scalp and hair cosmetic composition according to <1>, wherein the component (A) is at least one selected from di- to 9-maltooligosaccharides.
<3> The scalp / hair cosmetic according to any one of <1> to <2>, further comprising (C) a cooling agent.
<4> The scalp hair cosmetic according to any one of <1> to <3>, further comprising (D) a water-soluble polymer other than the cationic polymer.
<5> The scalp hair cosmetic composition according to any one of <1> to <4>, wherein the maltooligosaccharide of component (A) is maltotetraose.
<6> The scalp / hair cosmetic according to any one of <1> to <5>, wherein the antibacterial agent of component (B) is piroctone olamine.
<7> The scalp and hair cosmetic composition according to any one of <1> to <6>, wherein the refreshing agent of component (C) is either L-menthol or L-menthyl glyceryl ether.
<8> The scalp / hair according to any one of <1> to <7>, wherein the water-soluble polymer other than the cationic polymer of component (D) is any one of sodium hyaluronate, hydroxyethyl cellulose, and hydroxypropyl cellulose. Cosmetics.

  According to the present invention, conventional problems can be solved, redness and dandruff of the scalp can be dramatically improved, itching of the scalp can be further improved, and the effect of improving itching of the scalp can be sustained over a long period of time. A scalp and hair cosmetic can be provided.

  The scalp scalp cosmetic of the present invention contains (A) maltooligosaccharide and (B) an antibacterial agent in a specific mass ratio, preferably (C) a refreshing agent, and (D) other than a cationic polymer. It contains a water-soluble polymer and further contains other components as required.

-(A) Maltooligosaccharide-
The malto-oligosaccharide of the component (A) is preferably disaccharide to 9 sugar, more preferably trisaccharide to 5 sugar, and particularly preferably tetrasaccharide from the viewpoint of improving redness and dandruff of the scalp.
Examples of the malto-oligosaccharide of the component (A) include maltose, maltotriose, maltotetraose, maltopentaose, maltohexaose, maltoheptaose, maltooctaose, maltononaose and the like. These may be used individually by 1 type and may use 2 or more types together. Among these, maltotetraose is particularly preferable from the viewpoint of improving redness and dandruff of the scalp.

  As the malto-oligosaccharide of the component (A), an appropriately synthesized product or a commercially available product may be used. There is no restriction | limiting in particular as this commercial item, According to the objective, it can select suitably, For example, maltotetraose (brand name: TETRAP-H, a product containing 74% or more of maltotetraose, Hayashibara Corporation), malto Pentaose (trade name: Pentrap, containing 74% or more of maltopentaose, Hayashibara Corporation), and the like.

  The content of the malto-oligosaccharide of the component (A) is preferably 0.0005% by mass to 5% by mass with respect to the scalp and hair cosmetics as a whole. From the viewpoint of improving redness and dandruff of the scalp, 0.005% by mass to 2.5 mass% is more preferable. When the content is less than 0.0005% by mass, the effect of improving scalp redness may decrease, and when it exceeds 5% by mass, the effect of improving redness of the scalp may decrease.

-(B) Antibacterial agent-
Examples of the antibacterial agent (B) include piroctone olamine, zinc pyrithione, miconazole nitrate, and sulfur. These may be used individually by 1 type and may use 2 or more types together. Among these, piroctone olamine is particularly preferable from the viewpoint of improving redness and dandruff of the scalp.
The piroctone olamine is a compound having a molecular weight of 298.4, which is also called as 1-hydroxy-4-methyl-6- (2,4,4-trimethylpentyl) -2 (1H) -pyridone monoethanolamine salt. : Octopirox, manufactured by Clariant Japan).
The zinc pyrithione is a compound having a molecular weight of 317.7 (also known as bis (2-pyridylthio-1-oxide) zinc) (trade name: Tomside ZPT-50, manufactured by Chuo Kasei Co., Ltd.).
The sulfur is obtained by recovering from natural sulfur ore, underground sulfur, petroleum desulfurization, natural gas desulfurization, and other hydrogen sulfide, and examples thereof include sulfur (Matsumoto Kosho Co., Ltd.).

