Foods that can help improve memory include deep-water fish, whole grains, nuts, blueberries and avocados, according to WebMD. Foods rich in mono- and polyunsaturated fats and low in saturated and trans fats may be helpful for preserving memory, according to Harvard Medical School.
Additional foods that can improve brain health are pomegranate juice, seeds, beans, freshly-brewed tea and dark chocolate, according to WebMD.
Antioxidant-rich foods help protect the brain from harmful free radicals, explains WebMD. Foods rich in omega-3 essential fatty acids help improve brain function. Vitamin E in foods is correlated with decreased age-related cognitive decline. Foods that stabilize glucose levels are good for the brain, because the brain needs a steady supply of glucose for fuel.
The Mediterranean diet so far holds the strongest credibility for any diet-related preservation of memory, according to Harvard Medical School. The Mediterranean diet is also heart-healthy, which appears to be a strong factor in brain health. The Mediterranean diet has been linked to lower rates of dementia from Alzheimer’s disease and mild cognitive impairment, explains Harvard Medical School.
Food in the Mediterranean diet that is good for brain health includes fish, olive oil, fruits, vegetables and whole grains, according to Harvard Medical School. Additionally, helpful diet traits are beans, nuts, moderate alcohol, limited red meat and up to four eggs per week.