The invention provides a food composition for tumor patients. The food composition consists of poria cocos, colla corii asini, dark plum, galangal, radix angelicae, peach kernel, liquorice, barbary wolfberry fruit, glossy privet fruit, lily, rhizoma polygonati, radix polygonati officinalis, Chinese yam, colla corii asini, longan aril, semen armeniacae amarae, Chinese date, hawthorn, clove, dandelion, sea cucumber, bean pulp and nutrient supplement selenium, wherein each component contains a plurality of anticancer factors with different functions; several components further have the effects of reducing blood pressure, blood sugar and blood fat. Except for the conventional nutrients and the plurality of anticancer factors of protein, fatty acid, polysaccharide, dietary fiber, mineral substance and vitamin, the food composition further contains a plurality of components with such pharmacologic actions as qi supplement, blood replenishment, stomach invigoration, spleen protection, spleen and stomach warming, cold dispelling, damp clearing, diuresis promotion, cough relieving, sputum reduction, adverse-rising energy calming, vomiting prevention, heat clearing and poison removal. The food composition for the tumor patients can exert the synergic effect of the anticancer factors in all the components to the greatest degree through the reasonable composition so as to help the tumor patients to prevent and resist cancers, and can comprehensively satisfy the dietary therapy demands and recovery conditioning of the tumor patients. All the selected components are edible materials without toxic or side effects on human bodies, and can be eaten for a long time.