The content of the antibacterial agent of the component (B) is preferably 0.01% by mass to 2.5% by mass with respect to the scalp and hair cosmetics as a whole. 2 mass% is more preferable. When the content is less than 0.01% by mass, redness and dandruff improvement of the scalp may be reduced, and when it exceeds 2.5% by mass, the redness improvement effect of the scalp is reduced, and irritation and odor are also caused. It may deteriorate and may be uneconomical.
The mass ratio (A / B) of the content of the component (A) and the content of the component (B) is 0.01 to 100. From the viewpoint of improvement of redness and dandruff of the scalp, 50 is preferred. When the mass ratio (A / B) is less than 0.01, the redness improvement of the scalp may be inferior, and when it exceeds 100, the redness improvement of the scalp may be inferior.

-(C) Coolant-
The (C) component refreshing agent imparts a refreshing feeling to the skin and plays a role in improving the scalp itching.
There is no restriction | limiting in particular as a refreshing agent of said (C) component, According to the objective, it can select suitably, For example, L-menthol, L-menthyl glyceryl ether, L-menthyl glyceryl ether, L-isopulegol, mint Examples include oil, p-menthane-3,8-diol, n-ethyl-p-menthane-3-carboxamide, menthyl lactate and the like. These may be used individually by 1 type and may use 2 or more types together. Among these, L-menthol and L-menthyl glyceryl ether are particularly preferable from the viewpoint of improving the scalp itching.
As the refreshing agent for the component (C), commercially available products can be used. Examples of the commercially available products include L-menthol, trade name: L-menthol, manufactured by Takasago International Corporation, L-menthyl glyceryl ether. As a product name: COOLING AGENT-10, manufactured by Takasago International Corporation, etc. are preferably used.
The content of the refreshing agent of the component (C) is preferably 0.2% by mass to 1% by mass with respect to the scalp and hair cosmetics as a whole, and 0.4% by mass to 0.00% in terms of improving scalp itching. 6 mass% is more preferable. When the content is less than 0.2% by mass, the effect of improving the scalp itch may be inferior, and when it exceeds 1% by mass, the effect of improving the itch of the scalp may be inferior.

-(D) Water-soluble polymer other than cationic polymer-
The water-soluble polymer other than the cationic polymer of the component (D) prevents the active ingredient from being washed away by sweating or the like due to the film formation on the scalp, and plays a role in the continuous effect of improving itching of the scalp. Inferred.
The water-soluble polymer other than the cationic polymer of the component (D) is not particularly limited and may be appropriately selected depending on the purpose. Examples thereof include sodium hyaluronate, hydroxyethyl cellulose, hydroxypropyl cellulose, carrageenan, xanthan gum and the like. Can be mentioned. Among these, sodium hyaluronate, hydroxyethyl cellulose, and hydroxypropyl cellulose are particularly preferable from the viewpoint of the sustained effect of improving itching of the scalp.

The weight average molecular weight of the sodium hyaluronate is preferably 1,000,000 to 2,700,000, and more preferably 1,600,000 to 2,700,000. When the weight average molecular weight is less than 1,000,000, the scalp and skin penetration and retention effects are poor, so that the effect of improving the scalp itching may be inferior, and if it exceeds 2.7 million, stickiness will occur. And the sustained effect of improving scalp itching may be inferior.
Here, the weight average molecular weight of the sodium hyaluronate can be measured, for example, by the following method (see Laurent, TC et al, Biophys Acta, 42, 476 (1960)).
0.04 g of a sample is weighed accurately, 0.2 mol / L sodium chloride test solution is added and dissolved to make 100 mL, and a sample solution is obtained. Take this solution 8mL exactly Ubbelohde viscometer (kinematic viscosity range ^{1mm 2 / s~5mm 2 / s)} , measuring the flow time at 25 ℃ ± 0.1 ℃. Further, 2 mL of 0.2 mol / L sodium chloride test solution is accurately added and mixed, and then the flow time is measured. Further, this operation is repeated twice to measure a 4 concentration sample solution. The specific viscosity and the reduced viscosity for each concentration are calculated according to the following formula. Next, a graph is drawn with the reduced viscosity on the vertical axis and the concentration (g / L) converted to the corresponding dried product on the horizontal axis, and the intrinsic viscosity is determined from the extension of the straight line connecting the points and the intersection of the vertical axis. From the determined intrinsic viscosity, the weight average molecular weight is calculated using the following Laurent equation.
<Laurent's formula>
“Intrinsic viscosity” × 100 = 0.036 × M ^0.78 (where M represents a weight average molecular weight)

