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Updated November 25, 2007

Definition: Substances found in some herbs and other plants that help to regulate plant growth. Some types, referred to as phytoestrogens, can bind to the human body’s estrogen receptors and may act like an estrogen or an anti-estrogen on the body, depending upon their particular type and dosage.
Pronunciation: fie-toe-ES-troh-jen
Also Known As: Plant hormones; plant estrogens; plant growth regulators(PGRs)
Phytohormones are being studied as treatment for menopause symptoms because they sometimes behave as estrogens in the body.

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