Before modern medicine was invented, our ancestors were herbalists. Ancient Egyptians, Chinese, Greek, Romans, and Native Americans all used plant materials at different points in history for medicinal purposes. In fact, archeological evidence shows that the earliest uses of herbal medicine, or “phytomedicine,” as some people call it, date back to the Paleolithic age, some 60,000 years ago. One of the most popular medicinal plants at the forefront of ancient and modern herbalism is the elderberry. More than 2,000 years...