The invention discloses a nutritive noodle and a production method thereof. The nutritive noodle is prepared from the following raw materials in parts by weight: 40 to 50 parts of flour, 20 to 30 parts of buckwheat powder, 10 to 20 parts of sweet potato starch, 5 to 10 parts of pueraria powder, 5 to 10 parts of Chinese yam, 1 to 3 parts of dietary alkali, 10 to 20 parts of cucumber juice and 10 to 20 parts of water. The production method comprises the following steps: preparing the raw materials, then mixing the flour, the buckwheat powder, the sweet potato starch, the pueraria powder, the Chinese yam, the dietary alkali, the cucumber juice and the water according to the proportion, stirring, curing and processing into a fine dried noodle according to a conventional process. The noodle produced by the production method disclosed by the invention is abundant in nutrition, attractive in appearance and good in mouthfeel; after the nutritive noodle is eaten for a long time, heath care and dietary therapy actions are realized; the nutritive noodle is particularly suitable for sub-health population to eat for a long time.