Fast-paced contemporary lifestyles can affect your liver's vital functions. Milk Thistle is called the king of liver herbs. The active component of Silymarin is Silybin. This is the key active in Milk Thistle that exerts the highest degree of therapeutic effects. It is also a potent antioxidant helping to protect the body from the damaging effects of free radicals. This action assists liver detoxification, the regeneration of liver cells and protection effect against many pharmaceutical drugs including iron overload which is particularly useful to people suffering from hemachromatosis. Optimal liver function is critical for general health and wellbeing.