Older adults with mild cognitive impairment and sleep problems who took at least 5,000 IU of vitamin D daily scored more than 13% higher on a cognitive test than those taking none. The preliminary findings suggest vitamin D could be worth studying as a potentially modifiable factor during an early window of cognitive decline.
Source: https://www.sciencedaily.com/releases/2 ... 015138.htm
Source: https://www.sciencedaily.com/releases/2 ... 015138.htm
