Quercetin is a plant derived flavonoid found in fruits, vegetables, leaves & grains. Several studies have shown that quercetin may have anti-inflammatory & anti-oxidant properties. Dietary Supplement Cardiovascular Protection* 500 mg Quercetin is a flavonol and is a potent antioxidant , providing cardiovascular protection by reducing oxidation of LDL cholesterol.* Quercetin is one half of the rutin molecule, another flavonol, and is the more active antioxidant.* No wheat, no gluten, no soybeans, no dairy, no egg, no fish/shellfish, no peanuts/tree nuts. *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.