Brain nutrition

In a randomized study, 91 subjects with mild cognitive impairment, a risk factor for Alzheimer's disease, received either an extract combining green tea and l-theanine, or a placebo, over 16 weeks. Tests were conducted to evaluate memory and attention. Results showed memory improvements in those who received the green tea/l-theanine...

A study in the November 2010 issue of Alzheimer's and Dementia: The Journal of the Alzheimer Association suggests that taking docosahexaenoic acid (DHA) may improve memory and learning in elderly people with mild cognitive impairment. The ‘Memory improvement with docosahexaenoic acid study' (MIDAS) is a randomised, double-blind, placebo-controlled study which...

A decline in cognitive performance is a natural consequence of ageing. It has been suggested, however, that vitamin D status may have an impact on the cognitive function of elderly people. It is believed that vitamin D may bind to neuron receptors in the brain and develop anti-neurodegenerative, anti-inflammatory and...