The efficacy of Sour Date Seed Extract: 1. Has a sedative and hypnotic effect; 2. It can lower body temperature and resist convulsions; 3. The antihypertensive effect is obvious and continuous; 4. Anti-myocardial ischemia; 5. Can regulate blood lipids and improve coronary atherosclerosis; 6. Anti-arrhythmic effect; 7. Can improve cellular immunity.