The invention discloses a health food for preventing and treating articular cartilage defects and a use thereof. The health food comprises, by mass, 4-51 parts of brown rice, 0-20 parts of purple sweet potatoes, 5-10 parts of fructus psoraleae, 0-8 parts of achyranthes root, 0-8 parts of bark of eucommia, 5-10 parts of rhizoma drynariae, 1-5 parts of semen cuscutae, 5-10 parts of dry rehmannia root, 1-5 parts of white peony root, 1-5 parts of radix astragali, 5-15 parts of radix angelicae sinensis, 5-10 parts of dried orange peel, 0-5 parts of peach seeds and 1-5 parts of licorice root. An experiment proves that the health food has a function of obvious restoration of articular cartilage defects, can be used for preventing and treating articular cartilage defects, can protect joints and improving physique through long-term eating and provides the optimal approach for articular cartilage defect prevention and treatment.