Quercetin is a flavonoid present in many fruits, vegetables, and grains, recognized for its antioxidant and anti-inflammatory properties. Studies have explored the possibility of this nutrient ...

There is interest in using quercetin for a number of other purposes, but there isn't enough reliable information to say whether it might be helpful. Pregnancy and breast-feeding: There isn't ...

The researchers concluded that taking 162 mg of quercetin daily from red onion skin extract could help lower blood pressure, ...