COMPOSITION FOR IMPROVING ATOPIC DERMATITIS COMPRISING EXTRACT OF QUERCUS VARIABILIS WHICH IS EXTRACTED FROM WOOD CHIP OF QUERCUS VARIABILIS OBTAINED BY STEAM EXPLOSION TREATMENT

摘要

PURPOSE: A composition containing Quercus variabilis extract is provided to treat atopic dermatitis without toxicity. CONSTITUTION: A composition for treating atopic dermatitis contains Quercus variabilis extract as an active ingredient, prepared using solvent. Quercus variabilis is treated at 20-30 kg/cm for 2-15 minutes. The composition is a cosmetic, pharmaceutical, or functional food composition. The cosmetic composition is manufactured in the form of a solution, suspension, emulsion, paste, gel, cream, lotion, powder, soap, surfactant-containing cleansing, oil, powder foundation, emulsion foundation, wax foundation, or spray.