JP2019043918A - Cosmetic method - Google Patents

Abstract

To provide cosmetic methods for imparting excellent skin elasticity to the skin.SOLUTION: Provided is a cosmetic method for improving the skin elasticity (except for medical practice) comprising performing massage while applying once or more a day to the face a cosmetic containing the following (A) to (D). (A) One or more selected from collagen hydrolysates and derivatives thereof, as well as amino acids constituting collagen and derivatives thereof; (B) Quince seed extract; (C) xanthan gum; and (D) phytosterol.SELECTED DRAWING: Figure 4

Description

  The present invention relates to a cosmetic method (except for medical practice) for improving skin firmness, which comprises the step of applying a cosmetic containing collagen and the like to the face while applying a massage.

  The skin is soft and elastic and has firmness, giving a youthful impression, but since the firmness is lost due to aging or drying of the skin etc., the purpose is to give a feeling of firmness and gloss. Various cosmetic compositions have been proposed.

  For example, a cosmetic that imparts a firm feeling by forming a film on the skin has been proposed, and a water-in-oil emulsion composition containing glycerin isostearate and polyvinyl alcohol (Patent Document 1), and a particle size of 10 An external composition (Patent Document 2) in which oily particles of ~ 2000 μm are dispersed in an aqueous phase containing polyvinyl alcohol, a skin cosmetic containing agar and a specific silicone oil (Patent Document 3), etc. are disclosed. Although these attempts to give a firm feeling by forming a film on the skin and preventing transpiration of water, the effect was not sufficient.

In addition, as a cosmetic that imparts firmness, a cosmetic that imparts firmness and gloss to the skin in combination with a specific plant-derived component or other pharmaceutically active ingredient (see, for example, Patent Documents 4 to 7), and highly polymerized silicone oil A cosmetic composition (see, for example, Patent Document 8) which provides a firmness and gloss by blending
However, in any of the cosmetic compositions, a cosmetic composition that fully exhibits the improvement effect of firmness has not been obtained.

JP, 2010-229103, A JP, 2011-46629, A JP, 2010-235473, A JP-A-9-241147 JP 2001-213750 A Unexamined-Japanese-Patent No. 2002-284663 Japanese Patent Application Laid-Open No. 11-106336 JP, 2005-008540, A

  A method for imparting excellent firmness to the skin is desired, and the present invention has an object to provide such a cosmetic method.

The present invention
The cosmetic method (except medical practice) which improves the firmness of the skin including the step of performing massage while applying the cosmetic containing the following (A) to (D) to the face at least once a day is provided. .
(A) collagen hydrolyzate and derivatives thereof, and one or more selected from amino acids constituting the collagen and derivatives thereof (B) quince seed extract (C) xanthan gum (D) phytosterol

  The cosmetic method of the present invention exhibits the effect of improving skin firmness.

It is a figure which shows the increase in the stratum corneum water content by performing the beauty method of this invention for 4 weeks. It is a figure which shows the fall of the amount of percutaneous water loss by performing the cosmetics method of this invention for 4 weeks. It is a figure which shows the improvement of the firmness of the epidermis by performing the beauty method of this invention for 4 weeks. It is a figure which shows the improvement of the firmness of the dermis by performing the beauty method of this invention for 4 weeks.

  Hereinafter, modes for carrying out the present invention will be described.

The cosmetic used for the cosmetic method of the present invention contains the following (A) to (D).
(A) collagen hydrolyzate and derivatives thereof, and one or more selected from amino acids constituting the collagen and derivatives thereof (B) quince seed extract (C) xanthan gum (D) phytosterol

  Hereinafter, modes for carrying out the present invention will be described.

  In the cosmetic of the present invention, one or more selected from (A) collagen hydrolyzate and derivatives thereof and amino acids constituting the collagen and derivatives thereof are blended.

