The invention discloses a corn flake capable of invigorating kidney and improving eyesight, mainly comprising the following raw materials in parts by weight: 30-55 parts of corn flour, 10-20 parts of soybean flour, 18-42 parts of oat flour, 1-3 parts of radix scrophulariae, 5-10 parts of morinda officinalis, 1-5 parts of cordyceps sinensis, 5-10 parts of medlars, 3-10 parts of red dates, 2-8 parts of maltodextrin, 5-10 parts of xylitol, 10-15 parts of maltitol and 0.1-0.4 part of malt essence. The product has the advantages of uniform granule, abundant nutrients, good taste, unique flavor and convenience for eating, integrates the health-care functions of the materials into a whole, has the effects of warming the kidney and strengthening the yang, tonifying spleen for nourishing qi, nourishing liver and the kidney, replenishing vital essence to improve the eyesight, strengthening muscles and bones and dispelling rheumatism, also has the effects of clearing away the heat and reducing the fire, nourishing the body fluid and reducing the levels of cholesterol and triglyceride which are contained in blood, thereby having a certain curative effect on hypertension and cardiovascular diseases; in addition, the invention has the effects of clearing away the heat and reducing the fire, moistening the dryness and relaxing the bowels, and resisting the cancers.