In this paper, according to the Ministry of the Interior and the Department of Health statistical data, analyzes the life expectancy of compatriots and the status of senior citizens health. Take ”prevention” and ”health care” as a premise. from the seven kind of the common diseases of senior citizens, the diseases of circulatory system (cardiovascular), skeletal and muscular system, endocrine and metabolism, eye and ear, digestive system, urinary system, respiratory system and so on. according to various systems separately chooses the common diseases of senior citizens to explain its symptom, chooses suitable and simple Chinese medicated diet, and explains the needs of Traditional Chinese Medicine, the amount used, the function and the method to achieve the purpose of health care of senior citizens used Chinese medicated diet.