Also known as black elderberry or Sambucus nigra, this plant has potent antioxidant properties due to the flavonoid compounds naturally present. Elderberry also has skin-soothing effects.
References for this information:
Journal of Agricultural and Food Chemistry, September 2010, pages 143-146; and December 2004, pages 7,846-7,856
Free Radical Biology and Medicine, July 2000, pages 51–60