Elderly people deficient in a key type of vitamin B could have a three times higher chance of developing dementia, researchers say

Chonnam National University Medical School in Gwangju acknowledged this in their study, noting that "changes in micronutrients could be linked with the other typical signs that precede dementia, including weight loss and low blood pressure.

(Source: http://news.bbc.co.uk/1/hi/health/7226872.stm)

Thousands of premature births could be prevented if the mothers took folic acid for at least a year before getting pregnant, doctors have found.

A major study has shown that extra supplies of the B vitamin cut the risk of premature babies by 50 to 70 per cent.