Olive Leaf Powder Extract Hydroxytyrosol Specification:10%,20%,30%,40% HPLC Effective ingredients Description: Powder/ liquid, processed from leaves of Olea Europaea L. Introduction: Olive Extract Hydroxytyrosol has a powerful antioxidant properties. After gallic acid, hydroxytyrosol is believed to be one of the most powerful antioxidants. Its oxygen radical absorbance capacity is ten times higher than green tea, and two times higher than CoQ10. The olives, leaves and olive pulp contain a little levels of hydroxytyrosol. Studies have showed that low dose of hydroxytyrosol reduces the consequences of sidestream smoke-induced oxidative stress in rats.Package: 25kg per drum or as per required. Storage: Store in cool & dry place. Keep away from strong light & heat. Shelf life: Two (2) years when properly storedSUNBOW provides the following botanical extracts as our star products(All HPLC tested):-Olive leaf extract oleuropein 12% 20% 25% 40%-Olive leaf extract hydroxytyrosol 10% 20% 40%-Litchi hulls extract (Litchi Polysaccharides) 60% (with 50% OPC)-Goto Kola ( Centella Aisiatica) extract 10% 20% 90%-Luo Han Guo extract 25% 30% 50%-Giant Knotweed ( Polygonum Cuspidatum) extract resveratrol 50% 98%-Pomegranate skin extract Ellagic acid 40% 90%-Mango leaf extract Mangiferin 80% 90% 95%-Polygonum Multiflorum extract 50% 80% 95%