These are chemical compounds that are structurally similar to estrogen, so when they enter the body, they behave
with estrogenic effect on the reproductive system function.
Not exact matches
Chemicals
with estrogenic activity «have been reported to have potential adverse health
effects in mammals, including humans, especially in fetal and infant states,» says Dr. George Bittner, a professor of neurobiology at the University of Texas at Austin who has served on many National Institutes of Health panels.
By that I mean you can take 10
estrogenic chemicals at doses that on their own don't have an
effect, but if you add them together, you end up
with problems.
Elbek criticized the panel for rushing through the evidence of soy genistein's phyto - toxicity and for largely disregarding damaging
effects caused by daidzein (metabolite equol) and glycitein, individually or in combination
with other
estrogenic endocrine disruptors.
The increase may also have to do
with excessive exposure to xenoestrogens, chemicals such as pesticides which have
estrogenic effects on the body.
Such herbs should be used
with caution, as clinical studies have not yet determined the long - term
effects of
estrogenic herbs on health.
See: Interaction of
estrogenic chemicals and phytoestrogens
with estrogen receptor β Soy isoflavone genistein has about 4 % of 17β - estradiol's affinity for estrogen receptor α, responsible for estrogen's feminizing
effects, and 87 % of its affinity for ERβ, which acts as a tumor suppressor.
«Clear evidence of adverse
effects of genistein in studies
with gestational, lactational and post-weaning treatment,» and that «Daidzein has
estrogenic activity of its own.»
A significant number of people are becoming increasingly sensitive to low exposures to 2,4 - D and many other chemicals.16 This increasing sensitivity may be due to a combination
effect of simultaneous exposure to
estrogenic nonylphenols15 mixed
with locally sprayed herbicides, which are also highly
estrogenic, and to antiandrogenic wind drift fungicides, 17 as well as to many other airborne chemicals.
The efficiency of these ingredients is believed to be due to their
estrogenic effect, but recent studies show that this is not the case
with black cohosh.
Apparently, they contain anti-nutrients like phytic acid that interfere
with mineral absorption, have a goitrogenic
effect, and are also xeno -
estrogenic and act to reduce libido and inhibit fertility.
These findings are consistent
with an
estrogenic hormonal proliferative
effect on breast tissue (6 — 10) that is reflected in the amount of dense tissue and breast density (11).
The problem is that parabens are endocrine disruptors, which means that they have an
estrogenic effect in the body — they bind to the same cell receptors as our own estrogen but they interfere
with our normal, rhythmic, hormonal process.