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Related to isoflavones: Soy isoflavones


Plant polyphenols that may have estrogenic effects in mammals.

isoflavones (īˑ·sō·flāˈ·vōnz), phytoestrogenic compounds found in various plants, including red clover and soy. Used in lowering blood cholesterol levels, in relieving menopausal complaints, in protect-ing against osteoporosis, and as pos-sible preventive against hormone-dependent cancer. Caution in patients with thyroid conditions or with a predisposition to breast cancer, and those taking thyroid medications.
References in periodicals archive ?
On the other hand, soy peptides and isoflavones are biodegradable, environmentally friendly and non-toxic.
The isoflavones genistein, daidzein, equol were measured in 24 h urine samples.
There is growing interest in using soy isoflavones in diseases related to metabolic syndrome.
The major isoflavones include genistin, daidzin, glycitin, equol, and biochanin A and, in particular, genistein is the most widely investigated isoflavon [Figure 1].
The 66mg of isoflavone that we use in this study is equivalent to eating an oriental diet, which is rich in soy foods.
Conclusion Soy isoflavones supplementation 160 mg/day can lower total AV lesion.
Muscle and joint pain improved significantly for both the 10 and 20 mg doses of S-equol compared with the soy isoflavones (p=0.
Researchers assigned 182 women (all had been menopausal for no more than rive years) to take either 200 milligrams of a soy isoflavone tablet or a placebo every day.
However, given that prolonged oestrogen treatment may increase the risk of endometrial and breast cancers, the structural similarity between oestrogen and soy isoflavones raises the question of whether they too might pose some risk.
Research over the past 10 years has reported mixed results due to varying study designs and soy preparations, but the literature overall still supports the conclusion that soy protein with isoflavones can decrease blood levels of LDL cholesterol (Zhan and Ho 2005).
There is a concern, however, regarding the harmful effects of soy isoflavones on thyroid function.