Hoodia Pure by Hi-Tech contains standardized Hoodia Extract to guarantee the active constituents (saponins 15% and Pregnane Glycosides 25%) are available for maximum effectiveness. Each batch is certified to contain these active constituents in order to make Hoodia-Pure "The World's Strongest Appetite Suppressant." All studies showing the effectiveness of Hoodia Gordonii have been standardized just like Hi Tech Hoodia Pure. Hoodia Pure is a revolutionary appetite suppressant that will be the "Gold Standard" by which all Hoodia products will soon be judged.