The sodium hyaluronate is not particularly limited, and may be a fermented product or a natural product extracted and purified from chicken cassava.
There is no restriction | limiting in particular as said sodium hyaluronate, According to the objective, it can select suitably, For example, hyaluronic acid FCH-200 (weight average molecular weight 1,800,000-2,200,000), FCH-150 (weight average molecular weight 1,400,000- 1.8 million), FCH-120 (weight average molecular weight 1 million to 1.4 million) (all manufactured by Kibun Food Chemifa Co., Ltd.), hyaluronic sun HA-LQH (weight average molecular weight 1.2 million to 2.2 million) (produced by Kewpie Co., Ltd.), Sodium biohyaluronate HA20 (weight average molecular weight 1,900 to 2,700,000) and biohyaluronate sodium HA12 (weight average molecular weight 1,100,000 to 1,600,000) (all manufactured by Shiseido Co., Ltd.) are preferable. Among these, hyaluronic acid FCH-200 (weight average molecular weight 1,800,000 to 2,200,000) and FCH-150 (weight average molecular weight 1,400,000 to 1,800,000) are particularly preferable from the viewpoint of the sustained effect of improving the scalp itching.

Examples of the hydroxyethyl cellulose include trade name Fujichemi HEC SZ-25 (manufactured by Kyoshin Sangyo Co., Ltd., 1% aqueous solution viscosity 3,000 to 5,000 mPa · s / 25 ° C.).
Examples of the hydroxypropyl cellulose include trade name Celny H (manufactured by Nippon Soda Co., Ltd., 2% aqueous solution viscosity 1,000 to 4,000 mPa · s / 20 ° C.), Celny M (manufactured by Nippon Soda Co., Ltd., 2% aqueous solution viscosity). 150-400 mPa · s / 20 ° C.).
Here, the viscosity is, for example, a B-type viscometer, under conditions of 20 ° C. or 25 ° C. 4 can be measured at 12 rpm for 1 minute.
The content of the water-soluble polymer other than the cationic polymer of the component (D) is preferably 0.1% by mass to 2% by mass with respect to the entire scalp and hair cosmetics, and is a point of a continuous effect of improving the scalp itching. Therefore, 0.2% by mass to 1% by mass is more preferable. If the content is less than 0.1% by mass, the effect of improving the scalp itching may be inferior. If the content exceeds 2% by mass, the effect of improving the scalp itching may be inferior and sticky. It is uneconomical.

The scalp and hair cosmetic composition of the present invention is a component other than the components (A) and (B), preferably (C) and (D), as long as the effects of the present invention are not impaired. The component of this can be contained.
The other components can be appropriately selected according to the purpose from those that can be usually blended in scalp and hair cosmetics, for example, active ingredients, water, ethanol, surfactants (nonionic surfactants, amphoteric surfactants). Surfactants, anionic surfactants, cationic surfactants, semipolar surfactants), vegetable oils, esters, UV absorbers, amino acids, hormones, polyhydric alcohols, thickeners, colorants , Fragrance, fine particle powder, organic acid, preservative, pH adjuster, antioxidant and the like.

When the scalp scalp cosmetic is a hair restorer composition, it is preferable to contain a hair growth active ingredient as an active ingredient.
The hair-growth active ingredient is not particularly limited and may be appropriately selected depending on the intended purpose. For example, 6-benzylaminopurine, β-glycyrrhetinic acid, cephalanthin, assembly extract, hinokitiol, iodinated garlic extract, biotin, hydrochloric acid Pyridoxine, dL-α-tocopherol, dL-α-tocopherol acetate, trans-3,4′-dimethyl-3-hydroxyflavanone, adenosine, minoxidil, nicotinic acid, nicotinamide, calcium D-pantothenate, D-pantothenyl Alcohol, acetyl pantothenyl ethyl ether, estradiol, ethinyl estradiol, carpronium chloride, diphenhydramine hydrochloride, photosensitizer 301, camphor, nonyl acid vanillyl amide, nonanoic acid vanillyl amide, mononitroguaia Cole, γ-aminobutyric acid, aloe extract, ginkgo biloba extract, urchin extract, auxin, hypericum extract, seaweed extract, cantalis tincture, clara extract, bovine hematin, duke extract, eucalyptus extract, cordyceps extract, Examples include 10-hydroxy-Δ2-desanoic acid, hydrocortisone, and placenta extract. These may be used individually by 1 type and may use 2 or more types together. Among these, β-glycyrrhetinic acid, nicotinic acid amide, D-pantothenyl alcohol, and 6-benzylaminopurine are particularly preferable.
There is no restriction | limiting in particular as content of the said hair growth active ingredient, According to the objective, it can select suitably, 0.01 mass%-10 mass% are preferable with respect to the said scalp head hair cosmetics whole, 0.02 mass % To 3% by mass is more preferable. When the content is less than 0.01% by mass, the desired degree of hair-growth effect may not be obtained. When the content exceeds 10% by mass, it may precipitate at low temperature, and the stability of the scalp hair cosmetics. May get worse. When the content is within the preferable range, it is advantageous in that the hair growth effect is excellent and the stability of the scalp and hair cosmetics is also excellent.

