Quercetin 500mg by Solaray 90 Capsule Quercetin is one of the most well-known non-citrus bioflavonoids. Bioflavonoids are intended to provide antioxidant activity and nutritive support to help maintain normal capillary permeability. The human body cannot manufacture bioflavonoids and therefore must receive its supply through supplementation or diet. Size 90ct 500mg Directions As a dietary supplement take 1 capsule twice daily with a meal or glass of water. Serving Size 1 Capsule 90 Servings per container Ingredients Amount per serving Daily Value + Total Carbohydrate 0.5 g 1 Quercetin 500 mg Key to Ingredients Daily Value not established. + Percent Daily Value is based on a 2 000 calorie diet. Values differ depending on age Values differ depending on age Other Ingredients Gelatin (capsule) cellulose stearic acid and silica Other See product label for more information.