Abstract: Provided is a method of improving skin condition by applying to the skin of a subject a cosmetic composition comprising black yeast-derived exosomes as an active ingredient and thereby improving the skin condition, particularly skin elasticity improvement, skin wrinkle reduction, skin texture improvement, skin tone improvement, skin brightness improvement, skin regeneration, skin moisturization, and/or whitening.

Abstract: The present invention relates to cosmetic, food, and quasi-drug compositions having antioxidant, anti-inflammatory, and wrinkle or elasticity improvement effects, comprising citrus peel extracts as an active ingredient, which increase phenolic compounds, increase the generation of flavonoid aglycones, and reduce furanocoumarin, a harmful substance, a method for preparing the same, and citrus peel extracts prepared by the method. The present invention has excellent antioxidant, anti-inflammatory, and wrinkle or elasticity improvement effects, and thus can be used as a cosmetic composition, a food composition, and a quasi-drug composition that are safe for the skin and have excellent skin condition improvement effects.

Abstract: Provided are a composition including a steamed Glycyrrhiza sp. extract with increased glycyrrhetinic acid contents as an active ingredient, a method of improving the skin, the method including the step of applying or administering the composition to an individual, a method of preparing the composition, and a Glycyrrhiza sp. extract prepared by way of the method. The present invention has excellent antioxidant, whitening, anti-inflammatory, skin revitalization, and regeneration effects, and is thereby used as a cosmetic composition, a food composition, or a quasi-drug composition that is safe for the skin while having an excellent effect of improving skin conditions.

Abstract: The present invention relates to a composition including plant extracts. The composition according to the present invention has a blood circulation improvement effect by restoring nitric oxide (NO) reduced by oxLDL, has a cholesterol improvement effect by inhibiting cholesterol synthesis, has an anti-obesity effect by promoting breakdown of triglycerides, has an immune function improvement effect by increasing interferon gamma, has a female menopause improvement effect by activating estrogen signaling, has an anti-allergic effect by inhibiting IgE that causes allergies, has a blood glucose control effect by promoting intracellular glucose uptake, has a cognitive function improvement effect by inhibiting beta-secretase activity, has a liver health improvement effect by restoring liver cell viability decreased by alcohol (ethanol) treatment, and has an andropause improvement effect by activating androgen signaling.

Abstract: The present invention relates to a composition comprising plant extracts. The composition according to the present invention has a skin whitening effect by reducing the total amount of melanin and tyrosinase activity in melanocytes of the skin, promotes skin regeneration and increases skin elasticity or reduces skin wrinkles by promoting collagen synthesis and inhibiting collagenase activity in fibroblasts of the skin, has an anti-inflammatory effect or a skin soothing effect by inhibiting NO generation, increases the amount of moisture in the skin and has a moisturizing effect by promoting generation of hyaluronic acid in fibroblasts, and has an antioxidant effect by scavenging free radicals. In addition, since the composition of the present invention exhibits a broad antibacterial effect against various bacteria, the composition may be used as a cosmetic composition, a pharmaceutical composition, a skin external preparation, or a food composition.

Abstract: An extract of Lilium hansoni Leichtlin ex Baker, according to the present invention, exhibits a whitening effect by inhibiting the expression of tyrosinases and reducing the total amount of melanin, reduces wrinkles and improves skin elasticity by promoting collagen synthesis of fibroblasts in the skin and inhibiting the activity of collagenases, exhibits an effect of anti-glycation that inhibits glycation, exhibits a skin moisturization effect by promoting the synthesis of hyaluronic acid, exhibits an effect of improving skin texture by reducing skin roughness, and exhibits effects of irritation relief and relief of stinging, itching, burning sensations and the like, thereby being usable in the preparation of cosmetic products, pharmaceuticals and foods.

Abstract: The present disclosure relates to a composition for inhibiting neurotransmitter secretion by inhibiting membrane potential generation of the nerve. The composition of the present disclosure has a synergistic effect related to inhibition of SNARE complex formation, and thereby, it can prevent active secretion of neurotransmitters, and thus can reduce muscle contraction to improve skin wrinkles.

Abstract: The present invention relates to a composition comprising kakkalide. In addition, the composition of the present invention comprising kakkalide can be variously used for brightening the skin, improving wrinkles in the skin, moisturizing the skin, inhibiting bacteria in the skin, preventing hair loss, or promoting hair growth.

Abstract: Disclosed is a cosmetic composition including a Dendrobium candidum flower extract, and specifically relates to a cosmetic composition having an excellent skin improvement effect such as wrinkle improvement, skin brightening, skin trouble improvement, skin moisturizing, etc. Also disclosed is a quasi-drug composition and a food composition, which include a Dendrobium candidum flower extract. The cosmetic composition, which includes a Dendrobium candidum flower extract as an active ingredient, is excellent in wrinkle improvement, skin brightening, skin trouble improvement, or skin moisturizing effect. Specifically, the composition is excellent in collagen synthesis promoting effect, melanin production inhibitory effect, anti-inflammatory effect, and moisturizing effect, and has high utility as a cosmetic composition for wrinkle improvement, skin brightening, skin trouble improvement, or skin moisturizing.

Abstract: The present invention relates to a composition for preventing or improving wrinkles, which comprises a Symplocarpus foetidus extract or a fraction thereof as an active ingredient. Specifically, the present invention relates to a cosmetic composition, a food composition, a pharmaceutical composition, and a quasi-drug composition, which comprise a Symplocarpus foetidus extract or a fraction thereof as an active ingredient; and to a method for improving wrinkles, comprising administering the composition comprising a Symplocarpus foetidus extract or a fraction thereof to a subject excluding humans.

Abstract: A cosmetic composition comprising a Dimocarpus longan Fruit, Vitex trifolia Fruit and/or Aquilaria agallocha Stem extract as an active ingredient. The cosmetic composition has excellent effects in enhancing skin elasticity, improving wrinkles, moisturizing skin or improving skin troubles. Further, food composition and a quasi-drug composition comprising a Dimocarpus longan Fruit, Vitex trifolia Fruit and/or Aquilaria agallocha Stem extract as an active ingredient are provided.

Abstract: The present invention relates to a composition for promoting collagen synthesis and a composition for external application to skin which includes the collagen synthesis promoting composition. The collagen synthesis promoting composition includes, as an effective component, at least one selected from the group consisting of compounds represented as: wherein R is hydrogen, a methoxy group, or a 3-methyl-2-butenyl group. The composition for external application to skin includes at least one collagen synthesis promoting component selected from the group consisting of compounds represented by above.

Abstract: The present invention relates to a composition for promoting collagen synthesis and a composition for external application to skin which includes the collagen synthesis promoting composition. The collagen synthesis promoting composition includes, as an effective component, at least one selected from the group consisting of compounds represented as: wherein R is hydrogen, a methoxy group, or a 3-methyl-2-butenyl group. The composition for external application to skin includes at least one collagen synthesis promoting component selected from the group consisting of compounds represented by above.

Abstract: The invention relates to 5,15-diacetyl-3-benzoyllathyrol compound and a skin whitening composition containing the same. Since the composition of the invention contains 5,15-diacetyl-3-benzoyllathyrol as a melanine production inhibitor, it is excellent in inhibiting pigment stagnation and improving the discoloration of the skin or freckles. In addition, since it does not induce a secondary effect, it has excellent stability.