... Active Ingredient: Silymarin Part of used: Leaf, flowers and stems, seeds Odor: Special taste Characteristics: Brown yellow powder ... Amanita phalloides) or from carbon tetrachloride, which destroy liver cells and usually cause death. When Milk Thistle seeds are used ... tyramine, histamine, gamma linoleic acid, essential oil, mucilage, and bitter principle. Milk Thistle is also an antioxidant that is ...