Are phytoestrogen supplements safe?
Safety. Although there is not a lot of evidence about health risks from clinical trials, thousands of years of dietary experience indicates that eating foods containing phytoestrogens is safe. Unlike pharmaceutical estrogens, the phytoestrogens in food do not appear to increase the risk of endometrial cancer.
Can plant estrogen affect humans?
Adverse Effects In fact, phytoestrogens are classified as endocrine disruptors. These are chemicals that may interfere with the body’s hormonal system when consumed at a sufficiently high dose. However, there’s not much evidence that phytoestrogens have harmful effects in humans ( 20 ).
Do phytoestrogens cause gynecomastia?
Phytoestrogens, a component of soy products, have estrogen-like properties, and in large amounts they can lead to gynecomastia (4).
What is the strongest phytoestrogen?
The strongest known phytoestrogen is 8-PN (4), a compound produced by lupulin glands (Humulus lupulus L.) and present in small amounts (less than 20 µg/L) in beer. This molecule has ER-dependent activity in mammalian cells at a concentration of about 1.0 μM.
Does phytoestrogen cause weight gain?
Overall, Glisic’s team found no associations between taking phytoestrogen supplements and weight gain or loss, or any other changes in measurements of body composition like waist-to-hip ratio.
Are potatoes high in estrogen?
The estrogenic plant compounds are widespread in food, including herbs and seasonings (garlic, parsley), grains (soybeans, wheat, rice), vegetables (beans, carrots, potatoes), fruits (date, pomegranates, cherries, apples), and drinks (coffee). The two most studied phytoestrogen groups are lignans and isoflavones.
Can drinking soy milk increase estrogen?
Drinking just two cups of soymilk or eating one cup of tofu produces blood levels of isoflavones that can be 500 to 1,000 times higher than typical estrogen levels in women.
Can phytoestrogens feminize you?
Feminizing effect of phytoestrogens and soy products may be subtle, detectable only statistically in large populations; it can be of particular importance for children and adolescents.
Does phytoestrogen affect testosterone?
A limited number of studies have been devoted to the effects of phytoestrogens on human reproductive health. These investigations indicate that adult exposure to phytoestrogens has no effects on pituitary hormone concentrations and semen parameters, but possibly lowers testosterone concentrations in the male [13-15].