The invention discloses healthcare food for comprehensively improving disorder of spleen and stomach and intestinal tract and preparation method of the healthcare food. The defects that the spleen and stomach and intestinal tract are not regarded as an organic integer to be comprehensively conditioned, the condition effect is not ideal, and the applicability is not strong in the prior art are overcome. The technical scheme is as follows: the food is characterized by comprising the following raw materials in parts by weight: 0.1-5 parts of galatooligosaccharide, 0.5-6 parts of fructo-oligose, 0.5-8 parts of polydextrose, 0.1-1.5 parts of dioscorea opposite extract, 0.1-2.5 parts of malt and 0.5-3 parts of red dates. The preparation method comprises the following steps: (1) taking the malt and red dates, removing impurities, cleaning, washing and drying the malt and red dates, and grinding into 60-80-mesh fine powder; (2) uniformly mixing the fine powder obtained in the step (1) with the galatooligosaccharide, the fructo-oligose, the polydextrose and the dioscorea opposite extract; (3) pelletizing the mixed fine powder by using edible alcohol with concentration of 90-95%; (4) sterilizing the particles for 1-1.5 hours at 60-75 DEG.C; and (5) screening the sterilized particles through a 60-80-mesh sieve, filling in a composite aluminum film bag to store so as to obtain the finished product.