Wyldewood Cellars offers 100% pure elderberry concentrate in a 12.5 oz size. Black Elderberry (Sambucus nigra) berries have many culinary uses including jams and syrups. They are also traditionally used to support immune health, especially during the winter season or when experiencing extra stress. As a dietary supplement, add 1 teaspoon of Elderberry Concentrate to water, or try it in sparkling water for a refreshing beverage!