Länk - Folsyra håller gammal hjärna i trim
Memory tests before and after the experiment showed those who took the supplement performed as well on a sensitive test of memory as people five years younger – and, on some parts of it, seven years younger. There was about a two-year gain in tests of reaction speeds, information processing, and overall thinking. Taking folic acid also led to a significant reduction in levels of homocysteine, a blood chemical linked to both heart disease and dementia.
Läs mer: Folic acid supplements rejuvenate older brains - health - 19 January 2007 - New Scientist