Composition having effect of improving skin moisturization, removing skin keratin, improving skin elasticity, inhibiting erythema, improving skin wrinkles or improving skin photoaging, containing ionone or salt thereof as active ingredient
A technology for improving skin and skin keratin, applied to a composition containing ionone or its salt as an active ingredient to improve skin moisturizing, exfoliate skin, enhance skin elasticity, inhibit erythema, improve skin wrinkles or improve skin photoaging It can solve the problems of non-reporting and achieve the effects of reducing evaporation, improving skin wrinkles and inhibiting erythema.
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[0090] 1. Wrinkle improvement effect of α-ionone using human skin fibroblasts
[0091] 1-1. Experimental method
[0092] 1) Cell culture
[0093] Human dermal fibroblasts (primary dermalfibroblast, normal, human, neonatal, ATCC No. PCS-201-010). Using fibroblast growth medium (promoted by Promo Cell, Germany, Heidelberg), the purchased cells were incubated at 37°C, 5% CO 2 grown in an incubator and used for experiments.
[0094] 2) Determination of the concentration of type Ⅰ procollagen C-peptide (Procollagen Type IC-peptide, PIP)
[0095] In order to study the biosynthetic performance of collagen, human fibroblasts were cultured at 1.0×10 6 The cells / well were dispensed into a 12-well plate, and α-ionone and vitamin C were added at a concentration of 100 μM, respectively. 2 Incubate for 24 hours in the incubator. After removing the medium in each well, wash once with phosphate-buffered saline (PBS), and then add 1 ml of phosphate-buffered saline, and wash at 20 mJ / c...
Embodiment 2
[0100] Example 2. Evaluation of skin wrinkle improvement, moisturizing and elasticity enhancing efficacy of α-ionone using mice
[0101] 2-1. Experimental method
[0102] 1) Preparation of experimental diet, feeding of experimental animals and ultraviolet irradiation
[0103] The 5-week-old female albino nude mice (Skh-1) used in this example were purchased from Orientbio Inc., Gyeonggi-do, Korea (Korea) and adapted to solid diet for 1 week. Expect. The experimental animals were divided into 4 groups, and 5 animals were assigned to each group for the experiment. The experimental groups used were divided into a normal control group not irradiated with ultraviolet light (-ultraviolet B), a ultraviolet irradiated group (+ultraviolet B), and a group ingested with α-ionone (αIO) or vitamin C (VitC) together with ultraviolet irradiation. During the feeding period, feed and water were freely ingested, the temperature was maintained at 22±1°C, the humidity was maintained at 60±5%...
Embodiment 3
[0142] Embodiment 3. Improve the functional test of skin wrinkles, skin irritation and exfoliation
[0143] 3-1. Nutritious cream containing α-ionone (experiment example 1) and nutrient cream not containing α-ionone (comparison Example 1) Preparation
[0144] table 3
[0145]
[0146] Among the components distinguished by the component numbers in the above Table 3, first, after dissolving components 1 to 8 by heating at 70°C, components 9 to 13 are dissolved and dispersed in component 14 and heated to 70°C. emulsification. Then, the above-mentioned emulsion was cooled to a temperature of 56°C, and thereafter, component 15 dissolved in component 9 dispensed was added and stirred, and cooled at room temperature to complete the preparation.
[0147] In Comparative Example 1 with respect to Experimental Example 1 described above, the composition and production method of the components other than α-ionone, which is Component 15, were prepared in the same manner.
[0148] ...
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