Here are 9 of the world's most popular herbal medicines, including their main benefits, uses, and relevant safety information. Echinacea. Echinacea, or coneflower, is a flowering plant and popular herbal remedy. ... Ginseng. ... Ginkgo biloba. ... Elderberry. ... St. ... Turmeric. ... Ginger. ... Valerian. More items... Feb 3, 2020