Clinical studies using standardized milk thistle extract show that it supports and promotes normal liver function.* The active bioflavonoid complex, silymarin, is a powerful antioxidant that exerts a protective effect against substances harmful to the liver.* Thisilyn is especially recommended for those who use alcohol, smoke or are exposed to environmental pollutants. Thisily, the unique standardized milk thistle extract, is the world's standard for quality. The milk thistle used to manufacture Thisilyn is carefully extracted and tested for purity, ensuring all the plant's desirable benefits remain bioavailable.