Examples of the water include purified water, distilled water, ion exchange water, pure water, ultrapure water, and deep ocean water.
Examples of the nonionic surfactant include sorbitan fatty acid esters (sorbitan monolaurate, sorbitan monooleate, etc.), polyoxyethylene hydrogenated castor oil, polyoxyethylene hydrogenated castor oil mono or isostearate, glycerin fatty acid ester, Polyglycerin fatty acid ester (monomyristic acid decaglycerin, monomyristic acid pentaglycerin), etc. are mentioned.
Examples of the esters include polyhydric alcohol fatty acid esters (polyhydric alcohol fatty acid esters such as glycerin tri-2-ethylhexanoate and trimethylolpropanoic acid triisostearate), unsaturated fatty acid alkyl esters (ethyl oleate, isopropyl linoleate, etc. ), Methyl myristate, isopropyl myristate and the like.
Examples of the vegetable oil include safflower oil, evening primrose oil, jojoba oil, and the like.
Examples of the ultraviolet absorber include octyl methoxycinnamate (Neoheliopan AV), oxybenzone, and urocanic acid.
Examples of the amino acids include glutamic acid, methionine, serine, glycine, cystine, and threonine.

<Manufacturing>
There is no restriction | limiting in particular as a manufacturing method of the scalp scalp hair cosmetics of this invention, According to the conventional method of various dosage forms, it can manufacture.
In addition, when manufacturing the said scalp hair cosmetics, each said component may be used independently and the mixture containing 2 or more types of components may be used. Moreover, you may dilute and use each said component suitably.

The scalp hair cosmetic composition of the present invention is preferably 3 to 8 in the scalp hair cosmetic composition diluted 10 times with purified water from the viewpoint of liquid appearance.
The pH can be measured using a pH meter (HM-30G, manufactured by Toa DKK Co., Ltd.), the scalp and hair cosmetics diluted 10 times with purified water.
The pH of the scalp and hair cosmetic can be adjusted using, for example, a desired pH adjusting agent. The pH adjuster is not particularly limited and may be appropriately selected depending on the intended purpose. Examples thereof include citric acid, sodium citrate, succinic acid, 2-amino-2-methyl-1-propanol, and monoethanolamine. Etc.

  The scalp scalp hair cosmetic of the present invention can be used in the form (form) of uniform solution, lotion, gel, cream, aerosol and the like according to a conventional method.

-Application-
The scalp scalp hair cosmetic of the present invention is suitably used, for example, for lotions, conditioners, hair tonics, hair creams, hair liquids, shampoos, pomades, rinses, and the like. Moreover, the scalp hair cosmetics of this invention can also be used as an external preparation which has a hair growth effect.

  Examples of the present invention will be described below, but the present invention is not limited to these examples. The amount of each component in the table is an amount converted into a pure component.

(Examples 1 to 59 and Comparative Examples 1 to 14)
-Preparation of scalp and hair cosmetics-
According to the composition shown in Tables 1 to 3 below (unit: mass%), hair growth lotions as scalp and hair cosmetics of Examples 1 to 59 and Comparative Examples 1 to 14 were prepared by a conventional method. Each hair growth lotion obtained was diluted 10 times with purified water and adjusted with citric acid or sodium citrate so that the pH measured at 25 ° C. was 7.5. A pH meter (manufactured by Toa DK Corporation, HM-30G) was used.
About each obtained hair growth lotion, various performance was evaluated as follows. The results are shown in Tables 1 to 3.

