Sambucol Black Elderberry Extract helps support the immune system to help you and your family stay healthy. Made from black elderberries, Sambucol has twice the natural antioxidant capacity of blueberries and more than 50% the overall antioxidant capability of cranberries. Antioxidants support the immune system by helping neutralise the harmful effect of free radicals. Sambucol has a unique formulation and extraction process which preserves and maximises the naturally occurring health benefits of the berry. The elderberries that give Sambucol its unique properties have been carefully sourced to ensure that they are of the highest quality, thus maximising the natural benefits of the berries. The unique formulation and extraction process also preserves and maximises this naturally occurring health benefit.