News Health & Medicine Soy estrogens: Too much of a good thing? Share this:FacebookTwitterPocketRedditPrintEmail By Nathan Seppa June 13, 2001 at 10:30 am This article is only available to Science News subscribers. Subscribers, enter your e-mail address to access our archives. Client key* E-mail* Log in Not a subscriber? Science News is a nonprofit. Support us by subscribing now. Subscribe