<Improvement of scalp redness>
20 panelists with redness on the scalp applied 2 mL of each hair growth lotion to the entire scalp once a day. After 30 days, the effect of improving scalp redness was evaluated according to the following evaluation criteria.
〔Evaluation criteria〕
A: Improvement of scalp redness was observed in 18 or more of 20 subjects. ◎ to ○: Improvement of redness of scalp was observed in 14 to 17 of 20 subjects. ○: Scalp was observed in 10 to 13 of 20 subjects. Improvement of redness of the scalp was observed. Δ: Improvement of scalp redness was observed in 5 to 9 of 20 people. ×: Improvement of redness of the scalp was observed in 0 to 4 of 20 people.

<Improvement of scalp dandruff>
Twenty panelists with dandruff on the scalp applied 2 mL of each hair growth lotion to the entire scalp once a day. After 30 days, the effect of improving dandruff on the scalp was evaluated according to the following evaluation criteria.
〔Evaluation criteria〕
A: Improvement of scalp dandruff was observed in 18 or more of 20 subjects. ◎ to ○: Diffusion of scalp was observed in 14 to 17 of 20 subjects. ○: Scalp was observed in 10 to 13 of 20 subjects. △: Improvement of scalp dandruff was observed in 5 to 9 of 20 people ×: Improvement of scalp dandruff was observed in 0 to 4 of 20 people

<Improvement of scalp itching>
Twenty panelists with itching on the scalp applied 2 ml of each hair growth lotion to the entire scalp once a day, and after 30 days, the effect of improving scalp itching was evaluated according to the following criteria.
〔Evaluation criteria〕
◎: Improvement of scalp itch was observed in 18 or more of 20 people ◎ to ○: Improvement of scalp itch was observed in 14 to 17 of 20 people ○: Scalp was observed in 10 to 13 of 20 people △: Improvement of scalp itch was observed in 5 to 9 of 20 people ×: Improvement of scalp itch was observed in 0 to 4 of 20 people

<Sustainability of scalp itch improvement>
Twenty panelists with itchy scalp applied 2 ml of each hair growth lotion to the entire scalp once a day, and after 30 days, the sustainability of the scalp itch improvement effect was evaluated according to the following evaluation criteria.
〔Evaluation criteria〕
◎: More than 18 out of 20 people have improved itch for 3 months ◎-○: 14-17 in 20 people have improved itch for 3 months ○: Itchy for 3 months 10 to 13 out of 20 people improved: Δ: 3 to 9 people in itching improved for 3 months ×: People who improved itching for 3 months Is 0 to 4 of 20 people

(Example 60)
<Preparation of shampoo>
According to the composition shown in Table 4 below, shampoo No. 1 as the scalp and hair cosmetic of the present invention was used. 1-5 were prepared by a conventional method.

(Example 61)
<Preparation of conditioner>
In accordance with the composition shown in Table 5 below, Conditioner No. 1-5 were prepared by a conventional method.