  Sources of collagen for obtaining a collagen hydrolyzate include fish, shellfish, jellyfish, sponges and the like in addition to beasts such as cows, pigs and birds. Problems of safety and stability, and problems of odor From the viewpoint of productivity and economy, collagens derived from marine organisms, particularly from fish such as tilapia, sharks, salmon, Thais, and Suzuki are preferred. The collagen hydrolyzate is a hydrolyzate obtained by hydrolyzing the above-mentioned collagen in the presence of an alkali, an acid or an enzyme according to a conventional method. The molecular weight and polymerization degree of such a collagen hydrolyzate are not particularly limited, but the upper limit is preferably less than about 400,000 in terms of weight average molecular weight, and the lower limit is a dipeptide.

  As the peptide constituting collagen, one obtained by hydrolyzing collagen to a peptide unit may be used, or a peptide obtained by synthesis may be used.

  Further, as the collagen derivative, the above-mentioned atherosclerized, acylated or succinylated collagen can be mentioned, and specifically, atelocollagen, acylated collagen, succinylated atelocollagen can be exemplified.

  Examples of amino acids constituting collagen include glycine, proline, hydroxyproline and alanine which are main constituent amino acids of collagen. Moreover, acetyl hydroxy proline can be illustrated as the derivative.

  In the present invention, the blending amount in the case of blending one or more selected from collagen hydrolyzate and derivatives thereof and amino acids constituting the collagen and derivatives thereof is preferably 0.001 to 2% by mass.

  The cosmetic of the present invention is formulated with (B) quince seed extract.

  Quince seed extract is a seed extract of quince and is not particularly limited as long as it can be added to ordinary cosmetics. Water is preferred as an extraction solvent for seeds of quince.

  The blending amount of quince seed extract in the cosmetic of the present invention is preferably 0.005 to 0.1% by mass, particularly preferably 0.005 to 0.05% by mass based on the total amount of the cosmetic as a pure extract. If the amount is less than 0.005% by mass based on the total amount of the cosmetic, the film feeling due to collagen can not be sufficiently suppressed, and if it is more than 0.1% by mass, polymer-specific A film is formed, which is not preferable because the feeling in use is impaired, and there is a problem with stability such as a gel-like change during storage.

Although the compounding quantity of a quince seed extract changes with extract pure components etc., it is preferable to mix | blend 0.01-1.0 mass with respect to cosmetics whole quantity as an extract. If the amount is less than 0.01% by mass, skin penetration and penetration feeling improvement effects may not be obtained. Blending in excess of 1% by mass may cause stickiness.

  The cosmetic of the present invention is blended with (C) xanthan gum.

  Xanthan gum is obtained by fermenting carbohydrates using Xanthomonas campestris to purify polysaccharides accumulated outside the cells, and sodium D-glucose, D-mannose and D-glucuronic acid. , Potassium and calcium salts. The xanthan gum used in the present invention may be a conventional xanthan gum or a crosslinked xanthan gum which is physically crosslinked by a hydrogen bond and has a higher-order structure. For example, the echo gum series commercially available from Dainippon Pharmaceutical Co., Ltd. and the Nom coat series manufactured by Nisshin Oillio Group, Inc. are used regardless of the type as long as they are generally used as cosmetic raw materials. it can. In the present invention, it is preferable to use a cross-linked xanthan gum from the viewpoint of penetration feeling.

  The content of xanthan gum is preferably 0.01 to 0.5% by mass. If the content is less than 0.01% by mass, the effect of improving the feeling of penetration may not be recognized. Blending in excess of 0.5% by mass may cause stickiness.

  In the cosmetic of the present invention, the moisturizing feeling is further improved by incorporating (D) phytosterol.

  Phytosterol is a generic term for sterols of plant origin and is a mixture of β-sitosterol, campesterol, stigmasterol, brassicasterol and the like, and the type thereof is not limited. Examples of plants from which such phytosterols are derived include soybeans, sunflowers, rapeseeds, sea buckthorns, etc., but it is preferable to use rapeseed or phytosterols derived from soybeans.

  In the present invention, it is preferable to use a polyhydric alcohol. Examples of such polyhydric alcohols include glycerin, diglycerin, 1,3-butylene glycol, dipropylene glycol and the like. In the cosmetic of the present invention, it is possible to adjust the feeling of use by adjusting the blending amount of these polyhydric alcohols.

