Irwin Naturals Milk Thistle Liver Detox helps support your liver as it works to filter toxins and chemicals and promote good function. Not only does each dose of two soft gels yield an extract of 80% of the active ingredient, silymarin, but also includes other ingredients that support the liver. Each bottle of Irwin Naturals Milk Thistle Liver Detox contains 60 soft-gels, or 30 doses, which can be taken daily for natural detoxification and overall good health.