It contains silymarin which refers to the extract from the seeds of the Silybum marianum plant, also known as "milk thistle". During the Middle Ages the seed of the milk thistle was commonly used to help liver diseases. The active ingredients in milk thistle are chemicals called flavonoids . The flavonoids present in milk thistle are silybin , silidianin and silicristin , and they are extremely valuable substances that actively help the liver function and protect it from the destructive action of different toxins , drugs , medicines or alcohol . Format: Box of 60 capsule. How to use: As a dietary supplement take 1 capsule 2-3 times daily. Nutritional information: