Natural Factors Quercetin 500 mg 60 vegetarian Capsules

Quercetin is one of the most well-known antioxidant bioflavonoids. As a free radical scavenger, quercetin helps support healthy sinus, respiratory, and immune system function.* Suggested Use 1 capsule per day or as directed by a health professional. *Information on this site has not been evaluated by the Food and Drug Administration. Products are not intended to diagnose, treat, cure, or prevent any disease.