What is Olive Leaf Extract ? Olive Leaf Extract is a kind of Chinese herb extract. Oleuropein the main components of olive leaf extract(Herb extract) are iridoid bitter substances, and the most active ones are oleuropein and hydroxytyrosol. It is widely used as olive leaf extract in health products(Food Additive) and cosmetics. The main source of oleuropein is the olive tree (Latin name :Olea europaea L). English name for Olive, also known as the olive, oleannut, Alebu. Olive is an evergreen tree belonging to Olea family. Olea is a world-famous woody oil and fruit tree. The cultivated variety has high edible value and is rich in high quality edible vegetable oil -- olive oil. Olive is broad-leaved, single leaf opposite, the upper flowers are white, corolla 4 lobed, male and female 2, ovary 2 locules, each locule 2 ovules, drupe oil, oval. Bulk Olive Leaf Extract Olive Leaf Extract Bulk Hydroxytyrosol Powder…