Cognitive function includes reasoning, problem-solving, decision-making, and attentiveness. At 70, two out of three Americans have cognitive impairment.
Egg
Eggs include brain-healthy nutrients including choline (150 milligrams per big egg) and lutein and zeaxanthin (252 micrograms).
Mushroom
The wonderful mushroom is more than a vegan burger meat substitute. Ergothioneine comes from these amazing fungus.
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Walnut
Walnuts are the only tree nut that is a good source of ALA omega-3 fatty acids, which is why they're one of the best foods for brain health.