Sambucol® Black Elderberry Immune System Support* Dietary Supplement Original Formula (7.8 fl. oz.) ? Supports immune system ? Virologist developed ? Clinically tested ? Great tasting syrup ? 100% drug free ? Use daily for maximum benefit When winter starts wearing you down, give your system a boost with Sambucol®. Sambucol® is a unique extract of black elderberry, a centuries-old herbal remedy now recognized as nature's richest source of anthocyanins, a class of flavonoids that are thought to help stimulate the body's immune response. Sambucol®'s patented formulation preserves the potency of these powerful flavonoids, providing a dietary supplement with enhanced antioxidant effectiveness to help give your system the daily support it needs. Tested in clinical studies and trusted by millions worldwide, Sambucol® is the natural way to help your family stand up to winter's worst.