The invention relates to a process for preparing digestion-promoting and stomach-reinforcing oral liquid, which is prepared from high technique super fine comminuted micrometer pine pollen, micrometer bee pollen powder, micrometer Ficus carica powder, micron haw powder, micrometer chicken's gizzard-skin powder, Filamentous fungi powder and micrometer radish seeds through grilling with water, filtering the dross, merging and concentrating the filtrate, cooling down, charging right amount of ethanol, homogenizing, dispensing 1-2 days, reclaiming ethanol, concentrating to obtain concrete, charging oligosaccharide powder, diluting with water, charging right amount of water, and filtrating. The invention achieves the functions of reinforcing spleen, promoting digestion, resisting fatigue, and improving human body immunity.