The present invention provides a composition for manufacturing an adjuvant for cancer patients receiving chemotherapy. The composition of the invention mainly contains a soybean fermented extract, a green tea extract, spirulina, turmeric extract, Antrodia camphorata mycelium, and a grape seed extract. The composition of the invention provides the effects of inhibiting occurrence and canceration of colon polyps, enhancing effectiveness of chemotherapy including extending survival of cancer patients, particularly progression-free survival and/or reducing side effect caused by chemotherapy. The composition of the invention also provide anti-inflammatory activities, which is effective in reducing production of inflammatory mediators such as prostaglandin E2 (PGE2), nitric oxide (NO), tumor necrosis factor-alpha (TNF-alpha) and interleukin-6 (IL-6).本發明提供一種用於製造供化療癌症患者使用的輔助治療劑的組合物。本發明的組合物主要含有大豆發酵萃取物、綠茶萃取物、螺旋藻、薑黃萃取物、樟芝菌絲體和葡萄籽萃取物。本發明組合物提供抑制大腸息肉發生及癌化、提高化療的效果,包括延長癌症患者存活期,尤其是無惡化存活期及/或減少化療引起副作用的作用。本發明的組合物還提供抗發炎活性,其有效地減少發炎介質如前列腺素E 2(PGE 2)、一氧化氮(NO)、腫瘤壞死因子-α(TNF-α)和白細胞介素-6(IL-6)生成。