Nature's Way Milk Thistle Standardized - 60 CapsulesNature's Way Milk Thistle Standardized Description: Milk Thistle extract is standardized to 80% silymarin. Silymarin is the key constituent that exerts a protective effect against substances potentially harmful to the liver. Nature's Way Standardized Milk Thistle extract is a technically advanced herbal product. Standardization assures specific measurable levels of important compounds that provide beneficial activity in the body. Disclaimer These