Natural Factors – Quercetin

Natural Factors Quercetin 500 mg provides a concentrated source of the antioxidant quercetin, a potent bioflavonoid found in certain fruits, vegetables, and herbs. Quercetin is used in herbal medicine as a blood vessel protectant and supports cardiovascular and immune health. It is an effective supplement for adults who want to protect against oxidative stress and relieve seasonal allergies.

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