From The Telegraph:
Patients with Alzheimer's disease have been given fresh hope as scientists discover that off the shelf vitamin B supplement halts memory loss.
Researchers have discovered that high doses of Vitamin B3, which costs as little as £4 over the counter, could have a dramatic effect on the onslaught of the progressive disease.
The breakthrough by US scientists could mean a cheap and easily obtainable treatment for the 417,000 or so sufferers in the UK.
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