1. Quercetin may expel phlegm and arrest coughing, it can also be used as anti-asthmatic.
2. Quercetin is a powerful antioxidant.
3. Quercetin can reduce blood pressure, enhance capillary resistance, reduce capillary brittleness, lower blood lipids, expand coronary arteries, and increase coronary blood flow.
4.Quercetin to coronary heart disease and hypertensive patient also have adjunctive treatment effect.
5.Quercetin used to treat chronic bronchitis.

1.Applied in health products field.
2.Applied in pharmaceutical field.
3.Applied in food field.
4. Applied in cosmetic field.