Unique Synergistic Formula! Solgar’s Quercetin Complex includes the important bioflavonoid Quercetin in a synergistic formula with Ester-C Plus and Bromelain to provide unique antioxidant protection as well as natural seasonal support. Quercetin is found in onions and other foods. It possesses antioxidant properties which help to stabilize cell membranes. Ester-C Plus provides a patented‚ pH neutral (non acidic)‚ form of vitamin C that is gentle on the stomach. Ester-C Plus offers the additional benefits of incorporating acerola berry‚ citrus bioflavonoids‚ rutin and rose hips. This formula also features Bromelain‚ a natural enzyme derived from pineapple. These statements have not been evaluated by the Food and Drug Administration (FDA). These products are not meant to diagnose‚ treat or cure any disease or medical condition. Please consult your doctor before starting any exercise or nutritional supplement program or before using these or any product during pregnancy or if you have a serious medical condition.