Source Naturals, Genistein, Soy Complex, 1,000 mg, 120 TabletsNon GMO Validated Dietary Supplement Soy Life Isoflavones are unique polyphenol compounds which are found in the soybean plant. Research suggests that soy protein and soy isoflavones may reduce the frequency and severity of hot flashes during menopause. Source Naturals Genistein Soy Complex contains 44 mg of Soy Life isoflavones per serving which are naturally occurring and come from non GMO soy.