• Title/Summary/Keyword: Epidermal water loss content

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The Effect of Miso Facial Acupuncture on Facial Reduction and Improvement of Skin Condition (미소안면침의 얼굴 축소 및 피부상태 개선 효과)

  • Kwon, Gi-Sun;Kim, Jung-Hee;Lee, Kyeong-A;Lee, Soo-Jung;Song, Jeong-Hwa;Song, Choon-Ho;Youn, Hyoun-Min;Jang, Kyung-Jeon;Kim, Cheol-Hong
    • Journal of Acupuncture Research
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    • v.29 no.4
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    • pp.7-18
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    • 2012
  • Objectives : The purpose of this study is to evaluate the effects of Miso facial acupuncture on facial reduction and improvement of skin condition. Methods : From March to May 2012, 20 women in their twenties to forties with no facial diseases were recruited. Miso facial acupuncture was performed on the both side of their face twice a week, total seven times. The 3D face photographs of each participant were checked 5 times ; before treatment, after 1st treatment, 4th treatment, 7th treatment and 10 days from the last treatment using RS-400FL(Morpheus Co. Korea) and REAL FACE. The surface distances of the 4 lines on the face were measured using Renai MEF program. The improvement of skin condition was evaluated by water content, trans epidermal water loss(TEWL), erythema index and melanin index using MPA 5. They were checked 4 times ; before treatment, 4th treatment, 7th treatment and after 10 days from the last treatment. We analyzed data using Paired t-test(p<0.05) and Wilcoxon signed rank test(p<0.05). Results : One case was dropped out due to pain and edema after 4th treatment. The surface distances of the 4 lines on face were significantly reduced and maintained after 10 days from last treatment. Water content was significantly increased and maintained after 10 days from last treatment. TEWL was significantly decreased. Erythema index was significantly decreased from the 3rd evaluations. Melanin index was slight decreased with no significance at the 2nd evaluations. Conclusions : These results show that Miso facial acupuncture can reduce sizes of the face and improve skin condition such as water content, TEWL and erythema index except melanin index.

Korean native wild herbal-based functional ingredient for skin health: Agatri® (Agastache rugosa extract) (피부 건강을 위한 국내 자생 천연 식물 원료: Agatri® (배초향 추출물))

  • Kim, Sang Woo
    • Food Science and Industry
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    • v.53 no.4
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    • pp.382-389
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    • 2020
  • "Eating cosmetic" market comes to prominence worldwide. Inner Beauty has established itself as the top trend nowadays and is leading the health functional food market. Another noticeable trend other than beauty-from-within is that products using "plant-based" natural botanical raw material are increasing. Based on these trends above, we have developed a plant extract named Agatri® for skin health using Agastache rugosa. By ingesting Agatri®, it is expected that the formation of skin wrinkles is suppressed, and skin elasticity is increased by suppressing the decrease in collagen content caused by ultraviolet rays. At the same time, it is possible to prevent skin aging by improving skin hydration and trans-epidermal water loss (TEWL). The studies show that it significantly increased production of hyaluronic acid and collagen, and decreased production of matrix metalloproteinases (MMPs). And Agatri® has been approved as an "Individually recognized functional ingredient for skin health by the Ministry of Food and Drug Safety, Korea in 2020. As a result, Agatri® is a good solution for those who are in need of skin protection from exposure to UV and aging.

Inhibitory effect of Mojaban (Sargassum fulvellum) extract on ultraviolet B-induced photoaging in hairless mouse skin (무모 마우스 피부에서 모자반 추출물의 자외선비(ultraviolet B)에 의해 유도된 광노화 억제 효과)

  • Rhim, Dong-Bin;Kim, Changhee;Hwang, Jae-Kwan
    • Korean Journal of Food Science and Technology
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    • v.52 no.5
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    • pp.467-475
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    • 2020
  • Ultraviolet radiation is a major cause of photoaging, characterized by wrinkle formation and skin dehydration. Mojaban (Sargassum fulvellum), belonging to the brown algae of the Sargassaceae family, exerts anti-inflammatory, antioxidant, and anti-atopic activities. Particularly, Mojaban extract alleviated ultraviolet B (UVB)-induced inflammatory responses in human keratinocytes and BALB/c mice. Here, the dorsal skin of hairless mice was exposed to UVB for photoaging. The mice were administrated 300 mg/kg Mojaban extract (S. fulvellum extract; SFE) daily. Phenotypically, SFE reduced wrinkle formation and epidermal thickness and increased skin elasticity. SFE increased hydroxyproline content by upregulating the expression of collagen-related genes and downregulating matrix metalloproteinase expression. Furthermore, SFE increased skin moisture content and inhibited transepidermal water loss. SFE upregulated the expression of involucrin, loricrin, and transglutaminase for cornified envelope formation as well as the expression of filaggrin and caspase-14 for natural moisturizing factors. Collectively, SFE may be employed as a nutraceutical ingredient for anti-photoaging.

Study on Changes of Hair and Scalp Characteristics by Keratin Peptides (케라틴 펩타이드에 의한 모발 및 두피 특성 변화 연구)

  • Nam, Gaewon
    • Journal of the Society of Cosmetic Scientists of Korea
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    • v.45 no.4
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    • pp.353-361
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    • 2019
  • Using Fervidobacterium islandicum AW-1, keratin peptides were produced and confirmed factors related to the scalp and hair. The cytotoxicity and proliferation tests as a function of the concentration of the keratin peptide did not show toxicity and effect on the cellular proliferation in the immortalized human hair dermal papilla cell line. Hair shampoos and hair essences containing keratin peptides were produced, and conducted human patch test. Result showed no skin irritation. The shampoo and the essence were apploed to 2 groups of 30 healthy adults for 4 weeks and showed statistically significant positive results for gloss, hair loss, scalp trouble, and hair roughness by visual assessment. The scalp water content was significantly increased after 2 and 4 weeks compared to before using the shampoo or the essence. Trans-epidermal water loss (TEWL) and the sebum secretion amount in the scalp were significantly decreased after 4 weeks compared to before. The frictional force against combing before and after using the hair shampoo and the essence for normal hair tress and damaged hair tress was significantly changed. The combing force was increased for normal hair tress and decreased for damaged hair tress. In conclusion, we suggest that keratin peptides are appropriated as cosmetic ingredients to be used in hair and scalp related products.