To provide an epidermal cell-activating composition, enderonic fibroblast-activating composition or collagen production-promoting composition which activates epidermal cells to normalize their function and put their turnover in order, activates enderonic fibroblast to raise collagen production, thus keeps the skin healthy and is effective for preventing or ameliorating skin aging symptoms such as wrinkles and skin resilience decline due to various stresses including aging and ultraviolet radiation, and to provide a skin care preparation containing one or more of the compositions.
The epidermal cell-activating composition, enderonic fibroblast- activating composition or collagen production-promoting composition is obtained by including the extract of a plant (preferably, water extract) belonging to the genus Clintonia, Uvulariaceae family, either directly or by including the extract in a carrier or external preparation base. The skin care preparation is obtained by including one or more of said compositions.
YAMASHITA YUKI
TORII KOSUKE
FUJIMOTO SHINICHI