![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjRVqFPkcRvsS7APOOyqcZkOYi2Tazxnf-ghAdz4IHgBypuS-4K9ExVqtECtIgyuI_Kffm0rR2PN3438RvwqeXItHce5e_Ed_vw_l2j4xdvMClQ2ZT-X235Oi04Pa2-WjqRJwv9vRP1ehiI/s200/Brain.png)
Benefits seen? Significant improvements in homocysteine levels, in global cognition, episodic memory, delayed recall and semantic memory. Progression of memory impairment was slowed in the B vitamin group and not at all in the placebo group.
de Jager, Jacoby et al, 'Cognitive and clinical outcomes of homocysteine-lowering B-vitamin treatment in mild cognitive impairment: a randomized controlled trial', International Journal of Geriatric Psychiatry, 2011.