The invention discloses anticancer health-care buckwheat flour which is characterized by comprising raw materials in parts by weight as follows: 320-340 parts of buckwheat flour, 20-24 parts of pearl barley meal, 30-35 parts of sweet potatoes, 40-50 parts of apricots, 5-7 parts of puerarin powder, 3-4 parts of egg white powder, 20-30 parts of broad beans, 2-3 parts of ground cinnamon, 5-6 parts of platycladi seeds, 1-2 parts of acorn powder, 20-25 parts of eggplant peel, 20-30 parts of cauliflower, 40-50 parts of kiwi fruit juice, 2-3 parts of yangtao actinidia root, 8-10 parts of vietnamese sophora roots, 6-7 parts of toona root bark, 4-5 parts of bock greenbrier rhizome and 8-9 parts of nutrition additives. The anticancer health-care buckwheat flour has the benefits as follows: buckwheat is taken as a main raw material, and raw-food materials and hygienical traditional Chinese medicine components such as pearl barley, sweet potatoes, apricot, puerarin and the like are added, so that the anticancer health-care buckwheat flour is reasonable and balanced in nutrition structure and rich and comprehensive in nutrition, has efficacy of stimulating appetite to relax intestines, descending qi, removing food retention, tonifying spleen, removing paralysis, clearing heat and pus and the like and has certain prevention function on cancer.