[The FDA is to corporate to trust at face value, but
this study is worth looking into, that is if it wasn't
funded by the meat and dairy industry? At least the
FDA is still admitting that soy is healthier than
killing/eating animals. Rick.]


Heart Association Derides Soy Claims

By JAMIE STENGLE, Associated Press Writer Mon Jan 23,
7:20 PM ET

DALLAS - Veggie burgers and tofu might not be so great
at warding off heart disease after all. An
American Heart Association committee reviewed a decade
of studies on soy's benefits and came up with results
that are now casting doubt on the health claim that
soy-based foods and supplements significantly lower
cholesterol.

The findings could lead the
Food and Drug Administration to re-evaluate rules that
currently allow companies to tout a
cholestorol-lowering benefit on the labels of
soy-based food.

The panel also found that neither soy nor the soy
component isoflavone reduced symptoms of menopause,
such as "hot flashes," and that isoflavones don't help
prevent breast, uterine or prostate cancer. Results
were mixed on whether soy prevented postmenopausal
bone loss.

Based on its findings, the committee said it would not
recommend using isoflavone supplements in food or
pills. It concluded that soy-containing foods and
supplements did not significantly lower cholesterol,
and it said so in a statement recently published in
the journal Circulation.

Nutrition experts say soy-based foods still are good
because they often are eaten in place of less healthy
fare like burgers and hot dogs. But they don't have as
much direct benefit as had been hoped on cholesterol,
one of the top risk factors for heart disease.

"We don't want to lull people into a false sense of
security that by eating soy they can solve the problem
(with cholesterol)," said Dr. Michael Crawford, chief
of clinical cardiology at University of California San
Francisco Medical Center.

"If they are radically altering their diet where
they're only eating soy in the hopes that this is
going to bring their cholesterol down, they're
deluding themselves," said Crawford, who was not on
the panel that issued the new statement.

The FDA in 1999 started allowing manufacturers to
claim that soy products might cut the risk of heart
disease after studies showed at least 25 grams of soy
protein a day lowered cholesterol. A year later, the
Heart Association recommended soy be included in a
diet low in saturated fat and cholesterol.

But as more research emerged, the Heart Association
decided to revisit the issue. The committee members
reviewed 22 studies and found that large amounts of
dietary soy protein only reduced LDL, or "bad"
cholesterol, about 3 percent and had no effect on HDL,
or "good" cholesterol, or on blood pressure.

They did a separate analysis of isoflavones. The
review of 19 studies suggested that soy isoflavones
also had no effect on lowering LDL cholesterol or
other lipid risk factors.

"Soy proteins and isoflavones don't have any major
health benefits other than soy protein products are
generally good foods," said Dr. Frank Sacks, a
professor of nutrition at the Harvard School of Public
Health in Boston who led the committee. "They're good
to replace other foods that are high in cholesterol."

Still, the Heart Association statement notes that soy
products like tofu, soy butter, soy nuts and some soy
burgers should be heart-healthy because they contain a
lot of polyunsaturated fats, fiber, vitamins and
minerals and are low in saturated fat.

"Soy isn't a magic bullet, but it can be a valuable
contributor to a heart-healthy diet," said Jo Ann
Carson, a professor of clinical nutrition at the
University of Texas Southwestern Medical Center at
Dallas who was not part of the panel.

It's important not to think about foods in
black-and-white terms, said Dr. Michael Lim, director
of the cardiac catheterization lab at Saint Louis
University School of Medicine.

"There's no quick fix," he said. "Our bad cholesterol
numbers would certainly get worse if instead of eating
tofu burgers we went out and had hamburgers each night
of the week."

___

On the Net:

American Heart Association:
http://www.americanheart.org


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