Kate Devlin writes in the Telegraph:
Elderly people who took Ginkgo biloba every day for six years had as many difficulties with recall as those who took a fake supplement, the largest study of its kind has shown. At least 100,000 people in Britain are thought to regularly take the supplement, which has been widely credited with improving memory and concentration.
Made from the leaves of the Ginkgo tree, the Chinese herbal remedy has been used as a traditional medicine for centuries. It is thought to contain chemicals which help the flow of blood around the body, which advocates believe will help protect the brain against decline.
But the researchers who carried out the latest study warned that the supplement appeared to have no effect on warding off age-related memory problems.
Beth Snitz, from the University of Pittsburgh, who led the study, said: “Ginkgo biloba is marketed widely and used with the hope of improving, preventing, or delaying cognitive impairment associated with ageing and neurodegenerative disorders such as Alzheimer’s disease.
Read More in the Telegraph
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