Here, the concrete content of the component used in Examples 1-61 and Comparative Examples 1-14 is as showing below.
-(A) component-
* Maltose (Saint-Mart, products containing 89 ± 2% maltose, Hayashibara Corporation)
* Maltotriose (Wako Pure Chemical Industries, Ltd.)
* Maltotetraose (Tetrap-H, products containing 74% or more of maltotetraose, Hayashibara Corporation)
* Maltopentaose (Pentrap, containing 74% or more of maltopentaose, Hayashibara Corporation)
* Maltohexaose (manufactured by SIGMA Corporation)
-(B) component-
* Pirocton olamine (trade name: Octopirox, manufactured by Clariant Japan)
* Zinc pyrithione (trade name: Tomside ZPT-50, manufactured by Chuo Kasei Co., Ltd.)
* Miconazole nitrate (manufactured by Wako Pure Chemical Industries, Ltd.)
* Sulfur (Sulfur, Matsumoto Kosho Co., Ltd.)
-(C) component-
* L-menthol (trade name: L-menthol, manufactured by Takasago International Corporation)
* L-menthyl glyceryl ether (trade name: COOLING AGENT-10, manufactured by Takasago International Corporation)
* L-isopulegol (manufactured by Takasago International Corporation)
* Meat oil (trade name: Meat oil, manufactured by Oshiro Pharmaceutical Co., Ltd.)
-(D) component-
* Hyaluronic acid FCH-200 (weight average molecular weight 2.1 million, manufactured by Kibun Food Chemifa Co., Ltd.)
* Hyaluronic acid FCH-150 (weight average molecular weight 1.6 million, manufactured by Kibun Food Chemifa Corporation)
* Hyaluronic acid FCH-120 (weight average molecular weight 1.3 million, manufactured by Kibun Food Chemifa Co., Ltd.)
* Hydroxyethyl cellulose (trade name: Fuji Chemi HEC SZ-25, manufactured by Kyojin Sangyo Co., Ltd., 1% aqueous solution viscosity 4400 mPa · s / 25 ° C.)
* Hydroxypropylcellulose (trade name: Celny H, manufactured by Nippon Soda Co., Ltd., 2% aqueous solution viscosity 2000 mPa · s / 20 ° C.)
* Hydroxypropyl cellulose (trade name: Celny M, manufactured by Nippon Soda Co., Ltd., 2% aqueous solution viscosity 300 mPa · s / 20 ° C.)
-Optional component-
* Β-glycyrrhetinic acid (glycyrrhetinic acid, manufactured by Maruzen Pharmaceutical Co., Ltd.)
* Nicotinamide (nicotinamide, manufactured by DSM Nutrition Japan Co., Ltd.)
* D-pantothenyl alcohol (pantonol, manufactured by Daiichi Kasei Co., Ltd.)
* Polyethylene glycol (PEG # 300K, manufactured by Lion Chemical Co., Ltd.)
* Ethanol (95 degree synthetic alcohol, manufactured by Nippon Alcohol Sales Co., Ltd.)
* Sodium polyoxyethylene lauryl sulfate (Sinoline SPE-1250, manufactured by Shin Nippon Chemical Co., Ltd.)
* Lamic acid amidopropyl betaine (Enazicol L-30B, manufactured by Yushi Kogyo Co., Ltd.)
* Polyoxyethylene hydrogenated castor oil (Brownon CW-20-90, manufactured by Aoki Oil & Fat Co., Ltd.)
* Guar gum hydroxytrimethylammonium chloride (Labor gum CG-M6L, manufactured by Dainippon Pharmaceutical Co., Ltd.)
* 1,3-butylene glycol (trade name: 1,3-butylene glycol, manufactured by Daicel Chemical Industries, Ltd.)
* Sorbitol (70% sorbite solution, manufactured by Nikken Kasei Co., Ltd.)
* Fragrance A (Takasago Fragrance Industry Co., Ltd.)
* Alkyltrimethylammonium chloride (Arcard 22-80, manufactured by Lion Akzo Corporation)
* Stearyl alcohol (Conol 30SS, manufactured by Lion Oreo Chemical Co., Ltd.)
* Behenyl alcohol (Ranette 22, manufactured by Cognis Japan)
* Polyethylene glycol monostearate (EMALEX 6300M-ST, manufactured by Nippon Emulsion Co., Ltd.)
* Aminoethylaminopropylsiloxane / dimethylsiloxane copolymer emulsion (trade name: SM8904C, manufactured by Dow Corning Toray)
* Propylene glycol (trade name: propylene glycol, manufactured by Dow Chemical Co., Ltd.)
* Fragrance B (Takasago Fragrance Industry Co., Ltd.)

Claims (4)

(A) at least one maltooligosaccharide selected from maltose, maltotriose, maltotetraose, maltopentaose, and maltohexaose, and (B) selected from piroctone olamine, zinc pyrithione, miconazole nitrate and sulfur Containing at least one antibacterial agent,
A scalp hair cosmetic, wherein the mass ratio (A / B) of the content of the component (A) and the content of the component (B) is 0.01 to 100. The content of (A) is 0.0005 mass% to 5 mass%,
The scalp hair cosmetic according to claim 1, wherein the content of (B) is 0.01% by mass to 2.5% by mass.   Furthermore, the scalp hair cosmetics in any one of Claim 1 to 2 which contain the cooling agent (C).   The scalp / hair cosmetic according to any one of claims 1 to 3, further comprising (D) a water-soluble polymer other than the cationic polymer.