| abstract |
A composition comprises, as an active ingredient, a cell body of a lactic acid bacterium belonging to Lactobacillus paracasei, a cultured product or fermented product thereof, or a polysaccharide produced thereby is effective in preventing or improving type IV allergy and can be used as a food or drink, a medicine, a feed, and a cosmetic product, for the prevention or improvement of particularly contact dermatitis. |