The invention relates to the technical field of food processing, in particular to a production method of selenium-enriched nutritive dry rice noodles. The method comprises the following steps of grinding selenium-enriched fagopyrum esculentum moench into fagopyrum esculentum moench powder for standby application, grinding dried nelumbo nucifera gaertn seeds and selenium-enriched dioscorea opposita into powder for standby application, selecting rice, soaking the selected rice, performing grinding to obtain rice pulp, steaming the pulp, performing drying, performing standing for cooling, performing cutting to obtain rice noodles, performing packing, performing warehousing and the like. The rice noodles processed by the method disclosed by the invention not only are high in selenium content, but also contain dietary fibers required for human bodies, can promote enterogastric peristalsis, loosen bowel to relieve constipation, prevent constipation and reduce absorption of fat by intestines, keep digestive systems healthy, effectively strengthen the immune system, and prevent cardiovascular diseases, cancer, diabetes and other diseases. The selenium-enriched nutritive dry rice noodles made by the method disclosed by the invention can effectively promote the metabolism of human bodies, and supplement selenium required by human bodies, are good in health-care effects, and are deeply loved by consumers.