Life Extension - Certified European Milk Thistle 750 Mg Reviewhttp://tinyurl.com/lby4m7k Life Extension - Certified European Milk Thistle 750 Mg Contains standardized concentrations of silybin and isosilybin A and B not found in other milk extraxts.This silybin-phosphatidylcholine complex is absorbed nearly five times better than silymarin alone.Phosphatidylcholine facilitates transport across the intestinal lining into the bloodstream, making it an ideal "carrier molecule" for silybin.