Taking vitamin supplements to prevent Alzheimer’s and keep the brain sharp is a waste of money, Oxford scientists have concluded.B vitamins fail to slow mental decline and do not prevent dementia, a comprehensive analysis of evidence has found. Middle-aged people are better off taking a walk or eating more fruit and vegetables, experts say.
People taking supplements scored no better on tests of memory, speed or decision-making than those taking placebos, according to an overview of data on 22,000 people in 11 different trials.
“Our study draws a line under the debate. B vitamins don’t reduce cognitive decline as we age. Taking folic acid and vitamin B-12 is sadly not going to prevent Alzheimer’s disease,” said Dr Robert Clarke of the clinical trials service unit at Oxford University.
The millions of people who spend £10 a time on packs of vitamins are doing their health no good, Dr Clarke added.“Taking…
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