The world's best selling and most widely researched milk thistle extract, Thisilyn is the standard for quality and effectiveness. Each capsule contains this unique extract standardized to 80% silymarin. In head-to-head research, Thisilyn has been shown to be twice as bioavailable as other milk thistle brands. Clinical studies with Thisilyn show that it supports and promotes normal liver function. Its active bioflavonoid complex, silymarin, is a powerful antioxidant in the liver and exerts a protective effect against alcohol, pollutants and other substances that are potentially harmful to the liver. Thisilyn is especially recommended for those who smoke, drink alcohol or are exposed to environmental pollutants. The silymarin in Thisilyn's patented extract dissolves quicker and easier in the digestive tract than other brands, yielding 2X more of the active into the blood stream.