  The cosmetic composition of the present invention may contain, in addition to the components described above, optional components used for ordinary cosmetic products and quasi-drugs as long as the effects of the present invention are not impaired. Specifically, oil agents, surfactants, thickeners, preservatives, perfumes, moisturizers, antioxidants, anti-inflammatory agents, antibacterial agents and the like can be mentioned.

  The formulation of the cosmetic of the present invention is preferably an emulsion, and more preferably an oil-in-water emulsion cosmetic.

  The cosmetic of the present invention can be prepared by a conventional method.

  The cosmetic of the present invention can be used, for example, in the form of lotions, emulsions, and ointments.

[Beauty method]
The cosmetic method of the present invention is a cosmetic method by performing massage while applying the above-mentioned cosmetic.

In the cosmetic method of the present invention, it is preferable to carry out twice daily, in the morning and in the evening. Moreover, it is preferable to perform this cosmetic method after using a lotion and a cream after conditioning the skin with cleansing water. The skin prior to application of the lotion may not have sufficient firmness improving effects because the skin has poor flexibility. When the emulsion or cream is applied, penetration of the cosmetic of the present invention into the skin may not be sufficient, and the improvement of firmness may not be observed.
In the cosmetic method of the present invention, the site of use is not particularly limited, but it is preferable to use it on the entire face, neck, and neck portion.

The example of the beauty method applied to the whole face is shown.
Place the appropriate amount of cosmetic on the forehead center, mass cheeks, and chin area.
(1) Using the index finger, the middle finger, and the belly of the ring finger as a starting point from the position of the cosmetic placed on the cheek, apply and spread a circle from the bottom toward the temple portion. Then use the same finger to move the finger aside so as to gently press it from the side to the side of the nose.
(2) Jaws Using the index finger, middle finger, and belly of the ring finger as a starting point at the position of the arranged cosmetic, spread while drawing a circle from the lower part to the parotid area. Then, using the same finger, move the finger sideways so that it gently presses outward from the center of the chin.
(3) Forehead, nose, eyebrows and eyes: From the position of the arranged cosmetic, the index finger, middle finger and ring finger are used to paint and spread while drawing a circle. Then, using the same finger, move the finger sideways so that it gently presses outward from the center of the forehead. Spread the top of the nose, the sides of the nose, and the lower part of the nose. After that, move the finger so that the eyelid area and the eyes also lightly push from the center of the face to both ends in the direction from the pier to the buttocks.

  The cosmetic method of the present invention does not include medical practice for humans. The method of the present invention can be performed by a cosmetic or pharmaceutical manufacturer, seller, makeup artist, beauty staff, or esthetician.

  EXAMPLES Hereinafter, the present invention will be specifically described by way of examples, but the scope of the present invention is not limited thereby. In addition, a compounding quantity is mass% unless there is particular notice.

  First, the preparation method of the plant extract used for an Example etc. is shown.

[Hockite Wuki extract]
The dried Hokiteuki root was minced. Subsequently, it was immersed in a 10 weight volume of 95% by volume ethanol aqueous solution for 2 weeks. The solution after filtration was collected, and the solvent was distilled off to obtain an extract powder. The yield was 0.5% by mass. The extract powder was diluted with an aqueous solution of 99% by volume ethanol so as to have a concentration of 0.25% by mass to obtain a Hokiteuki extract.

[Rome camomile extract]
The dried Roman chamomile flowers were immersed in a 10-fold volume of 95% by volume ethanol aqueous solution for 24 hours. The solution after filtration was collected, and the solvent was distilled off to obtain an extract powder. The extract powder was diluted with a 99% by volume aqueous ethanol solution so as to have a concentration of 0.5% by mass, to obtain a extract of Roman chamomile.

[Shaking extract]
The dried peony root was minced and immersed in a 10-fold volume of a 50% by volume aqueous ethanol solution for 2 weeks. The solution after filtration was collected, and the solvent was distilled off to obtain an extract powder. The extract powder was diluted with a 50% by mass aqueous solution of 1,3 butylene glycol to a concentration of 0.5% by mass with a 50% by mass aqueous solution of 1,3 butylene glycol to obtain a peony extract.

