HerbalFactors Milk Thistle is a liver function support supplement made with a combination of milk thistle extract, dandelion root, and turmeric. Milk thistle is traditionally used in herbal medicine as a liver protectant, and contains key actives known collectively as silymarin. Dandelion and turmeric contain antioxidants and work alongside milk thistle to help support healthy liver function. This non-GMO formula is standardized to contain 150 mg of silymarin per capsule.