Olive leaves have been used in the human diet as an extract, an herbal tea and a powder. They contain many potentially bioactive compounds that have antioxidant, antihypertensive, antiatherogenic, anti-inflammatory, hypocholesterolemic and hypoglycemic properties - similar to olive oil benefits. More and more studies are proving that olive leaf is a powerful medicinal tool; olive leaf benefits include cardiovascular and immune system support, an increase in energy and promoting healthy blood pressure. olive lead is infused in order to stabilize blood sugar and control diabetes. Oleuropein because of its antiviral, antibacterial and antifungal properties. Studies have found that oleuropein, which is a polyphenol, is a potent antioxidant that lowers blood pressure naturally and prevents cardiovascular disease.