COMPOSTION FOR REDUCING IRRITATION AND INFLAMMAION IN SKIN COMPRISING EXTRACTS OF ASTRAGALUS MEMBRANACEUS

摘要

PURPOSE: A skin irritation or dermatitis alleviating composition including Astragali Radix extracts is provided to Promote proliferation of skin dermis cells and to have protective effects on UVB. CONSTITUTION: A skin irritation or dermatitis alleviating composition includes Astragali Radix extracts as active ingredients. The Astragali Radix extract is extracted by water, C1-2 lower alcohol or a mixed solvent thereof. The C1-2 lower alcohol is methanol or ethanol. The skin stimulant is itching, erythema, edema, or skin irritation. The skin inflammation is atopic dermatitis, contact dermatitis, seborrhea or pimple. The Astragali Radix extract suppresses the expression or activation of the NF-κB. The cosmetic composition improves or prevents wrinkles or aging caused by the dermatitis. An external for preventing or improving skin irritation or dermatitis includes the Astragali Radix extract as the active ingredient.