The present invention relates to nutrient food, and is especially one kind of nutrient food capable of preventing cataract and muscae volitantes and its making process. The nutrient food is made with carrot, pumpkin, wolfberry fruit, chrysanthemum, corn, sugar and perfume in certain proportion. The making process includes the steps of weighing materials, stoving and grinding corn into 120 mesh fine powder, soaking and crushing wolfberry fruit, chrysanthemum, carrot and pumpkin, decocting to obtain decoction, letting stand, filtering and concentrating to obtain extractum, mixing the extractum, corn powder, sugar and perfume, and drying to obtain dry granule or solid. The present invention contains rich vitamins and other nutritious components, and can reduce the turbidity of crystalline lens and vitreous body to prevent cataract and muscae volitantes.