Advanced Botanical Fingerprint Technology™. Hydrastis canadensis. Discover Nature's Answer™. Alcohol Free. Gluten Free. Vegetarian / Vegan. Kosher. Goldenseal root (Hydrastis canadensis) one of the most popular American herbs has a long history of use by Native Americans. Today Goldenseal is frequently used for promoting healthy mucus membranes. In addition this bitter herb helps digestion and supports liver function.