Bioflavonoids work synergistically with Vitamin C, boosting its antioxidant properties. This precisely calibrated Nature's Plus formula blends Vitamin C & Bromelain with the potent bioflavonoid Quercetin. Natures Plus is committed to offering the best supplements available anywhere. Look for the Natures Plus The Energy Supplements logo as your guarantee of quality. Ingredients: Vitamin C (as ascorbic acid)300 mg Quercetin (from Saphora japonica leaf)250 mg Bromelain (60 gelatin disgesting units) (from pineapple fruit)100 mg Di-calcium phosphate, microcrystalline cellulose, stearic acid, silica & pharmaceutical glaze. These statements have not been evaluated by the Food & Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Hypo-Allergenic, Vegetarian, Contains no yeast, wheat, corn, soy or milk.