Assertion: dietary soy | /r/HasProperty | 13 studies
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Source sentences:
text: However, a systematic Cochrane review published in 2013 concluded that supplements containing primarily genistein (four studies; 30 to 60 mg/day for 12 weeks to one year) — but not dietary soy (13 studies), soy isoflavone extracts (12 studies), or red clover extracts (nine studies) — significantly reduced the frequency of hot flashes (131).