Nature's Way Sambucus Immune Elderberry Syrup, Zinc & Vitamin C, Dietary Supplement, Unisex, 4 fl oz. Nature’s Way Sambucus Immune Syrup is crafted with a premium black elderberry extract, made from berries traditionally used for immune support.* This carefully formulated liquid supplement combines vitamin C and zinc to support immune system function, along with echinacea and propolis for a well-rounded approach to daily immune health support.* Our elderberry extract is sourced from select varie