- Helps Support Immune System*
- With Vitamin C Bioflavonoids
Found in apples, tea, grapes and other foods, quercetin is an antioxidant which can support your immune system.* Natrol® Quercetin adds a Citrus Bioflavonoid Complex.
Directions: Take 2 capsules, one time daily, with a meal.
*  Note: Unless otherwise noted, this product has not been evaluated by the Food and Drug Administration. Our natural products are not intended to diagnose, treat, cure, or prevent any disease.