Super Sprouts(TM) contains naturally occurring antioxidant enzyme factors, including superoxide dimutase, catalase, glutathione peroxidase, and methionine reductase. Super Sprouts Plus(TM) adds antioxidant vitamins, minerals and N-acetyl cysteine, which are precursors for the production of additional antioxidant enzymes. The result is powerful antioxidant enzyme support against free radicals. It takes over 1 pound of fresh sprouts to yield one ounce of finished product-a 16:1 concentration.