Value Size Premium Herbal Non GMO Project Verified 550 mg Per Cap Dietary Supplement Certified Authentic Tru-ID Vegetarian Health through the power of nature, that's what it means to Trust the Leaf. Ginger (Zingiber officinale) is guaranteed to contain 0.8% total gingerols and gingerdiones to ease stomach discomfort. Our Ginger is carefully tested and produced to superior quality standards.