Ginkgo biloba fails drug test
The herb fares no better than placebos in preventing Alzheimer’s disease
By Nathan Seppa, 14:39 PM November 18, 2008
The supplement Ginkgo biloba has failed to ward off Alzheimer’s disease or other forms of dementia any better than a placebo in a long-term trial, researchers report in the Nov. 19 Journal of the American Medical Association (JAMA).
“This is tremendously disappointing,” says study coauthor Steven DeKosky, a neurologist at the University of Virginia School of Medicine in Charlottesville.
DeKosky has good reason to feel let down. In earlier laboratory tests, ginkgo extract showed an abilit...
Source URL: https://www.sciencenews.org/article/ginkgo-biloba-fails-drug-test