abstract |
Provided is an agent for promoting hyaluronic acid production that has excellent hyaluronic acid production-promoting capability and is effective in the prevention of aging of human skin, particularly in the maintenance of skin firmness and elasticity, and in the prevention and treatment of arthritis etc., and also in the early treatment etc. of sunburn. The agent for promoting hyaluronic acid production provided by the present invention comprises Dioscorea esculenta or an extract thereof. The Dioscorea esculenta is used in the form of a dried power or tuber of the plant in the agent for promoting hyaluronic acid production of the present invention. |