soy's

Kaayla Daniels, Ph. D., author of "The Whole Soy Story," suggests that soy's negative impact on the thyroid occurs mostly when isoflavone intake is more than 30 mg daily.

Craig Cooper: Soy: When It's Good, When It's Bad, And How To Tell Craig Cooper 2010

Kaayla Daniels, Ph. D., author of "The Whole Soy Story," suggests that soy's negative impact on the thyroid occurs mostly when isoflavone intake is more than 30 mg daily.

Craig Cooper: Soy: When It's Good, When It's Bad, And How To Tell Craig Cooper 2010

Willett says scientists are still trying to understand all of soy's hormonal effects.

Soy foods could help breast cancer survivors 2009

Don't worry about soy's effect on breast cancer if you eat it in the forms and amounts I recommend.

Mark Hyman, MD: Soy: Blessing or Curse? 2010

Don't worry about soy's effect on breast cancer if you eat it in the forms and amounts I recommend.

Soy: Blessing or Curse? 2010

A single serving of genetically engineered soy can result in horizontal gene transfer, where the bacteria in the human gut adopts the soy's DNA.

Ronnie Cummins: Top 10 Reasons to Label Genetically Engineered Foods 2010

D., author of "The Whole Soy Story," suggests that soy's negative impact on the thyroid occurs mostly when isoflavone intake is more than 30 mg daily.

Craig Cooper: Soy: When It's Good, When It's Bad, And How To Tell Craig Cooper 2010

Now, there are many claims out there that soy might also prevent cancers and symptoms of menopause, but there are also some conflicting studies about soy's role in breast cancer and other hormone sensitive conditions in women.

CNN Transcript Jul 25, 2009 2009

Perhaps the most disturbing of soy's ill effects on health has to do with its phytoestrogens, which can mimic the effects of the female hormone, oestrogen.

Soy Good, Bad...or Both? GreenFertility 2008

So if you're someone who wants to get a lot of protein in their diet, soy's not a bad choice, certainly also if you're worried about your heart.

CNN Transcript Mar 20, 2007 2007