Hydroxytyrosol

Olive leaf extract is an antioxidant-rich herbal preparation. Its antioxidant capacity surpasses those of green tea and vitamin C. The primary antioxidants in olive leaf extract are oleuropein and hydroxytyrosol. Other antioxidants include polyphenols and flavonoids. It is used to treat viral infections such as influenza, swine flu, common cold, herpes adn hepatitis B