Since 1990 when health claims on foods were first authorized, the FDA has never reversed a decision to allow one. But it's in the process of doing so now — the one that links soy protein to a reduced risk of heart disease.
Soy has estrogen and anti-estrogen components. This study hoped to determine whether women with breast cancer should eat more or less soy. The study itself has good and bad points. But the media presented misleading headlines, which confused more than clarified. (What else is new?)