The invention discloses a nutritious food especially for diabetes patient and a manufacturing method. The nutritious food consists, according to the weight percentage, of 8 percent to 16 percent of tuckahoe, 8 percent to 16 percent of medlar, 8 percent to 16 percent of white hyacinth bean, 6 percent to 12 percent of semen phaseoli, 8 percent to 16 percent of tartary buck wheat, 3 percent to 10 percent of chitosan, 3 percent to 10 percent of dioscorea opposite, 3 percent to 10 percent of coix seed, 3 percent to 12 percent of isolated protein of peanut, 1 percent to 5 percent of whey condensed protein, 3 percent to 10 percent of sealwort, and 3 percent to 10 percent of polygonatum. The above nutritious food also consists of one or a plurality of kinds of the following componets: 0.5 percent to 2 percent of spirulina platensis, 0.5 percent to 2 percent of low ester pectin, 1 percent to 5 percent of cinnamon, 1 percent to 5 percent of cactus, 1 percent to 5 percent of balsam pear, 0.04 percent to 0.2 percent of tea polyphenols, 0.03 percent to 0.05 percent of zinc gluconate, 0.0001 percent to 0.0005 percent of sodium selenite, 1 percent to 4 percent of milk calcium, 0.2 percent to 0.8 percent of magnesium carbonate, 0.1 percent to 0.5 percent of vitamin C, 0.01 percent to 0.05 percent of vitamin B1, and 0.01 percent to 0.05 percent of vitamin B2. The invention has a double regulation function of the blood sugar of diabetes patients, helps diabetes patients to keep the relative stability of the blood sugar, and at the same time reduces the sense of hunger, thus beneficial to lose weight and reduce blood fat. The invention supplements nutrition and is beneficial to cooperate with the diet control and treatment of diabetes patients.