Monday, 29 March 2010

Soy is safe and free from hormonal side-effects

Soy is Safe and Free From Hormonal Side-Effects Says Meta-Analysis
/A Research Review by Benjamin Brown N.D/
The safety of soy phytoestrogens has been the topic of concern. A new
large scale meta-analysis of 92 randomized controlled trials with 9629
participants has found they are safe, well tolerated and not associated
with hormone-related side effects. This is important reassurance for the
many women who use soy phytoestrogens for menopausal relief.
This study compared the incidence of side effects of soy phytoestrogens
with placebo. The analysis found that soy phytoestrogen supplements have
a safe side-effect profile with moderately elevated rates of
gastrointestinal side effects. Gynaecological, musculoskeletal,
neurological and unspecific side effects were not significantly
different between soy phytoestrogens and placebo. Importantly soy
phytoestrogens were not associated with vaginal bleeding, endometrial
hyperplasia, endometrial cancer or breast cancer.
*Comment:*
This is good news for women seeking an alternative to hormone
replacement therapy. /"Based on our findings, they can be assured that
there is no indication of serious unwanted side effects of phytoestrogen
treatment such as those found in women on hormone replacement therapy,
for example, thrombosis, myocardial infarction, stroke, and breast
cancer"/ wrote that authors.
*References:*
Tempfer CB, Froese G, Heinze G, Bentz EK, Hefler LA, Huber JC. Side
effects of phytoestrogens: a meta-analysis of randomized trials. Am J
Med. 2009 Oct;122(10):939-46.e9

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