Preventive or remedy for arthritis

摘要

An object of the present invention is to provide a preventing agent or a treating agent for arthritis or to provide foods and drinks, additives for foods and drinks, feeds or additives for feeds for prevention or treatment of arthritis. In order to achieve the above object, the present invention provides a preventing or treating agent for arthritis or foods and drinks, additives for foods and drinks, feeds or additives for feeds for prevention or treatment of arthritis comprising plant belonging to the genus Hydrangea or an extract of the plant and amino sugar or a salt thereof and/or glycosaminoglycan or a salt thereof as active ingredients.