| abstract |
The present invention relates to a sulfated cellulose excellent in hydrolysis resistance, which can be used as an active ingredient of an external preparation for skin produced with the intention of preventing, alleviating, ameliorating or curing atopic skin symptoms. Provided are a compound selected from the salts, and a dermatitis therapeutic agent and cosmetic using the same. A compound selected from sulfated cellulose obtained from crystalline cellulose and a salt thereof, a compound having a solubility in pure water at 20 ° C. of 3 g / L or more, a dermatitis therapeutic agent using the compound, and Cosmetics. [Selection figure] None |