| abstract |
The present invention relates to a composition for improving skin condition comprising an extract of the natural extract of Blueberry, Vaccinium uliginosum , as an active ingredient. The blueberry extract inhibits and eliminates free radicals generated in skin tissue as UV is irradiated to the skin, effectively inhibits tyrosinase activity, inhibits melanin production in melanocytes, and inhibits cytokine secretion in keratinocytes. Inhibiting, promoting the production of procollagen and inhibiting the degradation of collagen, etc., it can be usefully used to prevent photoaging of the skin due to ultraviolet rays, improve skin whitening and wrinkles. In addition, the blueberry extract of the present invention is suitable for use as an ingredient for improving skin wrinkles of cosmetics, health functional foods, and pharmaceuticals because the skin wrinkle improvement effect can be obtained even when applied to the skin or drinking. |