The herb Ginkgo biloba and a range of nonprescription nutrients currently enjoy healthy sales as alleged enhancers of memory and intellect. Let the buyer beware, though. Research has yet to confirm that these so-called “brain boosters” work as advertised, according to a pair of reviews in the May Psychological Science in the Public Interest.
Studies have found that ingesting gingko extract yields modest improvement, at best, in remembering and manipulating new information, say psychologist Paul E.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.