Vitamin D may help prevent dementia and cognitive decline by having a role in nervous tissue formation and maintaining calcium in the body - Reuters (article link)

- People severely vitamin D deficient were 60% more likely to experience substantial general cognitive decline, 31% more likely to experience cognitive problems.
- Dementia, such as Alzheimer's, is a brain-wasting condition that affects around 35 million people worldwide -- Vitamin D may help prevent the degeneration of brain tissue by having a role in formation of nervous tissue,
maintaining levels of calcium in the body, or clearing of beta-amyloid, the substance that forms the brain plaques that are associated with Alzheimer's disease.

Macromineral Deficiencies and Acid-Base Disorder

 

Low vitamin D increases risk of dementia in elderly

(Reuters) - Older people with low levels of vitamin D appear more likely to have problems with memory, learning and thinking, suggesting low vitamin D could give an early warning for dementia risk, scientists said on Monday.

http://www.reuters.com/article/idUSTRE66B65W20100713