Wellness Elderberry Liquid Extract is a potent combination of the berries and flowers of the black elder tree (Sambucus nigra). Elderberries contain bioflavonoids and anthocyanins, which positively influence cell function. The Wellness Family of products is designed to support the body's defense system when under physical stress. Source Naturals was created in 1982 to support each individual's potential to enjoy optimal health. Source Naturals' comprehensive Bio-Aligned Formulas help bring the power of alignment to your body. When formulating, we evaluate the underlying causes of system imbalances, and then provide targeted nutrition to interdependent body systems. Our line of more than 600 products also includes well-researched, single entity nutrients in their highest quality and most bioavailable forms.