Effect of Korean Red Ginseng on Oxidation in Middle-aged and Elderly Sub-health Population

Inclusion Criteria: 1. 40-75 years old, male or female, Han nationality; 2. There was no history of major chronic disease or clinically active disease within 3 months before the study, including any cardiovascular, cerebrovascular, lung, kidney, liver, endocrine, digestive tract, nervous system or metabolic disease; Inflammation, psychosis, AIDS, tumor or traumatic injury, etc., and the disease history that the researcher judges to have an impact on the study; 3. According to the sub-health status evaluation questionnaire (shsq-25), ≥ 35 points can be judged as sub-health; 4. Agree to have no family planning or sperm donation plan during the trial and within 6 months after the end of the trial and voluntarily take effective contraceptive measures (avoid using contraceptives); 5. Cohabitants included only one subject; Those who sign the informed consent shall fully understand the test content, process and possible adverse reactions, and be able to communicate well with the investigator. Exclusion Criteria: 1. Those who need to take medicine (traditional Han Chinese medicine, western medicine, biological medicine) due to any major chronic disease or clinically active disease within 3 months before the study; 2. Obesity population (BMI index) (kg / m2) BMI ≥ 28KG / m2; Low body weight population (BMI index) (kg / m2) BMI \< 18.5kg/m2; 3. Vegetarians within 3 months before the study; 4. Those who took other antioxidant health products within 3 months before the study (vitamin health products or supplements; zinc and selenium health products or supplements; superoxide dismutase (SOD) health products; health products containing grape seeds, lycopene, flavonoids, astaxanthin, propolis, squalene, nicotinamide nucleoside, omega-3 or omega-6, etc.); 5. Those who took (or used) microecological regulators within 3 months before the study; 6. Those who drank more than 200ml of coffee per day (converted as pure coffee) within 3 months before the study; 7. Those who are known to be allergic to red ginseng ingredients, or who have a specific history of allergy (asthma, measles, eczema, etc.), or allergic constitution (such as those who are allergic to two or more drugs, food such as milk and pollen), or who have a history of food, drug hypersensitivity or allergic reaction judged by other researchers to have clinical significance; 8. Alcoholics (drinking more than 14 standard units per week. 1 standard unit contains 14g alcohol, such as 360ml beer or 45ml spirit with 40% alcohol or 150ml wine), or those with positive breath test within 3 months before the study； 9. Those who smoked more than 10 cigarettes per day in the 3 months before the study; 10. Those who have participated in or are participating in other clinical trials within 3 months before the study; 11. The investigator considered that there were other patients who were not suitable to participate in this study.