Dietary supplement. Hypoallergenic. Citrus free. Quercetin + C is a revolutionary, synergistic combination of Quercetin, a non-citrus bio-active bioflavonoid and corn-free Vitamin C. Quercetin is unique in that it is more potent than common bioflavonoid complexes and contains no citrus allergens. Quercetin + C Caps are easier to swallow and assimilate. Quercetin + C contains crystalline pure nutrients. The nutrients are the purest and highest quality obtainable. Well tolerated by the most highly allergic individuals. No tablet binders, coatings or colorings. Free of the most common allergens such as fish, corn, soy, yeast, barley, wheat, lactose (milk sugar) and all milk, citrus and egg products. No added flavorings, sugars, salt, artificial sweeteners, colorings, preservatives or salicylates.