It has high antibacterial and antiviral effects and strong antioxidant capacity. Oleuropein has the ability to soothe vascular smooth muscle, lower blood pressure, increase blood flow, alleviate arrhythmia, reduce the oxidation of low density lipoprotein, and prevent coronary heart disease. , atherosclerosis; olive bitterness improves autoimmune disorders, such as rheumatoid arthritis, asthma, lupus, etc.; olive bitter has the pharmacological effects of lowering blood fat and lowering blood sugar.