JPH11140497A - Catechin-containing soap - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a process for producing a soap giving low stimulation and having sterilizing effect, deodorizing effect and various other beneficial effects without compounding perfumery and colorant nor adding a quality stabilizer and an assistant such as edetate. SOLUTION: A pure soap compounded with a proper amount of catechin is effective for activating the skin to prevent the generation of spots and freckles, whitening the skin and preventing the generation of acne and rash and is safely usable even by a person affected by atopic disease and eczema. The above effects are caused by the remarkable development of effect by the aging-prevention action, bleaching action, sterilizing action, antibacterial action and antiallergenic action of catechin. The soap is also effective for suppressing the body smell by the deodorizing action.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a catechin-containing soap containing tea catechin (hereinafter referred to simply as "catechin") as a green tea component.

[0002]

2. Description of the Related Art Conventionally, soaps containing extracts such as herbs, citrus fruits, herbal medicines, flavors and pigments have been sold in order to increase the commercial value of the soaps. Further, there is a product which is sold under the name that the plant extract has a bactericidal effect and a deodorant effect.

[0003]

However, some plant extracts, such as herbs, citrus fruits and herbal medicines, incorporated in the above-mentioned soaps have an effective bactericidal effect, but have a deodorizing effect. There are only a few that work effectively, and many only have the odor of plant extracts or fragrances that only suppress the smell.

[0004] In addition, there is a problem that irritation to the skin is increased by blending a fragrance and a pigment, and further the skin is irritated by adding an auxiliary agent such as a quality stabilizer or edetate. Was.

[0005] The present invention has been made in view of the above problems, without adding a fragrance and a pigment,
Furthermore, it is intended to obtain various beneficial effects such as a bactericidal effect and a deodorizing effect without adding an auxiliary agent such as a quality stabilizer or edetate, and to obtain a method for producing a soap with little irritation. .

[0006]

Means for Solving the Problems As a result of intensive studies to solve the above-mentioned problems, if a suitable amount of catechin, which has been attracting much attention recently, is added to pure soap, the skin is activated and the generation of spots and freckles occurs. It has been found that it can be used to prevent whitening, to provide a whitening effect to whiten the skin, to prevent the occurrence of acne and pimples, and to be used with peace of mind for people with atopic diseases or eczema.

[0007] These are anti-aging effects of catechin.
This is because the effects of the bleaching action, bactericidal action, antibacterial action and antiallergic action are remarkable. It also has the effect of suppressing the generation of body odor by the deodorizing action.

[0008]

EXAMPLES Example 1 17.7% by weight of soap bar palm oil and 65.8% by weight of beef tallow were mixed and heated, and saponified with 14.0% by weight of sodium hydroxide. After the completion of the saponification, 2.0 wt% of sodium chloride was added to carry out salting out to obtain a neat soap. Further, the neat soap and catechin 0.5% by weight were used in a clutcher.
Was added little by little, followed by stirring and mixing to obtain a neat soap in which catechin was uniformly mixed. Further, the neat soap was poured into a metal frame, aged, and then cut. In addition,
In order to maximize the effect of catechin, the soap does not use any additives such as fragrances and pigments. Further, since catechin also has an antioxidant effect, no antioxidant is used. Example 2--Body Shampoo 8.0 wt% of coconut oil and 25.0 wt% of beef tallow were mixed and heated, and saponified with 14.0 wt% of sodium hydroxide. After completion of the saponification, 1.0 wt% of sodium chloride was added to carry out salting out to obtain a neat soap. Further, the neat soap, 1.0% by weight of sorbit and 0.5% by weight of catechin were added little by little by a clutcher and stirred and mixed to obtain a neat soap in which catechin was uniformly mixed. Further, the neat soap was mixed with water in a balanced manner.
The body shampoo contains no additives such as fragrances and pigments in order to maximize the effects of catechin. Further, since catechin also has an antioxidant effect, no antioxidant is used.

[0009] Ten subjects (atopy) randomly selected from the bar soap of Example 1, the body shampoo of Example 2, and a cosmetic soap containing a plant extract of a major manufacturer commonly used as a comparative example. If you have sexually illness or eczema), wash your face and body during bathing, and after 2 weeks, count the effects and see if they are effective.
Was obtained. However, as criteria, ◎: (effective for 8 or more persons), ：: effective (effective for 4 to 7 persons), Δ: uncertain (effective for 3 to 1 person), ×: There is no effect (no relevant person).

[0010]

[Table 1]

As is clear from the above Table 1, when the catechin-containing soap of the present invention was used, a very remarkable effect was observed in controlling acne and pimples. It was also found to be effective for those with atopic disease or eczema.
The whitening effect due to the prevention of spots and freckles and the bleaching effect did not show a remarkable effect because the test period was short, but it was reported that the test subjects still used the test after the test period. Has been sent.

[0012]

As described above, the use of the catechin-containing soap of the present invention has the following effects. Catechin has the effect of activating the skin and preventing spots and freckles by the antiaging effect of catechin. Catechin has a whitening effect to whiten the skin by the bleaching action. The bactericidal action and antibacterial action of catechin kills bacteria and suppresses growth, which is effective for acne and pimples. The bactericidal and antiallergic effects of catechin have the effect of recovering or alleviating the symptoms even in people with atopic disease or eczema. Catechin has the effect of suppressing body odor by the deodorizing action.

Claims (1)

[Claims] 1. A soap containing catechin, characterized by containing tea catechin, which is a green tea component.