Assertion: soybean's isoflavone | /r/HasProperty | 60 mg/day
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Source sentences:
text: In a multicenter, randomized, double-blind, placebo-controlled trial in 158 Japanese men (ages, 50 to 75 years) with negative prostate biopsy but rising serum PSA, supplemental isoflavones (60 mg/day) for one year had no effect on circulating concentrations of PSA and sex steroid hormones, or on the overall incidence of biopsy-detectable prostate cancer.