PURPOSE: A bathing composition for treating and alleviating atopy is provided to enable penetration into dermis as well as epidermis without side effects, to remove toxicity, and to treat and alleviate atopic dermatitis. CONSTITUTION: A bathing composition for treating and alleviating atopy contains extracts of Angelica gigas Nakai, Astragalus membranaceus BUNGE, Dioscorea batatas, Taraxacum platycarpum, and Eriobotrya japonica Lindl. as active ingredients. The bathing composition contains 1-20 wt% of Angelica gigas Nakai, 1-20 wt% of Astragalus membranaceus BUNGE, 1-20 wt% of Dioscorea batatas, 10-40 wt% of Taraxacum platycarpum, and 10-40 wt% of Eriobotrya japonica Lindl. The bathing composition additionally contains one or more additives selected from among herbs, perfumes, pyroligneous liquor, charcoal, and dyes. A method for manufacturing the bathing composition comprises the steps of: extracting Angelica gigas Nakai, Astragalus membranaceus BUNGE, Dioscorea batatas, Taraxacum platycarpum, and Eriobotrya japonica Lindl. with hot water; and drying the hot water extract. [Reference numerals] (AA) Normal (normal group); (BB) PI-control (control group); (CC) PI-composition (100ug/ml); (DD) PI-composition (200ug/ml)본 발명은 당귀, 황기, 산약, 포공영 및 비파엽의 추출물을 유효성분으로 함유하는 아토피 치료 및 개선을 위한 입욕제 조성물에 관한 것이다. 본 발명에 의한 아토피 치료 및 개선을 위한 입욕제 조성물은 부작용이 없으면서 표피뿐만 아니라 진피까지 침투하여 독소를 제거하고 아토피 피부염을 치료 및 개선할 수 있다는 장점이 있다.