India, Jan. 3 -- According to new research conducted by researchers at University of Illinois, higher levels of several key nutrients in the blood have more efficient brain connectivity and performance on cognitive tests in older adults.

The study, reported in the journal NeuroImage, looked at 32 key nutrients in the Mediterranean diet, which previous research has shown is associated with better brain function in aging. It included 116 healthy adults 65-75 years of age.

Christopher Zwilling, postdoctoral researcher at University of Illinois and who led the study with psychology professor Aron Barbey in the Beckman Institute for Advanced Science and Technology said, "We wanted to investigate whether diet and nutrition predict cognitive p...