Premium Herbal Non GMO Project Verified Dietary Supplement Certified Authentic Tru-ID Vegetarian Health through the power of nature, that's what it means to Trust the Leaf. Siberian Eleuthero (Eleutherococcus senticosus) root contains eleutherosides to support physical and mental endurance/vitality. Our Siberian Eleuthero is carefully tested and produced to superior quality standards.