| abstract |
PROBLEM TO BE SOLVED: To improve the ability to synthesize proteins constituting an extracellular matrix such as collagen and laminin by acting on skin cells, or to suppress the melanin synthesis ability, such as proteins and pigments related to skin aging Production regulators that regulate the production of ingredients such as With regard to an external preparation for preventing skin aging which has an excellent effect of suppressing wrinkles and pigmentation by blending such a production regulator, collagen or Promotes the synthesis of laminin and other extracellular matrix proteins, or suppresses the production of melanin, thereby preventing the occurrence of wrinkles, spots and freckles in the skin due to aging, or the generated wrinkles, spots and freckles It is an object of the present invention to provide an external preparation for preventing skin aging that reduces and realizes smooth, fresh and youthful skin. A hydrolyzate of cyanobacteria is contained. [Selection figure] None |