| abstract |
An object of the present invention is to provide a basement membrane care drug that promotes the production of type IV and / or type VII collagen in the skin to normalize the skin basement membrane structure or maintain the function / structure. And Type IV and / or comprising as an active ingredient one or more selected from the group consisting of hydrolyzed casein, pre-extract, beech sprout extract, erythrina extract, soluble eggshell membrane, cuckoo extract and western ivy extract Provided is a collagen production promoter of type VII collagen. [Selection figure] None |