[Chouji extract]
The dried clove bud was minced and immersed in a 50% by volume aqueous ethanol solution for 2 weeks. After filtration, the solution was collected and used as a clove extract. The pure extract of Clove extract in the extract of Clove was 3.16% by mass.

[Shirobana lupine extract]
EXPANSCIENCE LABORATOIRES COLLAGENEER was used as an extract of white loner lupine.

[Plant extract mixture]
Twenty-five parts by mass of the extract of Hokokuiteuki, 1 part by mass of the extract of Roman chamomile, 100 parts by mass of the peony extract, 5 parts by mass of the extract of Choji, and 10 parts by mass of the extract of Scutellaria lupine were used as a plant extract mixture.

[Collagen mixture]
Mix 1250 parts by mass of acetylhydroxyproline, 25 parts by mass of glycine, 125 parts by mass of collagen-derived dipeptide, 25 parts by mass of collagen-derived tripeptide, and 0.15 parts by mass of water-soluble collagen having a weight average molecular weight of 300,000. It mixed so that it might become 2600 mass parts, and was set as the collagen mixture.

  The cosmetic preparation shown in Table 1 was used to prepare a cosmetic according to a standard method.

[Use test]
The use test was implemented using the cosmetics shown in Table 1.
The subject is 17 women (average age 47.2 years) aged 40 to 55, and the cosmetic is used twice a day on the face, before use, 4 weeks after use, skin elasticity (harness), keratinous water The amount and transepidermal water loss were measured. Regarding the method of use, 6 out of the 17 subjects instructed to massage while applying, and instructed to apply only to 11 people.

[Measuring method]
(1) Acclimation After the subject cleansed and cleaned his face, initial conditions were adjusted by acclimating for 15 minutes in a room adjusted at a temperature of 20 to 22 ° C. and a humidity of 45 to 55%, and measurement was performed.

(2) skin elasticity (harness)
<Skin elasticity evaluation>
The skin elasticity measurement was performed using a 2 mm or 4 mm probe of a Cutometer caliber of a multi-probe type skin measuring device (Cutometer DUAL MPA 580). Specifically, two cheek portions were measured, and using the obtained Uf value and Ur value, the average value of the results obtained by the following equation was calculated. The result using a probe with a bore of 2 mm was taken as the skin firmness value, and the result using the probe with a bore of 4 mm was taken as a skin firmness value.
Hari = Ur / Uf
Uf: Final extensibility (total displacement after 5 seconds)
Ur: Return extensibility (displacement to recover immediately after depressurization release)

(3) Keratinous water content Five points of the cheek were measured using SKICON-200EX, and the average value was defined as the keratin water content.

(4) Transepidermal water transpiration amount Two points of the cheek were measured using a vaporometer, and the average value was taken as transepidermal water transpiration amount.

  As shown in FIG. 1, the amount of keratinous water was significantly increased by the cosmetic method of performing the massage while applying the cosmetic of the present invention, as compared with the method of simply applying.

  As shown in FIG. 2, the amount of transepidermal water loss decreases and the state of the epidermis tends to improve by the cosmetic method of applying the cosmetic of the present invention while applying a massage, as compared with the method of simply applying it. Admitted.

  As shown in FIG. 3, according to the cosmetic method of applying a cosmetic of the present invention while applying the cosmetic, the firmness value of the epidermis was increased and the firmness of the epidermis was improved compared to the method of simply applying the cosmetic.

  As shown in FIG. 4, according to the cosmetic method of applying a cosmetic of the present invention while applying the cosmetic, the firmness value of the dermis was increased and the firmness of the dermis was improved as compared with the method of simply applying.

Claims (1)

The cosmetics method (except medical practice) which improves the firmness of skin including the step which massages, applying the cosmetics containing following (A)-(D) on a face once or more a day.
(A) collagen hydrolyzate and derivatives thereof, and one or more selected from amino acids constituting the collagen and derivatives thereof (B) quince seed extract (C) xanthan gum (D) phytosterol

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