The present invention aims at disclosing a composition for treating allergy or tumor, which mainly includes the effective ingredients composed of the lactic bacteria and the Arab galactose, wherein both the lactic bacteria and the Arab galactose are the generally regarded as safe material verified and passed by the Food and Drug Administration of USA, and thus, have the characteristic of high diet safety； moreover, the composition of the two materials even has the synergistic function of lowering the IgE antibody quantity, IL-4, and IL-5 caused by the allergic diseases, thereby being able to improve or prevent the allergic soma and enhance the activity of the natural killer cell to poison the tumor cell and the secretion of IFN-gamma, which, therefore, has the efficacy of preventing occurrence of tumor and infected disease or auxiliary cure. The applicable scopes of the composition includes medicament, beverage, milk product, food and functional food areas, which can be made into the dosage type of capsule, powder, tablet or liquid, etc.本發明旨在揭示一種對抗過敏或腫瘤之組合物，其主要係包括乳酸菌與阿拉伯半乳糖所組成之有效成分，其中該乳酸菌及阿拉伯半乳糖兩者皆為美國食品藥物檢驗局所審核通過之一般公認安全物質，因此具有食用安全性高的特質，且此兩者之組合物更具有相互加乘以降低過敏性疾病所引起的IgE抗體量、IL－4、IL－5之功能，因此將可有效改善或預防過敏性體質，亦可提升自然殺手細胞毒殺腫瘤細胞的活性及IFN－gamma的分泌，因此具有預防腫瘤、感染疾病之發生或輔助治療的功效，該組合物可應用範圍包含藥品、飲料、乳品、食品及健康食品方面，並可製成膠囊、粉末或錠劑、液劑等劑型。
